/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
- * lustre/mdt/mdt_handler.c
- * Lustre Metadata Target (mdt) request handler
+ * GPL HEADER START
*
- * Copyright (c) 2006 Cluster File Systems, Inc.
- * Author: Peter Braam <braam@clusterfs.com>
- * Author: Andreas Dilger <adilger@clusterfs.com>
- * Author: Phil Schwan <phil@clusterfs.com>
- * Author: Mike Shaver <shaver@clusterfs.com>
- * Author: Nikita Danilov <nikita@clusterfs.com>
- * Author: Huang Hua <huanghua@clusterfs.com>
- * Author: Yury Umanets <umka@clusterfs.com>
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
- * This file is part of the Lustre file system, http://www.lustre.org
- * Lustre is a trademark of Cluster File Systems, Inc.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
*
- * You may have signed or agreed to another license before downloading
- * this software. If so, you are bound by the terms and conditions
- * of that agreement, and the following does not apply to you. See the
- * LICENSE file included with this distribution for more information.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
*
- * If you did not agree to a different license, then this copy of Lustre
- * is open source software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
*
- * In either case, Lustre is distributed in the hope that it will be
- * useful, but WITHOUT ANY WARRANTY; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * license text for more details.
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Use is subject to license terms.
+ */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
+ *
+ * lustre/mdt/mdt_handler.c
+ *
+ * Lustre Metadata Target (mdt) request handler
+ *
+ * Author: Peter Braam <braam@clusterfs.com>
+ * Author: Andreas Dilger <adilger@clusterfs.com>
+ * Author: Phil Schwan <phil@clusterfs.com>
+ * Author: Mike Shaver <shaver@clusterfs.com>
+ * Author: Nikita Danilov <nikita@clusterfs.com>
+ * Author: Huang Hua <huanghua@clusterfs.com>
+ * Author: Yury Umanets <umka@clusterfs.com>
*/
#ifndef EXPORT_SYMTAB
#include <lustre_mds.h>
#include <lustre_mdt.h>
#include "mdt_internal.h"
-#include <linux/lustre_acl.h>
+#ifdef HAVE_QUOTA_SUPPORT
+# include <lustre_quota.h>
+#endif
+#include <lustre_acl.h>
#include <lustre_param.h>
+#include <lustre_fsfilt.h>
mdl_mode_t mdt_mdl_lock_modes[] = {
[LCK_MINMODE] = MDL_MINMODE,
static struct mdt_device *mdt_dev(struct lu_device *d);
static int mdt_regular_handle(struct ptlrpc_request *req);
static int mdt_unpack_req_pack_rep(struct mdt_thread_info *info, __u32 flags);
+static int mdt_fid2path(const struct lu_env *env, struct mdt_device *mdt,
+ struct getinfo_fid2path *fp);
-static struct lu_object_operations mdt_obj_ops;
+static const struct lu_object_operations mdt_obj_ops;
int mdt_get_disposition(struct ldlm_reply *rep, int flag)
{
if (OBD_FAIL_CHECK(OBD_FAIL_MDS_GETSTATUS_PACK))
RETURN(err_serious(-ENOMEM));
- repbody = req_capsule_server_get(&info->mti_pill, &RMF_MDT_BODY);
+ repbody = req_capsule_server_get(info->mti_pill, &RMF_MDT_BODY);
rc = next->md_ops->mdo_root_get(info->mti_env, next, &repbody->fid1);
if (rc != 0)
RETURN(rc);
repbody->valid |= OBD_MD_FLID;
- if (mdt->mdt_opts.mo_mds_capa) {
+ if (mdt->mdt_opts.mo_mds_capa &&
+ info->mti_exp->exp_connect_flags & OBD_CONNECT_MDS_CAPA) {
struct mdt_object *root;
struct lustre_capa *capa;
if (IS_ERR(root))
RETURN(PTR_ERR(root));
- capa = req_capsule_server_get(&info->mti_pill, &RMF_CAPA1);
+ capa = req_capsule_server_get(info->mti_pill, &RMF_CAPA1);
LASSERT(capa);
capa->lc_opc = CAPA_OPC_MDS_DEFAULT;
-
rc = mo_capa_get(info->mti_env, mdt_object_child(root), capa,
0);
mdt_object_put(info->mti_env, root);
static int mdt_statfs(struct mdt_thread_info *info)
{
- struct md_device *next = info->mti_mdt->mdt_child;
- struct obd_statfs *osfs;
- int rc;
+ struct md_device *next = info->mti_mdt->mdt_child;
+ struct ptlrpc_service *svc;
+ struct obd_statfs *osfs;
+ int rc;
ENTRY;
+ svc = info->mti_pill->rc_req->rq_rqbd->rqbd_service;
+
/* This will trigger a watchdog timeout */
OBD_FAIL_TIMEOUT(OBD_FAIL_MDS_STATFS_LCW_SLEEP,
- (MDT_SERVICE_WATCHDOG_TIMEOUT / 1000) + 1);
+ (MDT_SERVICE_WATCHDOG_FACTOR *
+ at_get(&svc->srv_at_estimate)) + 1);
rc = mdt_check_ucred(info);
if (rc)
if (OBD_FAIL_CHECK(OBD_FAIL_MDS_STATFS_PACK)) {
rc = err_serious(-ENOMEM);
} else {
- osfs = req_capsule_server_get(&info->mti_pill,&RMF_OBD_STATFS);
+ osfs = req_capsule_server_get(info->mti_pill, &RMF_OBD_STATFS);
rc = next->md_ops->mdo_statfs(info->mti_env, next,
&info->mti_u.ksfs);
statfs_pack(osfs, &info->mti_u.ksfs);
{
struct mdt_body *b;
struct lu_attr *attr = &info->mti_attr.ma_attr;
-
- b = req_capsule_server_get(&info->mti_pill, &RMF_MDT_BODY);
+
+ b = req_capsule_server_get(info->mti_pill, &RMF_MDT_BODY);
/* Check if Size-on-MDS is enabled. */
if ((mdt_conn_flags(info) & OBD_CONNECT_SOM) &&
if (fid) {
b->fid1 = *fid;
b->valid |= OBD_MD_FLID;
- CDEBUG(D_INODE, ""DFID": nlink=%d, mode=%o, size="LPU64"\n",
+
+ /* FIXME: these should be fixed when new igif ready.*/
+ b->ino = fid_oid(fid); /* 1.6 compatibility */
+ b->generation = fid_ver(fid); /* 1.6 compatibility */
+ b->valid |= OBD_MD_FLGENER; /* 1.6 compatibility */
+
+ CDEBUG(D_INODE, DFID": nlink=%d, mode=%o, size="LPU64"\n",
PFID(fid), b->nlink, b->mode, b->size);
}
struct md_object *next = mdt_object_child(o);
const struct mdt_body *reqbody = info->mti_body;
struct ptlrpc_request *req = mdt_info_req(info);
- struct mdt_export_data *med = &req->rq_export->exp_mdt_data;
struct md_attr *ma = &info->mti_attr;
struct lu_attr *la = &ma->ma_attr;
- struct req_capsule *pill = &info->mti_pill;
+ struct req_capsule *pill = info->mti_pill;
const struct lu_env *env = info->mti_env;
struct mdt_body *repbody;
struct lu_buf *buffer = &info->mti_buf;
repbody->max_cookiesize);
}
- if (med->med_rmtclient && (reqbody->valid & OBD_MD_FLRMTPERM)) {
+ if (exp_connect_rmtclient(info->mti_exp) &&
+ reqbody->valid & OBD_MD_FLRMTPERM) {
void *buf = req_capsule_server_get(pill, &RMF_ACL);
/* mdt_getattr_lock only */
}
#endif
- if ((reqbody->valid & OBD_MD_FLMDSCAPA) &&
- info->mti_mdt->mdt_opts.mo_mds_capa) {
+ if (reqbody->valid & OBD_MD_FLMDSCAPA &&
+ info->mti_mdt->mdt_opts.mo_mds_capa &&
+ info->mti_exp->exp_connect_flags & OBD_CONNECT_MDS_CAPA) {
struct lustre_capa *capa;
- capa = req_capsule_server_get(&info->mti_pill, &RMF_CAPA1);
+ capa = req_capsule_server_get(pill, &RMF_CAPA1);
LASSERT(capa);
capa->lc_opc = CAPA_OPC_MDS_DEFAULT;
rc = mo_capa_get(env, next, capa, 0);
static int mdt_renew_capa(struct mdt_thread_info *info)
{
- struct mdt_device *mdt = info->mti_mdt;
struct mdt_object *obj = info->mti_object;
struct mdt_body *body;
struct lustre_capa *capa, *c;
* return directly, client will find body->valid OBD_MD_FLOSSCAPA
* flag not set.
*/
- if (!obj || !mdt->mdt_opts.mo_mds_capa)
+ if (!obj || !info->mti_mdt->mdt_opts.mo_oss_capa ||
+ !(info->mti_exp->exp_connect_flags & OBD_CONNECT_OSS_CAPA))
RETURN(0);
- body = req_capsule_server_get(&info->mti_pill, &RMF_MDT_BODY);
+ body = req_capsule_server_get(info->mti_pill, &RMF_MDT_BODY);
LASSERT(body != NULL);
- c = req_capsule_client_get(&info->mti_pill, &RMF_CAPA1);
+ c = req_capsule_client_get(info->mti_pill, &RMF_CAPA1);
LASSERT(c);
- capa = req_capsule_server_get(&info->mti_pill, &RMF_CAPA1);
+ capa = req_capsule_server_get(info->mti_pill, &RMF_CAPA2);
LASSERT(capa);
*capa = *c;
rc = mo_capa_get(info->mti_env, mdt_object_child(obj), capa, 1);
if (rc == 0)
body->valid |= OBD_MD_FLOSSCAPA;
-
RETURN(rc);
}
static int mdt_getattr(struct mdt_thread_info *info)
{
struct mdt_object *obj = info->mti_object;
- struct req_capsule *pill = &info->mti_pill;
+ struct req_capsule *pill = info->mti_pill;
struct mdt_body *reqbody;
struct mdt_body *repbody;
mode_t mode;
LASSERT(reqbody);
if (reqbody->valid & OBD_MD_FLOSSCAPA) {
- rc = req_capsule_pack(pill);
+ rc = req_capsule_server_pack(pill);
if (unlikely(rc))
- rc = err_serious(rc);
- else {
- rc = mdt_renew_capa(info);
- mdt_shrink_reply(info);
- }
- GOTO(out, rc);
+ RETURN(err_serious(rc));
+ rc = mdt_renew_capa(info);
+ GOTO(out_shrink, rc);
}
LASSERT(obj != NULL);
req_capsule_set_size(pill, &RMF_MDT_MD, RCL_SERVER, md_size);
- rc = req_capsule_pack(pill);
+ rc = req_capsule_server_pack(pill);
if (unlikely(rc != 0))
- GOTO(out, rc = err_serious(rc));
+ RETURN(err_serious(rc));
repbody = req_capsule_server_get(pill, &RMF_MDT_BODY);
LASSERT(repbody != NULL);
EXIT;
out_shrink:
mdt_shrink_reply(info);
-out:
return rc;
}
static int mdt_is_subdir(struct mdt_thread_info *info)
{
struct mdt_object *o = info->mti_object;
- struct req_capsule *pill = &info->mti_pill;
+ struct req_capsule *pill = info->mti_pill;
const struct mdt_body *body = info->mti_body;
struct mdt_body *repbody;
int rc;
} else
mdt_set_disposition(info, ldlm_rep, DISP_LOOKUP_POS);
- repbody = req_capsule_server_get(&info->mti_pill, &RMF_MDT_BODY);
+ repbody = req_capsule_server_get(info->mti_pill, &RMF_MDT_BODY);
#endif
if (rc == 0) {
- repbody = req_capsule_server_get(&info->mti_pill,
- &RMF_MDT_BODY);
+ repbody = req_capsule_server_get(info->mti_pill, &RMF_MDT_BODY);
repbody->fid1 = *child_fid;
repbody->valid = OBD_MD_FLID;
}
struct md_object *next = mdt_object_child(parent);
struct lu_fid *child_fid = &info->mti_tmp_fid1;
struct lu_name *lname = NULL;
- const char *name;
+ const char *name = NULL;
int namelen = 0;
struct mdt_lock_handle *lhp;
struct ldlm_lock *lock;
lustre_msg_get_flags(req->rq_reqmsg) & MSG_RESENT));
LASSERT(parent != NULL);
- name = req_capsule_client_get(&info->mti_pill, &RMF_NAME);
+ name = req_capsule_client_get(info->mti_pill, &RMF_NAME);
if (name == NULL)
RETURN(err_serious(-EFAULT));
- namelen = req_capsule_get_size(&info->mti_pill, &RMF_NAME,
+ namelen = req_capsule_get_size(info->mti_pill, &RMF_NAME,
RCL_CLIENT) - 1;
- LASSERT(namelen >= 0);
-
- /* XXX: "namelen == 0" is for getattr by fid (OBD_CONNECT_ATTRFID),
- * otherwise do not allow empty name, that is the name must contain
- * at least one character and the terminating '\0'*/
- if (namelen == 0) {
- reqbody =req_capsule_client_get(&info->mti_pill, &RMF_MDT_BODY);
- LASSERT(fid_is_sane(&reqbody->fid2));
- name = NULL;
-
- CDEBUG(D_INODE, "getattr with lock for "DFID"/"DFID", "
- "ldlm_rep = %p\n",
- PFID(mdt_object_fid(parent)), PFID(&reqbody->fid2),
- ldlm_rep);
- } else {
- lname = mdt_name(info->mti_env, (char *)name, namelen);
- CDEBUG(D_INODE, "getattr with lock for "DFID"/%s, "
- "ldlm_rep = %p\n",
- PFID(mdt_object_fid(parent)), name, ldlm_rep);
- }
+ if (!info->mti_cross_ref) {
+ /*
+ * XXX: Check for "namelen == 0" is for getattr by fid
+ * (OBD_CONNECT_ATTRFID), otherwise do not allow empty name,
+ * that is the name must contain at least one character and
+ * the terminating '\0'
+ */
+ if (namelen == 0) {
+ reqbody = req_capsule_client_get(info->mti_pill,
+ &RMF_MDT_BODY);
+ LASSERT(fid_is_sane(&reqbody->fid2));
+ name = NULL;
+ CDEBUG(D_INODE, "getattr with lock for "DFID"/"DFID", "
+ "ldlm_rep = %p\n",
+ PFID(mdt_object_fid(parent)), PFID(&reqbody->fid2),
+ ldlm_rep);
+ } else {
+ lname = mdt_name(info->mti_env, (char *)name, namelen);
+ CDEBUG(D_INODE, "getattr with lock for "DFID"/%s, "
+ "ldlm_rep = %p\n", PFID(mdt_object_fid(parent)),
+ name, ldlm_rep);
+ }
+ }
mdt_set_disposition(info, ldlm_rep, DISP_LOOKUP_EXECD);
rc = mdt_object_exists(parent);
&parent->mot_obj.mo_lu,
"Parent doesn't exist!\n");
RETURN(-ESTALE);
- } else
+ } else if (!info->mti_cross_ref) {
LASSERTF(rc > 0, "Parent "DFID" is on remote server\n",
PFID(mdt_object_fid(parent)));
-
+ }
if (lname) {
rc = mdt_raw_lookup(info, parent, lname, ldlm_rep);
if (rc != 0) {
if (unlikely(rc != 0))
mdt_object_unlock(info, child, lhc, 1);
}
- GOTO(out, rc);
+ RETURN(rc);
}
/* step 1: lock parent */
LDLM_LOCK_PUT(lock);
rc = 0;
} else {
+ struct md_attr *ma;
relock:
+ ma = &info->mti_attr;
+
mdt_lock_handle_init(lhc);
mdt_lock_reg_init(lhc, LCK_PR);
LU_OBJECT_DEBUG(D_WARNING, info->mti_env,
&child->mot_obj.mo_lu,
"Object doesn't exist!\n");
+ GOTO(out_child, rc = -ESTALE);
}
+
+ ma->ma_valid = 0;
+ ma->ma_need = MA_INODE;
+ rc = mo_attr_get(info->mti_env, next, ma);
+ if (unlikely(rc != 0))
+ GOTO(out_child, rc);
+
+ /* If the file has not been changed for some time, we return
+ * not only a LOOKUP lock, but also an UPDATE lock and this
+ * might save us RPC on later STAT. For directories, it also
+ * let negative dentry starts working for this dir. */
+ if (ma->ma_valid & MA_INODE &&
+ ma->ma_attr.la_valid & LA_CTIME &&
+ info->mti_mdt->mdt_namespace->ns_ctime_age_limit +
+ ma->ma_attr.la_ctime < cfs_time_current_sec())
+ child_bits |= MDS_INODELOCK_UPDATE;
+
rc = mdt_object_lock(info, child, lhc, child_bits,
MDT_CROSS_LOCK);
lock = ldlm_handle2lock(&lhc->mlh_reg_lh);
if (lock) {
struct mdt_body *repbody;
- struct lu_attr *ma;
/* Debugging code. */
res_id = &lock->l_resource->lr_name;
* Pack Size-on-MDS inode attributes to the body if
* update lock is given.
*/
- repbody = req_capsule_server_get(&info->mti_pill,
+ repbody = req_capsule_server_get(info->mti_pill,
&RMF_MDT_BODY);
- ma = &info->mti_attr.ma_attr;
if (lock->l_policy_data.l_inodebits.bits &
MDS_INODELOCK_UPDATE)
mdt_pack_size2body(info, child);
mdt_object_put(info->mti_env, child);
out_parent:
mdt_object_unlock(info, parent, lhp, 1);
-out:
return rc;
}
int rc;
ENTRY;
- reqbody = req_capsule_client_get(&info->mti_pill, &RMF_MDT_BODY);
+ reqbody = req_capsule_client_get(info->mti_pill, &RMF_MDT_BODY);
LASSERT(reqbody != NULL);
- repbody = req_capsule_server_get(&info->mti_pill, &RMF_MDT_BODY);
+ repbody = req_capsule_server_get(info->mti_pill, &RMF_MDT_BODY);
LASSERT(repbody != NULL);
info->mti_spec.sp_ck_split = !!(reqbody->valid & OBD_MD_FLCKSPLIT);
rc = mdt_init_ucred(info, reqbody);
if (unlikely(rc))
- GOTO(out, rc);
+ GOTO(out_shrink, rc);
rc = mdt_getattr_name_lock(info, lhc, MDS_INODELOCK_UPDATE, NULL);
if (lustre_handle_is_used(&lhc->mlh_reg_lh)) {
}
mdt_exit_ucred(info);
EXIT;
-out:
+out_shrink:
mdt_shrink_reply(info);
return rc;
}
-static struct lu_device_operations mdt_lu_ops;
+static const struct lu_device_operations mdt_lu_ops;
static int lu_device_is_mdt(struct lu_device *d)
{
return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdt_lu_ops);
}
+static int mdt_iocontrol(unsigned int cmd, struct obd_export *exp, int len,
+ void *karg, void *uarg);
+
static int mdt_set_info(struct mdt_thread_info *info)
{
struct ptlrpc_request *req = mdt_info_req(info);
char *key;
- __u32 *val;
- int keylen, rc = 0;
+ void *val;
+ int keylen, vallen, rc = 0;
ENTRY;
- rc = lustre_pack_reply(req, 1, NULL, NULL);
+ rc = req_capsule_server_pack(info->mti_pill);
if (rc)
RETURN(rc);
- key = req_capsule_client_get(&info->mti_pill, &RMF_SETINFO_KEY);
+ key = req_capsule_client_get(info->mti_pill, &RMF_SETINFO_KEY);
if (key == NULL) {
DEBUG_REQ(D_HA, req, "no set_info key");
RETURN(-EFAULT);
}
- keylen = req_capsule_get_size(&info->mti_pill, &RMF_SETINFO_KEY,
+ keylen = req_capsule_get_size(info->mti_pill, &RMF_SETINFO_KEY,
RCL_CLIENT);
- val = req_capsule_client_get(&info->mti_pill, &RMF_SETINFO_VAL);
+ val = req_capsule_client_get(info->mti_pill, &RMF_SETINFO_VAL);
if (val == NULL) {
DEBUG_REQ(D_HA, req, "no set_info val");
RETURN(-EFAULT);
}
- if (keylen != (sizeof(KEY_READ_ONLY) - 1) ||
- memcmp(key, KEY_READ_ONLY, keylen) != 0)
- RETURN(-EINVAL);
+ vallen = req_capsule_get_size(info->mti_pill, &RMF_SETINFO_VAL,
+ RCL_CLIENT);
- req->rq_status = 0;
- lustre_msg_set_status(req->rq_repmsg, 0);
+ if (KEY_IS(KEY_READ_ONLY)) {
+ req->rq_status = 0;
+ lustre_msg_set_status(req->rq_repmsg, 0);
- spin_lock(&req->rq_export->exp_lock);
- if (*val)
- req->rq_export->exp_connect_flags |= OBD_CONNECT_RDONLY;
- else
- req->rq_export->exp_connect_flags &= ~OBD_CONNECT_RDONLY;
- spin_unlock(&req->rq_export->exp_lock);
+ spin_lock(&req->rq_export->exp_lock);
+ if (*(__u32 *)val)
+ req->rq_export->exp_connect_flags |= OBD_CONNECT_RDONLY;
+ else
+ req->rq_export->exp_connect_flags &=~OBD_CONNECT_RDONLY;
+ spin_unlock(&req->rq_export->exp_lock);
+
+ } else if (KEY_IS(KEY_CHANGELOG_CLEAR)) {
+ struct changelog_setinfo *cs =
+ (struct changelog_setinfo *)val;
+ if (vallen != sizeof(*cs)) {
+ CERROR("Bad changelog_clear setinfo size %d\n", vallen);
+ RETURN(-EINVAL);
+ }
+ if (lustre_msg_swabbed(req->rq_reqmsg)) {
+ __swab64s(&cs->cs_recno);
+ __swab32s(&cs->cs_id);
+ }
+
+ rc = mdt_iocontrol(OBD_IOC_CHANGELOG_CLEAR, info->mti_exp,
+ vallen, val, NULL);
+ lustre_msg_set_status(req->rq_repmsg, rc);
+ } else {
+ RETURN(-EINVAL);
+ }
RETURN(0);
}
if (rc == 0) {
LASSERT(req->rq_export != NULL);
info->mti_mdt = mdt_dev(req->rq_export->exp_obd->obd_lu_dev);
- rc = mdt_init_idmap(info);
+ rc = mdt_init_sec_level(info);
+ if (rc == 0)
+ rc = mdt_init_idmap(info);
if (rc != 0)
- /* if mdt_init_idmap failed, revocation for connect */
obd_disconnect(class_export_get(req->rq_export));
- } else
+ } else {
rc = err_serious(rc);
+ }
return rc;
}
struct l_wait_info *lwi = &info->mti_u.rdpg.mti_wait_info;
int tmpcount;
int tmpsize;
+ int timeout;
int i;
int rc;
ENTRY;
desc = ptlrpc_prep_bulk_exp(req, rdpg->rp_npages, BULK_PUT_SOURCE,
MDS_BULK_PORTAL);
if (desc == NULL)
- GOTO(out, rc = -ENOMEM);
+ RETURN(-ENOMEM);
for (i = 0, tmpcount = rdpg->rp_count;
i < rdpg->rp_npages; i++, tmpcount -= tmpsize) {
}
LASSERT(desc->bd_nob == rdpg->rp_count);
+ rc = sptlrpc_svc_wrap_bulk(req, desc);
+ if (rc)
+ GOTO(free_desc, rc);
+
rc = ptlrpc_start_bulk_transfer(desc);
if (rc)
GOTO(free_desc, rc);
if (OBD_FAIL_CHECK(OBD_FAIL_MDS_SENDPAGE))
- GOTO(abort_bulk, rc);
-
- *lwi = LWI_TIMEOUT(obd_timeout * HZ / 4, NULL, NULL);
- rc = l_wait_event(desc->bd_waitq, !ptlrpc_bulk_active(desc), lwi);
+ GOTO(abort_bulk, rc = 0);
+
+ timeout = (int) req->rq_deadline - cfs_time_current_sec();
+ if (timeout < 0)
+ CERROR("Req deadline already passed %lu (now: %lu)\n",
+ req->rq_deadline, cfs_time_current_sec());
+ *lwi = LWI_TIMEOUT(cfs_time_seconds(max(timeout, 1)), NULL, NULL);
+ rc = l_wait_event(desc->bd_waitq, !ptlrpc_server_bulk_active(desc), lwi);
LASSERT (rc == 0 || rc == -ETIMEDOUT);
if (rc == 0) {
ptlrpc_abort_bulk(desc);
free_desc:
ptlrpc_free_bulk(desc);
-out:
return rc;
}
ma->ma_attr.la_valid = LA_MODE;
ma->ma_valid = MA_INODE;
- kmap(page);
+ cfs_kmap(page);
dp = page_address(page);
offset = (int)((__u32)lu_dirent_start(dp) - (__u32)dp);
continue;
fid_le_to_cpu(lf, &ent->lde_fid);
- if (le32_to_cpu(ent->lde_hash) & MAX_HASH_HIGHEST_BIT)
+ if (le64_to_cpu(ent->lde_hash) & MAX_HASH_HIGHEST_BIT)
ma->ma_attr.la_mode = S_IFDIR;
else
ma->ma_attr.la_mode = 0;
memcpy(name, ent->lde_name, le16_to_cpu(ent->lde_namelen));
lname = mdt_name(info->mti_env, name,
- le16_to_cpu(ent->lde_namelen) + 1);
- ma->ma_attr_flags |= MDS_PERM_BYPASS;
+ le16_to_cpu(ent->lde_namelen));
+ ma->ma_attr_flags |= (MDS_PERM_BYPASS | MDS_QUOTA_IGNORE);
rc = mdo_name_insert(info->mti_env,
md_object_next(&object->mot_obj),
lname, lf, ma);
}
EXIT;
out:
- kunmap(page);
+ cfs_kunmap(page);
return rc;
}
ENTRY;
- reqbody = req_capsule_client_get(&info->mti_pill, &RMF_MDT_BODY);
+ reqbody = req_capsule_client_get(info->mti_pill, &RMF_MDT_BODY);
if (reqbody == NULL)
RETURN(err_serious(-EFAULT));
ptlrpc_prep_bulk_page(desc, page, (int)reqbody->size,
(int)reqbody->nlink);
+ rc = sptlrpc_svc_prep_bulk(req, desc);
+ if (rc != 0)
+ GOTO(cleanup_page, rc);
/*
* Check if client was evicted while we were doing i/o before touching
* network.
cleanup_lwi:
OBD_FREE_PTR(lwi);
cleanup_page:
- __cfs_free_page(page);
+ cfs_free_page(page);
desc_cleanup:
ptlrpc_free_bulk(desc);
RETURN(rc);
if (OBD_FAIL_CHECK(OBD_FAIL_MDS_READPAGE_PACK))
RETURN(err_serious(-ENOMEM));
- reqbody = req_capsule_client_get(&info->mti_pill, &RMF_MDT_BODY);
- repbody = req_capsule_server_get(&info->mti_pill, &RMF_MDT_BODY);
+ reqbody = req_capsule_client_get(info->mti_pill, &RMF_MDT_BODY);
+ repbody = req_capsule_server_get(info->mti_pill, &RMF_MDT_BODY);
if (reqbody == NULL || repbody == NULL)
RETURN(err_serious(-EFAULT));
* reqbody->nlink contains number bytes to read.
*/
rdpg->rp_hash = reqbody->size;
- if ((__u64)rdpg->rp_hash != reqbody->size) {
- CERROR("Invalid hash: %#llx != %#llx\n",
- (__u64)rdpg->rp_hash, reqbody->size);
+ if (rdpg->rp_hash != reqbody->size) {
+ CERROR("Invalid hash: "LPX64" != "LPX64"\n",
+ rdpg->rp_hash, reqbody->size);
RETURN(-EFAULT);
}
+
+ rdpg->rp_attrs = reqbody->mode;
rdpg->rp_count = reqbody->nlink;
rdpg->rp_npages = (rdpg->rp_count + CFS_PAGE_SIZE - 1)>>CFS_PAGE_SHIFT;
OBD_ALLOC(rdpg->rp_pages, rdpg->rp_npages * sizeof rdpg->rp_pages[0]);
for (i = 0; i < rdpg->rp_npages; i++)
if (rdpg->rp_pages[i] != NULL)
- __cfs_free_page(rdpg->rp_pages[i]);
+ cfs_free_page(rdpg->rp_pages[i]);
OBD_FREE(rdpg->rp_pages, rdpg->rp_npages * sizeof rdpg->rp_pages[0]);
if (OBD_FAIL_CHECK(OBD_FAIL_MDS_SENDPAGE))
struct mdt_lock_handle *lhc,
__u32 op)
{
- struct req_capsule *pill = &info->mti_pill;
+ struct req_capsule *pill = info->mti_pill;
struct mdt_device *mdt = info->mti_mdt;
struct mdt_body *repbody;
- int need_shrink = 0;
- int rc;
+ int rc = 0;
ENTRY;
/* pack reply */
- if (req_capsule_has_field(pill, &RMF_MDT_MD, RCL_SERVER)) {
+ if (req_capsule_has_field(pill, &RMF_MDT_MD, RCL_SERVER))
req_capsule_set_size(pill, &RMF_MDT_MD, RCL_SERVER,
mdt->mdt_max_mdsize);
- need_shrink = 1;
- }
- if (req_capsule_has_field(pill, &RMF_LOGCOOKIES, RCL_SERVER)) {
+ if (req_capsule_has_field(pill, &RMF_LOGCOOKIES, RCL_SERVER))
req_capsule_set_size(pill, &RMF_LOGCOOKIES, RCL_SERVER,
mdt->mdt_max_cookiesize);
- need_shrink = 1;
- }
- rc = req_capsule_pack(pill);
+
+ rc = req_capsule_server_pack(pill);
if (rc != 0) {
CERROR("Can't pack response, rc %d\n", rc);
RETURN(err_serious(rc));
GOTO(out_shrink, rc = err_serious(rc));
}
+ OBD_FAIL_TIMEOUT(OBD_FAIL_MDS_REINT_DELAY, 10);
+
+ /* for replay no cookkie / lmm need, because client have this already */
+ if (info->mti_spec.no_create == 1) {
+ if (req_capsule_has_field(pill, &RMF_MDT_MD, RCL_SERVER))
+ req_capsule_set_size(pill, &RMF_MDT_MD, RCL_SERVER, 0);
+
+ if (req_capsule_has_field(pill, &RMF_LOGCOOKIES, RCL_SERVER))
+ req_capsule_set_size(pill, &RMF_LOGCOOKIES, RCL_SERVER,
+ 0);
+ }
+
rc = mdt_init_ucred_reint(info);
if (rc)
GOTO(out_shrink, rc);
if (rc != 0)
GOTO(out_ucred, rc = err_serious(rc));
- need_shrink = 0;
if (mdt_check_resent(info, mdt_reconstruct, lhc)) {
rc = lustre_msg_get_status(mdt_info_req(info)->rq_repmsg);
GOTO(out_ucred, rc);
}
-
rc = mdt_reint_rec(info, lhc);
EXIT;
out_ucred:
mdt_exit_ucred(info);
out_shrink:
- if (need_shrink)
- mdt_shrink_reply(info);
+ mdt_shrink_reply(info);
return rc;
}
static long mdt_reint_opcode(struct mdt_thread_info *info,
const struct req_format **fmt)
{
- __u32 *ptr;
+ struct mdt_rec_reint *rec;
long opc;
opc = err_serious(-EFAULT);
- ptr = req_capsule_client_get(&info->mti_pill, &RMF_REINT_OPC);
- if (ptr != NULL) {
- opc = *ptr;
+ rec = req_capsule_client_get(info->mti_pill, &RMF_REC_REINT);
+ if (rec != NULL) {
+ opc = rec->rr_opcode;
DEBUG_REQ(D_INODE, mdt_info_req(info), "reint opt = %ld", opc);
if (opc < REINT_MAX && fmt[opc] != NULL)
- req_capsule_extend(&info->mti_pill, fmt[opc]);
+ req_capsule_extend(info->mti_pill, fmt[opc]);
else {
CERROR("Unsupported opc: %ld\n", opc);
opc = err_serious(opc);
int rc;
static const struct req_format *reint_fmts[REINT_MAX] = {
- [REINT_SETATTR] = &RQF_MDS_REINT_SETATTR,
- [REINT_CREATE] = &RQF_MDS_REINT_CREATE,
- [REINT_LINK] = &RQF_MDS_REINT_LINK,
- [REINT_UNLINK] = &RQF_MDS_REINT_UNLINK,
- [REINT_RENAME] = &RQF_MDS_REINT_RENAME,
- [REINT_OPEN] = &RQF_MDS_REINT_OPEN
+ [REINT_SETATTR] = &RQF_MDS_REINT_SETATTR,
+ [REINT_CREATE] = &RQF_MDS_REINT_CREATE,
+ [REINT_LINK] = &RQF_MDS_REINT_LINK,
+ [REINT_UNLINK] = &RQF_MDS_REINT_UNLINK,
+ [REINT_RENAME] = &RQF_MDS_REINT_RENAME,
+ [REINT_OPEN] = &RQF_MDS_REINT_OPEN,
+ [REINT_SETXATTR] = &RQF_MDS_REINT_SETXATTR
};
ENTRY;
RETURN(rc);
}
-/* TODO these two methods not available now. */
-
/* this should sync the whole device */
-static int mdt_device_sync(struct mdt_thread_info *info)
+static int mdt_device_sync(const struct lu_env *env, struct mdt_device *mdt)
{
- return 0;
+ struct dt_device *dt = mdt->mdt_bottom;
+ int rc;
+ ENTRY;
+
+ rc = dt->dd_ops->dt_sync(env, dt);
+ RETURN(rc);
}
/* this should sync this object */
static int mdt_object_sync(struct mdt_thread_info *info)
{
- return 0;
+ struct md_object *next;
+ int rc;
+ ENTRY;
+
+ if (!mdt_object_exists(info->mti_object)) {
+ CWARN("Non existing object "DFID"!\n",
+ PFID(mdt_object_fid(info->mti_object)));
+ RETURN(-ESTALE);
+ }
+ next = mdt_object_child(info->mti_object);
+ rc = mo_object_sync(info->mti_env, next);
+
+ RETURN(rc);
}
static int mdt_sync(struct mdt_thread_info *info)
{
- struct req_capsule *pill = &info->mti_pill;
+ struct req_capsule *pill = info->mti_pill;
struct mdt_body *body;
int rc;
ENTRY;
if (fid_seq(&body->fid1) == 0) {
/* sync the whole device */
- rc = req_capsule_pack(pill);
+ rc = req_capsule_server_pack(pill);
if (rc == 0)
- rc = mdt_device_sync(info);
+ rc = mdt_device_sync(info->mti_env, info->mti_mdt);
else
rc = err_serious(rc);
} else {
RETURN(rc);
}
+#ifdef HAVE_QUOTA_SUPPORT
static int mdt_quotacheck_handle(struct mdt_thread_info *info)
{
- return err_serious(-EOPNOTSUPP);
+ struct obd_quotactl *oqctl;
+ struct req_capsule *pill = info->mti_pill;
+ struct obd_export *exp = info->mti_exp;
+ struct md_device *next = info->mti_mdt->mdt_child;
+ int rc;
+ ENTRY;
+
+ if (OBD_FAIL_CHECK(OBD_FAIL_MDS_QUOTACHECK_NET))
+ RETURN(0);
+
+ oqctl = req_capsule_client_get(pill, &RMF_OBD_QUOTACTL);
+ if (oqctl == NULL)
+ RETURN(-EPROTO);
+
+ /* remote client has no permission for quotacheck */
+ if (unlikely(exp_connect_rmtclient(exp)))
+ RETURN(-EPERM);
+
+ rc = req_capsule_server_pack(pill);
+ if (rc)
+ RETURN(rc);
+
+ rc = next->md_ops->mdo_quota.mqo_check(info->mti_env, next, exp,
+ oqctl->qc_type);
+ RETURN(rc);
}
static int mdt_quotactl_handle(struct mdt_thread_info *info)
{
- return err_serious(-EOPNOTSUPP);
+ struct obd_quotactl *oqctl, *repoqc;
+ struct req_capsule *pill = info->mti_pill;
+ struct obd_export *exp = info->mti_exp;
+ struct md_device *next = info->mti_mdt->mdt_child;
+ const struct md_quota_operations *mqo = &next->md_ops->mdo_quota;
+ int id, rc;
+ ENTRY;
+
+ if (OBD_FAIL_CHECK(OBD_FAIL_MDS_QUOTACTL_NET))
+ RETURN(0);
+
+ oqctl = req_capsule_client_get(pill, &RMF_OBD_QUOTACTL);
+ if (oqctl == NULL)
+ RETURN(-EPROTO);
+
+ id = oqctl->qc_id;
+ if (exp_connect_rmtclient(exp)) {
+ struct ptlrpc_request *req = mdt_info_req(info);
+ struct mdt_export_data *med = mdt_req2med(req);
+ struct lustre_idmap_table *idmap = med->med_idmap;
+
+ if (unlikely(oqctl->qc_cmd != Q_GETQUOTA &&
+ oqctl->qc_cmd != Q_GETINFO))
+ RETURN(-EPERM);
+
+
+ if (oqctl->qc_type == USRQUOTA)
+ id = lustre_idmap_lookup_uid(NULL, idmap, 0,
+ oqctl->qc_id);
+ else if (oqctl->qc_type == GRPQUOTA)
+ id = lustre_idmap_lookup_gid(NULL, idmap, 0,
+ oqctl->qc_id);
+ else
+ RETURN(-EINVAL);
+
+ if (id == CFS_IDMAP_NOTFOUND) {
+ CDEBUG(D_QUOTA, "no mapping for id %u\n",
+ oqctl->qc_id);
+ RETURN(-EACCES);
+ }
+ }
+
+ rc = req_capsule_server_pack(pill);
+ if (rc)
+ RETURN(rc);
+
+ repoqc = req_capsule_server_get(pill, &RMF_OBD_QUOTACTL);
+ LASSERT(repoqc != NULL);
+
+ switch (oqctl->qc_cmd) {
+ case Q_QUOTAON:
+ if (info->mti_mdt->mdt_som_conf) {
+ /* Quota cannot be used together with SOM while
+ * SOM stored blocks in i_blocks but not in SOM EA. */
+ LCONSOLE_ERROR("Fail to turn Quota on: SOM is enabled "
+ "and temporary conflicts with quota.\n");
+ RETURN(-ENOTSUPP);
+ }
+ rc = mqo->mqo_on(info->mti_env, next, oqctl->qc_type);
+ break;
+ case Q_QUOTAOFF:
+ rc = mqo->mqo_off(info->mti_env, next, oqctl->qc_type);
+ break;
+ case Q_SETINFO:
+ rc = mqo->mqo_setinfo(info->mti_env, next, oqctl->qc_type, id,
+ &oqctl->qc_dqinfo);
+ break;
+ case Q_GETINFO:
+ rc = mqo->mqo_getinfo(info->mti_env, next, oqctl->qc_type, id,
+ &oqctl->qc_dqinfo);
+ break;
+ case Q_SETQUOTA:
+ rc = mqo->mqo_setquota(info->mti_env, next, oqctl->qc_type, id,
+ &oqctl->qc_dqblk);
+ break;
+ case Q_GETQUOTA:
+ rc = mqo->mqo_getquota(info->mti_env, next, oqctl->qc_type, id,
+ &oqctl->qc_dqblk);
+ break;
+ case Q_GETOINFO:
+ rc = mqo->mqo_getoinfo(info->mti_env, next, oqctl->qc_type, id,
+ &oqctl->qc_dqinfo);
+ break;
+ case Q_GETOQUOTA:
+ rc = mqo->mqo_getoquota(info->mti_env, next, oqctl->qc_type, id,
+ &oqctl->qc_dqblk);
+ break;
+ case LUSTRE_Q_INVALIDATE:
+ rc = mqo->mqo_invalidate(info->mti_env, next, oqctl->qc_type);
+ break;
+ case LUSTRE_Q_FINVALIDATE:
+ rc = mqo->mqo_finvalidate(info->mti_env, next, oqctl->qc_type);
+ break;
+ default:
+ CERROR("unsupported mdt_quotactl command: %d\n",
+ oqctl->qc_cmd);
+ RETURN(-EFAULT);
+ }
+
+ *repoqc = *oqctl;
+ RETURN(rc);
}
+#endif
+
/*
* OBD PING and other handlers.
{
int rc;
ENTRY;
+
+ req_capsule_set(info->mti_pill, &RQF_OBD_PING);
+
rc = target_handle_ping(mdt_info_req(info));
if (rc < 0)
rc = err_serious(rc);
/*
+ * LLOG handlers.
+ */
+
+/** clone llog ctxt from child (mdd)
+ * This allows remote llog (replicator) access.
+ * We can either pass all llog RPCs (eg mdt_llog_create) on to child where the
+ * context was originally set up, or we can handle them directly.
+ * I choose the latter, but that means I need any llog
+ * contexts set up by child to be accessable by the mdt. So we clone the
+ * context into our context list here.
+ */
+static int mdt_llog_ctxt_clone(const struct lu_env *env, struct mdt_device *mdt,
+ int idx)
+{
+ struct md_device *next = mdt->mdt_child;
+ struct llog_ctxt *ctxt;
+ int rc;
+
+ if (!llog_ctxt_null(mdt2obd_dev(mdt), idx))
+ return 0;
+
+ rc = next->md_ops->mdo_llog_ctxt_get(env, next, idx, (void **)&ctxt);
+ if (rc || ctxt == NULL) {
+ CERROR("Can't get mdd ctxt %d\n", rc);
+ return rc;
+ }
+
+ rc = llog_group_set_ctxt(&mdt2obd_dev(mdt)->obd_olg, ctxt, idx);
+ if (rc)
+ CERROR("Can't set mdt ctxt %d\n", rc);
+
+ return rc;
+}
+
+static int mdt_llog_ctxt_unclone(const struct lu_env *env,
+ struct mdt_device *mdt, int idx)
+{
+ struct llog_ctxt *ctxt;
+
+ ctxt = llog_get_context(mdt2obd_dev(mdt), idx);
+ if (ctxt == NULL)
+ return 0;
+ /* Put once for the get we just did, and once for the clone */
+ llog_ctxt_put(ctxt);
+ llog_ctxt_put(ctxt);
+ return 0;
+}
+
+static int mdt_llog_create(struct mdt_thread_info *info)
+{
+ int rc;
+
+ req_capsule_set(info->mti_pill, &RQF_LLOG_ORIGIN_HANDLE_CREATE);
+ rc = llog_origin_handle_create(mdt_info_req(info));
+ return (rc < 0 ? err_serious(rc) : rc);
+}
+
+static int mdt_llog_destroy(struct mdt_thread_info *info)
+{
+ int rc;
+
+ req_capsule_set(info->mti_pill, &RQF_LLOG_ORIGIN_HANDLE_DESTROY);
+ rc = llog_origin_handle_destroy(mdt_info_req(info));
+ return (rc < 0 ? err_serious(rc) : rc);
+}
+
+static int mdt_llog_read_header(struct mdt_thread_info *info)
+{
+ int rc;
+
+ req_capsule_set(info->mti_pill, &RQF_LLOG_ORIGIN_HANDLE_READ_HEADER);
+ rc = llog_origin_handle_read_header(mdt_info_req(info));
+ return (rc < 0 ? err_serious(rc) : rc);
+}
+
+static int mdt_llog_next_block(struct mdt_thread_info *info)
+{
+ int rc;
+
+ req_capsule_set(info->mti_pill, &RQF_LLOG_ORIGIN_HANDLE_NEXT_BLOCK);
+ rc = llog_origin_handle_next_block(mdt_info_req(info));
+ return (rc < 0 ? err_serious(rc) : rc);
+}
+
+static int mdt_llog_prev_block(struct mdt_thread_info *info)
+{
+ int rc;
+
+ req_capsule_set(info->mti_pill, &RQF_LLOG_ORIGIN_HANDLE_PREV_BLOCK);
+ rc = llog_origin_handle_prev_block(mdt_info_req(info));
+ return (rc < 0 ? err_serious(rc) : rc);
+}
+
+
+/*
* DLM handlers.
*/
static struct ldlm_callback_suite cbs = {
*/
LASSERT(info->mti_dlm_req != NULL);
- if (OBD_FAIL_CHECK(OBD_FAIL_LDLM_ENQUEUE)) {
- info->mti_fail_id = OBD_FAIL_LDLM_ENQUEUE;
- return 0;
- }
-
req = mdt_info_req(info);
/*
sptlrpc_svc_ctx_invalidate(req);
}
+ OBD_FAIL_TIMEOUT(OBD_FAIL_SEC_CTX_HDL_PAUSE, obd_fail_val);
+
return rc;
}
struct mdt_object *m;
ENTRY;
- o = lu_object_find(env, d->mdt_md_dev.md_lu_dev.ld_site, f);
+ CDEBUG(D_INFO, "Find object for "DFID"\n", PFID(f));
+ o = lu_object_find(env, &d->mdt_md_dev.md_lu_dev, f, NULL);
if (unlikely(IS_ERR(o)))
m = (struct mdt_object *)o;
else
RETURN(m);
}
+/**
+ * Asyncronous commit for mdt device.
+ *
+ * Pass asynchonous commit call down the MDS stack.
+ *
+ * \param env environment
+ * \param mdt the mdt device
+ */
+static void mdt_device_commit_async(const struct lu_env *env,
+ struct mdt_device *mdt)
+{
+ struct dt_device *dt = mdt->mdt_bottom;
+ int rc;
+
+ rc = dt->dd_ops->dt_commit_async(env, dt);
+ if (unlikely(rc != 0))
+ CWARN("async commit start failed with rc = %d", rc);
+}
+
+/**
+ * Mark the lock as "synchonous".
+ *
+ * Mark the lock to deffer transaction commit to the unlock time.
+ *
+ * \param lock the lock to mark as "synchonous"
+ *
+ * \see mdt_is_lock_sync
+ * \see mdt_save_lock
+ */
+static inline void mdt_set_lock_sync(struct ldlm_lock *lock)
+{
+ lock->l_ast_data = (void*)1;
+}
+
+/**
+ * Check whehter the lock "synchonous" or not.
+ *
+ * \param lock the lock to check
+ * \retval 1 the lock is "synchonous"
+ * \retval 0 the lock isn't "synchronous"
+ *
+ * \see mdt_set_lock_sync
+ * \see mdt_save_lock
+ */
+static inline int mdt_is_lock_sync(struct ldlm_lock *lock)
+{
+ return lock->l_ast_data != NULL;
+}
+
+/**
+ * Blocking AST for mdt locks.
+ *
+ * Starts transaction commit if in case of COS lock conflict or
+ * deffers such a commit to the mdt_save_lock.
+ *
+ * \param lock the lock which blocks a request or cancelling lock
+ * \param desc unused
+ * \param data unused
+ * \param flag indicates whether this cancelling or blocking callback
+ * \retval 0
+ * \see ldlm_blocking_ast_nocheck
+ */
+int mdt_blocking_ast(struct ldlm_lock *lock, struct ldlm_lock_desc *desc,
+ void *data, int flag)
+{
+ struct obd_device *obd = lock->l_resource->lr_namespace->ns_obd;
+ struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
+ int rc;
+ ENTRY;
+
+ if (flag == LDLM_CB_CANCELING)
+ RETURN(0);
+ lock_res_and_lock(lock);
+ if (lock->l_blocking_ast != mdt_blocking_ast) {
+ unlock_res_and_lock(lock);
+ RETURN(0);
+ }
+ if (mdt_cos_is_enabled(mdt) &&
+ lock->l_req_mode & (LCK_PW | LCK_EX) &&
+ lock->l_blocking_lock != NULL &&
+ lock->l_client_cookie != lock->l_blocking_lock->l_client_cookie) {
+ mdt_set_lock_sync(lock);
+ }
+ rc = ldlm_blocking_ast_nocheck(lock);
+
+ /* There is no lock conflict if l_blocking_lock == NULL,
+ * it indicates a blocking ast sent from ldlm_lock_decref_internal
+ * when the last reference to a local lock was released */
+ if (lock->l_req_mode == LCK_COS && lock->l_blocking_lock != NULL) {
+ struct lu_env env;
+
+ rc = lu_env_init(&env, LCT_MD_THREAD);
+ if (unlikely(rc != 0))
+ CWARN("lu_env initialization failed with rc = %d,"
+ "cannot start asynchronous commit\n", rc);
+ else
+ mdt_device_commit_async(&env, mdt);
+ lu_env_fini(&env);
+ }
+ RETURN(rc);
+}
+
int mdt_object_lock(struct mdt_thread_info *info, struct mdt_object *o,
struct mdt_lock_handle *lh, __u64 ibits, int locality)
{
LASSERT(lh->mlh_type != MDT_PDO_LOCK);
}
- memset(policy, 0, sizeof(*policy));
- fid_build_reg_res_name(mdt_object_fid(o), res_id);
-
- /*
- * Take PDO lock on whole directory and build correct @res_id for lock
- * on part of directory.
- */
- if (lh->mlh_pdo_hash != 0) {
- LASSERT(lh->mlh_type == MDT_PDO_LOCK);
+ if (lh->mlh_type == MDT_PDO_LOCK) {
+ /* check for exists after object is locked */
+ if (mdt_object_exists(o) == 0) {
+ /* Non-existent object shouldn't have PDO lock */
+ RETURN(-ESTALE);
+ } else {
+ /* Non-dir object shouldn't have PDO lock */
+ LASSERT(S_ISDIR(lu_object_attr(&o->mot_obj.mo_lu)));
+ }
+ }
+
+ memset(policy, 0, sizeof(*policy));
+ fid_build_reg_res_name(mdt_object_fid(o), res_id);
+
+ /*
+ * Take PDO lock on whole directory and build correct @res_id for lock
+ * on part of directory.
+ */
+ if (lh->mlh_pdo_hash != 0) {
+ LASSERT(lh->mlh_type == MDT_PDO_LOCK);
mdt_lock_pdo_mode(info, o, lh);
if (lh->mlh_pdo_mode != LCK_NL) {
/*
*/
policy->l_inodebits.bits = MDS_INODELOCK_UPDATE;
rc = mdt_fid_lock(ns, &lh->mlh_pdo_lh, lh->mlh_pdo_mode,
- policy, res_id, LDLM_FL_ATOMIC_CB);
+ policy, res_id, LDLM_FL_ATOMIC_CB,
+ &info->mti_exp->exp_handle.h_cookie);
if (unlikely(rc))
RETURN(rc);
}
/*
- * Finish res_id initializing by name hash marking patr of
+ * Finish res_id initializing by name hash marking part of
* directory which is taking modification.
*/
res_id->name[LUSTRE_RES_ID_HSH_OFF] = lh->mlh_pdo_hash;
/*
* Use LDLM_FL_LOCAL_ONLY for this lock. We do not know yet if it is
* going to be sent to client. If it is - mdt_intent_policy() path will
- * fix it up and turns FL_LOCAL flag off.
+ * fix it up and turn FL_LOCAL flag off.
*/
rc = mdt_fid_lock(ns, &lh->mlh_reg_lh, lh->mlh_reg_mode, policy,
- res_id, LDLM_FL_LOCAL_ONLY | LDLM_FL_ATOMIC_CB);
-
+ res_id, LDLM_FL_LOCAL_ONLY | LDLM_FL_ATOMIC_CB,
+ &info->mti_exp->exp_handle.h_cookie);
if (rc)
GOTO(out, rc);
- if (lh->mlh_type == MDT_PDO_LOCK) {
- /* check for exists after object is locked */
- if (mdt_object_exists(o) == 0) {
- /* Non-existent object shouldn't have PDO lock */
- rc = -ESTALE;
- } else {
- /* Non-dir object shouldn't have PDO lock */
- LASSERT(S_ISDIR(lu_object_attr(&o->mot_obj.mo_lu)));
- }
- }
out:
if (rc)
mdt_object_unlock(info, o, lh, 1);
RETURN(rc);
}
-/*
- * Just call ldlm_lock_decref() if decref, else we only call ptlrpc_save_lock()
- * to save this lock in req. when transaction committed, req will be released,
- * and lock will, too.
+/**
+ * Save a lock within request object.
+ *
+ * Keep the lock referenced until whether client ACK or transaction
+ * commit happens or release the lock immediately depending on input
+ * parameters. If COS is ON, a write lock is converted to COS lock
+ * before saving.
+ *
+ * \param info thead info object
+ * \param h lock handle
+ * \param mode lock mode
+ * \param decref force immediate lock releasing
*/
-void mdt_object_unlock(struct mdt_thread_info *info, struct mdt_object *o,
- struct mdt_lock_handle *lh, int decref)
+static
+void mdt_save_lock(struct mdt_thread_info *info, struct lustre_handle *h,
+ ldlm_mode_t mode, int decref)
{
- struct ptlrpc_request *req = mdt_info_req(info);
ENTRY;
- if (lustre_handle_is_used(&lh->mlh_pdo_lh)) {
- /* Do not save PDO locks to request, just decref. */
- mdt_fid_unlock(&lh->mlh_pdo_lh,
- lh->mlh_pdo_mode);
- lh->mlh_pdo_lh.cookie = 0ull;
- }
-
- if (lustre_handle_is_used(&lh->mlh_reg_lh)) {
- if (decref) {
- mdt_fid_unlock(&lh->mlh_reg_lh,
- lh->mlh_reg_mode);
+ if (lustre_handle_is_used(h)) {
+ if (decref || !info->mti_has_trans ||
+ !(mode & (LCK_PW | LCK_EX))){
+ mdt_fid_unlock(h, mode);
} else {
- ptlrpc_save_lock(req, &lh->mlh_reg_lh,
- lh->mlh_reg_mode);
+ struct mdt_device *mdt = info->mti_mdt;
+ struct ldlm_lock *lock = ldlm_handle2lock(h);
+ struct ptlrpc_request *req = mdt_info_req(info);
+ int no_ack = 0;
+
+ LASSERTF(lock != NULL, "no lock for cookie "LPX64"\n",
+ h->cookie);
+ CDEBUG(D_HA, "request = %p reply state = %p"
+ " transno = "LPD64"\n",
+ req, req->rq_reply_state, req->rq_transno);
+ if (mdt_cos_is_enabled(mdt)) {
+ no_ack = 1;
+ ldlm_lock_downgrade(lock, LCK_COS);
+ mode = LCK_COS;
+ }
+ ptlrpc_save_lock(req, h, mode, no_ack);
+ if (mdt_is_lock_sync(lock)) {
+ CDEBUG(D_HA, "found sync-lock,"
+ " async commit started\n");
+ mdt_device_commit_async(info->mti_env,
+ mdt);
+ }
+ LDLM_LOCK_PUT(lock);
}
- lh->mlh_reg_lh.cookie = 0ull;
+ h->cookie = 0ull;
}
EXIT;
}
+/**
+ * Unlock mdt object.
+ *
+ * Immeditely release the regular lock and the PDO lock or save the
+ * lock in reqeuest and keep them referenced until client ACK or
+ * transaction commit.
+ *
+ * \param info thread info object
+ * \param o mdt object
+ * \param h mdt lock handle referencing regular and PDO locks
+ * \param decref force immediate lock releasing
+ */
+void mdt_object_unlock(struct mdt_thread_info *info, struct mdt_object *o,
+ struct mdt_lock_handle *lh, int decref)
+{
+ ENTRY;
+
+ mdt_save_lock(info, &lh->mlh_pdo_lh, lh->mlh_pdo_mode, decref);
+ mdt_save_lock(info, &lh->mlh_reg_lh, lh->mlh_reg_mode, decref);
+
+ EXIT;
+}
+
struct mdt_object *mdt_object_find_lock(struct mdt_thread_info *info,
const struct lu_fid *f,
struct mdt_lock_handle *lh,
if (s->mos_opc_start <= opc && opc < s->mos_opc_end) {
h = s->mos_hs + (opc - s->mos_opc_start);
if (likely(h->mh_opc != 0))
- LASSERT(h->mh_opc == opc);
+ LASSERTF(h->mh_opc == opc,
+ "opcode mismatch %d != %d\n",
+ h->mh_opc, opc);
else
h = NULL; /* unsupported opc */
break;
const struct lu_env *env;
struct req_capsule *pill;
int rc;
+ ENTRY;
env = info->mti_env;
- pill = &info->mti_pill;
+ pill = info->mti_pill;
body = info->mti_body = req_capsule_client_get(pill, &RMF_MDT_BODY);
if (body == NULL)
- return -EFAULT;
+ RETURN(-EFAULT);
+
+ if (!(body->valid & OBD_MD_FLID))
+ RETURN(0);
if (!fid_is_sane(&body->fid1)) {
CERROR("Invalid fid: "DFID"\n", PFID(&body->fid1));
- return -EINVAL;
+ RETURN(-EINVAL);
}
/*
} else
rc = PTR_ERR(obj);
- return rc;
+ RETURN(rc);
}
static int mdt_unpack_req_pack_rep(struct mdt_thread_info *info, __u32 flags)
{
- struct req_capsule *pill;
+ struct req_capsule *pill = info->mti_pill;
int rc;
-
ENTRY;
- pill = &info->mti_pill;
if (req_capsule_has_field(pill, &RMF_MDT_BODY, RCL_CLIENT))
rc = mdt_body_unpack(info, flags);
struct mdt_device *mdt = info->mti_mdt;
/* Pack reply. */
+
if (req_capsule_has_field(pill, &RMF_MDT_MD, RCL_SERVER))
req_capsule_set_size(pill, &RMF_MDT_MD, RCL_SERVER,
mdt->mdt_max_mdsize);
req_capsule_set_size(pill, &RMF_LOGCOOKIES, RCL_SERVER,
mdt->mdt_max_cookiesize);
- rc = req_capsule_pack(pill);
+ rc = req_capsule_server_pack(pill);
}
RETURN(rc);
}
LASSERT(current->journal_info == NULL);
/*
- * Mask out OBD_FAIL_ONCE, because that will stop
- * correct handling of failed req later in ldlm due to doing
- * obd_fail_loc |= OBD_FAIL_ONCE without actually
- * correct actions like it is done in target_send_reply_msg().
+ * Checking for various OBD_FAIL_$PREF_$OPC_NET codes. _Do_ not try
+ * to put same checks into handlers like mdt_close(), mdt_reint(),
+ * etc., without talking to mdt authors first. Checking same thing
+ * there again is useless and returning 0 error wihtout packing reply
+ * is buggy! Handlers either pack reply or return error.
+ *
+ * We return 0 here and do not send any reply in order to emulate
+ * network failure. Do not send any reply in case any of NET related
+ * fail_id has occured.
*/
- if (h->mh_fail_id != 0) {
- /*
- * Set to info->mti_fail_id to handler fail_id, it will be used
- * later, and better than use default fail_id.
- */
- if (OBD_FAIL_CHECK_RESET(h->mh_fail_id && OBD_FAIL_MASK_LOC,
- h->mh_fail_id & ~OBD_FAILED)) {
- info->mti_fail_id = h->mh_fail_id;
- RETURN(0);
- }
- }
+ if (OBD_FAIL_CHECK_ORSET(h->mh_fail_id, OBD_FAIL_ONCE))
+ RETURN(0);
rc = 0;
flags = h->mh_flags;
LASSERT(ergo(flags & (HABEO_CORPUS|HABEO_REFERO), h->mh_fmt != NULL));
if (h->mh_fmt != NULL) {
- req_capsule_set(&info->mti_pill, h->mh_fmt);
+ req_capsule_set(info->mti_pill, h->mh_fmt);
rc = mdt_unpack_req_pack_rep(info, flags);
}
LASSERT(h->mh_fmt != NULL);
- dlm_req = req_capsule_client_get(&info->mti_pill, &RMF_DLM_REQ);
+ dlm_req = req_capsule_client_get(info->mti_pill, &RMF_DLM_REQ);
if (dlm_req != NULL) {
if (info->mti_mdt->mdt_opts.mo_compat_resname)
rc = mdt_lock_resname_compat(info->mti_mdt,
dlm_req);
info->mti_dlm_req = dlm_req;
} else {
- CERROR("Can't unpack dlm request\n");
rc = -EFAULT;
}
}
* only
*/
rc = h->mh_act(info);
+ if (rc == 0 &&
+ !req->rq_no_reply && req->rq_reply_state == NULL) {
+ DEBUG_REQ(D_ERROR, req, "MDT \"handler\" %s did not "
+ "pack reply and returned 0 error\n",
+ h->mh_name);
+ LBUG();
+ }
serious = is_serious(rc);
rc = clear_serious(rc);
} else
info->mti_mdt->mdt_opts.mo_compat_resname) {
struct ldlm_reply *dlmrep;
- dlmrep = req_capsule_server_get(&info->mti_pill, &RMF_DLM_REP);
+ dlmrep = req_capsule_server_get(info->mti_pill, &RMF_DLM_REP);
if (dlmrep != NULL)
rc = mdt_lock_reply_compat(info->mti_mdt, dlmrep);
}
/* If we're DISCONNECTing, the mdt_export_data is already freed */
- if (likely(rc == 0 && h->mh_opc != MDS_DISCONNECT))
+ if (likely(rc == 0 && req->rq_export && h->mh_opc != MDS_DISCONNECT))
target_committed_to_req(req);
if (unlikely((lustre_msg_get_flags(req->rq_reqmsg) & MSG_REPLAY) &&
LBUG();
}
- RETURN(rc);
+ target_send_reply(req, rc, info->mti_fail_id);
+ RETURN(0);
}
void mdt_lock_handle_init(struct mdt_lock_handle *lh)
int i;
struct md_capainfo *ci;
- info->mti_rep_buf_nr = ARRAY_SIZE(info->mti_rep_buf_size);
- for (i = 0; i < ARRAY_SIZE(info->mti_rep_buf_size); i++)
- info->mti_rep_buf_size[i] = -1;
- req_capsule_init(&info->mti_pill, req, RCL_SERVER,
- info->mti_rep_buf_size);
+ req_capsule_init(&req->rq_pill, req, RCL_SERVER);
+ info->mti_pill = &req->rq_pill;
/* lock handle */
for (i = 0; i < ARRAY_SIZE(info->mti_lh); i++)
info->mti_env = req->rq_svc_thread->t_env;
ci = md_capainfo(info->mti_env);
memset(ci, 0, sizeof *ci);
+ if (req->rq_export) {
+ if (exp_connect_rmtclient(req->rq_export))
+ ci->mc_auth = LC_ID_CONVERT;
+ else if (req->rq_export->exp_connect_flags &
+ OBD_CONNECT_MDS_CAPA)
+ ci->mc_auth = LC_ID_PLAIN;
+ else
+ ci->mc_auth = LC_ID_NONE;
+ }
info->mti_fail_id = OBD_FAIL_MDS_ALL_REPLY_NET;
info->mti_transno = lustre_msg_get_transno(req->rq_reqmsg);
+ info->mti_mos[0] = NULL;
+ info->mti_mos[1] = NULL;
+ info->mti_mos[2] = NULL;
+ info->mti_mos[3] = NULL;
memset(&info->mti_attr, 0, sizeof(info->mti_attr));
info->mti_body = NULL;
/* To not check for split by default. */
info->mti_spec.sp_ck_split = 0;
+ info->mti_spec.no_create = 0;
}
static void mdt_thread_info_fini(struct mdt_thread_info *info)
{
int i;
- req_capsule_fini(&info->mti_pill);
+ req_capsule_fini(info->mti_pill);
if (info->mti_object != NULL) {
+ /*
+ * freeing an object may lead to OSD level transaction, do not
+ * let it mess with MDT. bz19385.
+ */
+ info->mti_no_need_trans = 1;
mdt_object_put(info->mti_env, info->mti_object);
info->mti_object = NULL;
}
info->mti_env = NULL;
}
-/* mds/handler.c */
-extern int mds_filter_recovery_request(struct ptlrpc_request *req,
- struct obd_device *obd, int *process);
+static int mdt_filter_recovery_request(struct ptlrpc_request *req,
+ struct obd_device *obd, int *process)
+{
+ switch (lustre_msg_get_opc(req->rq_reqmsg)) {
+ case MDS_CONNECT: /* This will never get here, but for completeness. */
+ case OST_CONNECT: /* This will never get here, but for completeness. */
+ case MDS_DISCONNECT:
+ case OST_DISCONNECT:
+ *process = 1;
+ RETURN(0);
+
+ case MDS_CLOSE:
+ case MDS_DONE_WRITING:
+ case MDS_SYNC: /* used in unmounting */
+ case OBD_PING:
+ case MDS_REINT:
+ case SEQ_QUERY:
+ case FLD_QUERY:
+ case LDLM_ENQUEUE:
+ *process = target_queue_recovery_request(req, obd);
+ RETURN(0);
+
+ default:
+ DEBUG_REQ(D_ERROR, req, "not permitted during recovery");
+ *process = -EAGAIN;
+ RETURN(0);
+ }
+}
+
/*
* Handle recovery. Return:
* +1: continue request processing;
int rc;
int should_process;
DEBUG_REQ(D_INFO, req, "Got new replay");
- rc = mds_filter_recovery_request(req, obd, &should_process);
+ rc = mdt_filter_recovery_request(req, obd, &should_process);
if (rc != 0 || !should_process)
RETURN(rc);
else if (should_process < 0) {
RETURN(+1);
}
-static int mdt_reply(struct ptlrpc_request *req, int rc,
- struct mdt_thread_info *info)
+static int mdt_msg_check_version(struct lustre_msg *msg)
{
- ENTRY;
+ int rc;
-#if 0
- if (req->rq_reply_state == NULL && rc == 0) {
- req->rq_status = rc;
- lustre_pack_reply(req, 1, NULL, NULL);
+ switch (lustre_msg_get_opc(msg)) {
+ case MDS_CONNECT:
+ case MDS_DISCONNECT:
+ case OBD_PING:
+ case SEC_CTX_INIT:
+ case SEC_CTX_INIT_CONT:
+ case SEC_CTX_FINI:
+ rc = lustre_msg_check_version(msg, LUSTRE_OBD_VERSION);
+ if (rc)
+ CERROR("bad opc %u version %08x, expecting %08x\n",
+ lustre_msg_get_opc(msg),
+ lustre_msg_get_version(msg),
+ LUSTRE_OBD_VERSION);
+ break;
+ case MDS_GETSTATUS:
+ case MDS_GETATTR:
+ case MDS_GETATTR_NAME:
+ case MDS_STATFS:
+ case MDS_READPAGE:
+ case MDS_WRITEPAGE:
+ case MDS_IS_SUBDIR:
+ case MDS_REINT:
+ case MDS_CLOSE:
+ case MDS_DONE_WRITING:
+ case MDS_PIN:
+ case MDS_SYNC:
+ case MDS_GETXATTR:
+ case MDS_SETXATTR:
+ case MDS_SET_INFO:
+ case MDS_GET_INFO:
+ case MDS_QUOTACHECK:
+ case MDS_QUOTACTL:
+ case QUOTA_DQACQ:
+ case QUOTA_DQREL:
+ case SEQ_QUERY:
+ case FLD_QUERY:
+ rc = lustre_msg_check_version(msg, LUSTRE_MDS_VERSION);
+ if (rc)
+ CERROR("bad opc %u version %08x, expecting %08x\n",
+ lustre_msg_get_opc(msg),
+ lustre_msg_get_version(msg),
+ LUSTRE_MDS_VERSION);
+ break;
+ case LDLM_ENQUEUE:
+ case LDLM_CONVERT:
+ case LDLM_BL_CALLBACK:
+ case LDLM_CP_CALLBACK:
+ rc = lustre_msg_check_version(msg, LUSTRE_DLM_VERSION);
+ if (rc)
+ CERROR("bad opc %u version %08x, expecting %08x\n",
+ lustre_msg_get_opc(msg),
+ lustre_msg_get_version(msg),
+ LUSTRE_DLM_VERSION);
+ break;
+ case OBD_LOG_CANCEL:
+ case LLOG_ORIGIN_HANDLE_CREATE:
+ case LLOG_ORIGIN_HANDLE_NEXT_BLOCK:
+ case LLOG_ORIGIN_HANDLE_READ_HEADER:
+ case LLOG_ORIGIN_HANDLE_CLOSE:
+ case LLOG_ORIGIN_HANDLE_DESTROY:
+ case LLOG_ORIGIN_HANDLE_PREV_BLOCK:
+ case LLOG_CATINFO:
+ rc = lustre_msg_check_version(msg, LUSTRE_LOG_VERSION);
+ if (rc)
+ CERROR("bad opc %u version %08x, expecting %08x\n",
+ lustre_msg_get_opc(msg),
+ lustre_msg_get_version(msg),
+ LUSTRE_LOG_VERSION);
+ break;
+ default:
+ CERROR("MDS unknown opcode %d\n", lustre_msg_get_opc(msg));
+ rc = -ENOTSUPP;
}
-#endif
- target_send_reply(req, rc, info->mti_fail_id);
- RETURN(0);
+ return rc;
}
-/* mds/handler.c */
-extern int mds_msg_check_version(struct lustre_msg *msg);
-
static int mdt_handle0(struct ptlrpc_request *req,
struct mdt_thread_info *info,
struct mdt_opc_slice *supported)
LASSERT(current->journal_info == NULL);
msg = req->rq_reqmsg;
- rc = mds_msg_check_version(msg);
+ rc = mdt_msg_check_version(msg);
if (likely(rc == 0)) {
rc = mdt_recovery(info);
if (likely(rc == +1)) {
+ switch (lustre_msg_get_opc(msg)) {
+ case MDS_READPAGE:
+ req->rq_bulk_read = 1;
+ break;
+ case MDS_WRITEPAGE:
+ req->rq_bulk_write = 1;
+ break;
+ }
+
h = mdt_handler_find(lustre_msg_get_opc(msg),
supported);
if (likely(h != NULL)) {
rc = mdt_req_handle(info, h, req);
- rc = mdt_reply(req, rc, info);
} else {
- CERROR("The unsupported opc: 0x%x\n", lustre_msg_get_opc(msg) );
+ CERROR("The unsupported opc: 0x%x\n",
+ lustre_msg_get_opc(msg) );
req->rq_status = -ENOTSUPP;
rc = ptlrpc_error(req);
RETURN(rc);
* lock.
*/
if (new_lock == NULL)
- new_lock = ldlm_handle2lock(&lh->mlh_reg_lh);
+ new_lock = ldlm_handle2lock_long(&lh->mlh_reg_lh, 0);
if (new_lock == NULL && (flags & LDLM_FL_INTENT_ONLY)) {
lh->mlh_reg_lh.cookie = 0;
RETURN(ELDLM_LOCK_REPLACED);
}
- /* This lock might already be given to the client by an resent req,
- * in this case we should return ELDLM_LOCK_ABORTED,
- * so we should check led_held_locks here, but it will affect
- * performance, FIXME
+ /*
+ * Fixup the lock to be given to the client.
*/
- /* Fixup the lock to be given to the client */
lock_res_and_lock(new_lock);
- new_lock->l_readers = 0;
- new_lock->l_writers = 0;
+ /* Zero new_lock->l_readers and new_lock->l_writers without triggering
+ * possible blocking AST. */
+ while (new_lock->l_readers > 0) {
+ lu_ref_del(&new_lock->l_reference, "reader", new_lock);
+ lu_ref_del(&new_lock->l_reference, "user", new_lock);
+ new_lock->l_readers--;
+ }
+ while (new_lock->l_writers > 0) {
+ lu_ref_del(&new_lock->l_reference, "writer", new_lock);
+ lu_ref_del(&new_lock->l_reference, "user", new_lock);
+ new_lock->l_writers--;
+ }
new_lock->l_export = class_export_get(req->rq_export);
- spin_lock(&req->rq_export->exp_ldlm_data.led_lock);
- list_add(&new_lock->l_export_chain,
- &new_lock->l_export->exp_ldlm_data.led_held_locks);
- spin_unlock(&req->rq_export->exp_ldlm_data.led_lock);
-
new_lock->l_blocking_ast = lock->l_blocking_ast;
new_lock->l_completion_ast = lock->l_completion_ast;
new_lock->l_remote_handle = lock->l_remote_handle;
new_lock->l_flags &= ~LDLM_FL_LOCAL;
unlock_res_and_lock(new_lock);
- LDLM_LOCK_PUT(new_lock);
+
+ lustre_hash_add(new_lock->l_export->exp_lock_hash,
+ &new_lock->l_remote_handle,
+ &new_lock->l_exp_hash);
+
+ LDLM_LOCK_RELEASE(new_lock);
lh->mlh_reg_lh.cookie = 0;
RETURN(ELDLM_LOCK_REPLACED);
struct obd_export *exp = req->rq_export;
struct lustre_handle remote_hdl;
struct ldlm_request *dlmreq;
- struct list_head *iter;
+ struct ldlm_lock *lock;
if (!(lustre_msg_get_flags(req->rq_reqmsg) & MSG_RESENT))
return;
- dlmreq = req_capsule_client_get(&info->mti_pill, &RMF_DLM_REQ);
+ dlmreq = req_capsule_client_get(info->mti_pill, &RMF_DLM_REQ);
remote_hdl = dlmreq->lock_handle[0];
- spin_lock(&exp->exp_ldlm_data.led_lock);
- list_for_each(iter, &exp->exp_ldlm_data.led_held_locks) {
- struct ldlm_lock *lock;
- lock = list_entry(iter, struct ldlm_lock, l_export_chain);
- if (lock == new_lock)
- continue;
- if (lock->l_remote_handle.cookie == remote_hdl.cookie) {
+ lock = lustre_hash_lookup(exp->exp_lock_hash, &remote_hdl);
+ if (lock) {
+ if (lock != new_lock) {
lh->mlh_reg_lh.cookie = lock->l_handle.h_cookie;
lh->mlh_reg_mode = lock->l_granted_mode;
- LDLM_DEBUG(lock, "restoring lock cookie");
+ LDLM_DEBUG(lock, "Restoring lock cookie");
DEBUG_REQ(D_DLMTRACE, req,
"restoring lock cookie "LPX64,
lh->mlh_reg_lh.cookie);
if (old_lock)
*old_lock = LDLM_LOCK_GET(lock);
- spin_unlock(&exp->exp_ldlm_data.led_lock);
+ lh_put(exp->exp_lock_hash, &lock->l_exp_hash);
return;
}
+
+ lh_put(exp->exp_lock_hash, &lock->l_exp_hash);
}
- spin_unlock(&exp->exp_ldlm_data.led_lock);
/*
* If the xid matches, then we know this is a resent request, and allow
int rc;
ENTRY;
- reqbody = req_capsule_client_get(&info->mti_pill, &RMF_MDT_BODY);
+ reqbody = req_capsule_client_get(info->mti_pill, &RMF_MDT_BODY);
LASSERT(reqbody);
- repbody = req_capsule_server_get(&info->mti_pill, &RMF_MDT_BODY);
+ repbody = req_capsule_server_get(info->mti_pill, &RMF_MDT_BODY);
LASSERT(repbody);
info->mti_spec.sp_ck_split = !!(reqbody->valid & OBD_MD_FLCKSPLIT);
break;
default:
CERROR("Unhandled till now");
- GOTO(out, rc = -EINVAL);
+ GOTO(out_shrink, rc = -EINVAL);
}
rc = mdt_init_ucred(info, reqbody);
if (rc)
- GOTO(out, rc);
+ GOTO(out_shrink, rc);
- req = info->mti_pill.rc_req;
- ldlm_rep = req_capsule_server_get(&info->mti_pill, &RMF_DLM_REP);
+ req = info->mti_pill->rc_req;
+ ldlm_rep = req_capsule_server_get(info->mti_pill, &RMF_DLM_REP);
mdt_set_disposition(info, ldlm_rep, DISP_IT_EXECD);
/* Get lock from request for possible resent case. */
EXIT;
out_ucred:
mdt_exit_ucred(info);
-out:
+out_shrink:
mdt_shrink_reply(info);
return rc;
}
opc = mdt_reint_opcode(info, intent_fmts);
if (opc < 0)
- GOTO(out, rc = opc);
+ RETURN(opc);
if (mdt_it_flavor[opcode].it_reint != opc) {
CERROR("Reint code %ld doesn't match intent: %d\n",
opc, opcode);
- GOTO(out, rc = err_serious(-EPROTO));
+ RETURN(err_serious(-EPROTO));
}
/* Get lock from request for possible resent case. */
/* Check whether the reply has been packed successfully. */
if (mdt_info_req(info)->rq_repmsg != NULL)
- rep = req_capsule_server_get(&info->mti_pill, &RMF_DLM_REP);
+ rep = req_capsule_server_get(info->mti_pill, &RMF_DLM_REP);
if (rep == NULL)
- GOTO(out, rc = err_serious(-EFAULT));
+ RETURN(err_serious(-EFAULT));
/* MDC expects this in any case */
if (rc != 0)
LASSERT(lustre_handle_is_used(&lhc->mlh_reg_lh));
rep->lock_policy_res2 = 0;
rc = mdt_intent_lock_replace(info, lockp, NULL, lhc, flags);
- GOTO(out, rc);
+ RETURN(rc);
}
rep->lock_policy_res2 = clear_serious(rc);
- lhc->mlh_reg_lh.cookie = 0ull;
- rc = ELDLM_LOCK_ABORTED;
- EXIT;
-out:
- return rc;
+ if (rc == -ENOTCONN || rc == -ENODEV ||
+ rc == -EOVERFLOW) { /**< if VBR failure then return error */
+ /*
+ * If it is the disconnect error (ENODEV & ENOCONN), the error
+ * will be returned by rq_status, and client at ptlrpc layer
+ * will detect this, then disconnect, reconnect the import
+ * immediately, instead of impacting the following the rpc.
+ */
+ lhc->mlh_reg_lh.cookie = 0ull;
+ RETURN(rc);
+ } else {
+ /*
+ * For other cases, the error will be returned by intent.
+ * and client will retrieve the result from intent.
+ */
+ /*
+ * FIXME: when open lock is finished, that should be
+ * checked here.
+ */
+ if (lustre_handle_is_used(&lhc->mlh_reg_lh)) {
+ rep->lock_policy_res2 = 0;
+ rc = mdt_intent_lock_replace(info, lockp, NULL, lhc, flags);
+ RETURN(rc);
+ } else {
+ lhc->mlh_reg_lh.cookie = 0ull;
+ RETURN(ELDLM_LOCK_ABORTED);
+ }
+ }
}
static int mdt_intent_code(long itcode)
if (opc < 0)
RETURN(-EINVAL);
- pill = &info->mti_pill;
+ pill = info->mti_pill;
flv = &mdt_it_flavor[opc];
if (flv->it_fmt != NULL)
struct ptlrpc_request *req = mdt_info_req(info);
if (flv->it_flags & MUTABOR &&
req->rq_export->exp_connect_flags & OBD_CONNECT_RDONLY)
- rc = -EROFS;
+ RETURN(-EROFS);
}
if (rc == 0 && flv->it_act != NULL) {
/* execute policy */
rc = flv->it_act(opc, info, lockp, flags);
- } else
+ } else {
rc = -EOPNOTSUPP;
+ }
RETURN(rc);
}
info = lu_context_key_get(&req->rq_svc_thread->t_env->le_ctx,
&mdt_thread_key);
LASSERT(info != NULL);
- pill = &info->mti_pill;
+ pill = info->mti_pill;
LASSERT(pill->rc_req == req);
if (req->rq_reqmsg->lm_bufcount > DLM_INTENT_IT_OFF) {
if (it != NULL) {
const struct ldlm_request *dlmreq;
__u64 req_bits;
-#if 0
- struct ldlm_lock *lock = *lockp;
-
- LDLM_DEBUG(lock, "intent policy opc: %s\n",
- ldlm_it2str(it->opc));
-#endif
rc = mdt_intent_opc(it->opc, info, lockp, flags);
if (rc == 0)
} else {
/* No intent was provided */
LASSERT(pill->rc_fmt == &RQF_LDLM_ENQUEUE);
- rc = req_capsule_pack(pill);
+ rc = req_capsule_server_pack(pill);
if (rc)
rc = err_serious(rc);
}
static void mdt_seq_adjust(const struct lu_env *env,
struct mdt_device *m, int lost)
{
- struct lu_site *ls = m->mdt_md_dev.md_lu_dev.ld_site;
- struct lu_range out;
+ struct md_site *ms = mdt_md_site(m);
+ struct lu_seq_range out;
ENTRY;
- LASSERT(ls && ls->ls_server_seq);
+ LASSERT(ms && ms->ms_server_seq);
LASSERT(lost >= 0);
/* get extra seq from seq_server, moving it's range up */
while (lost-- > 0) {
- seq_server_alloc_meta(ls->ls_server_seq, NULL, &out, env);
+ seq_server_alloc_meta(ms->ms_server_seq, NULL, &out, env);
}
EXIT;
}
static int mdt_seq_fini(const struct lu_env *env,
struct mdt_device *m)
{
- struct lu_site *ls = m->mdt_md_dev.md_lu_dev.ld_site;
+ struct md_site *ms = mdt_md_site(m);
ENTRY;
- if (ls && ls->ls_server_seq) {
- seq_server_fini(ls->ls_server_seq, env);
- OBD_FREE_PTR(ls->ls_server_seq);
- ls->ls_server_seq = NULL;
+ if (ms != NULL) {
+ if (ms->ms_server_seq) {
+ seq_server_fini(ms->ms_server_seq, env);
+ OBD_FREE_PTR(ms->ms_server_seq);
+ ms->ms_server_seq = NULL;
}
- if (ls && ls->ls_control_seq) {
- seq_server_fini(ls->ls_control_seq, env);
- OBD_FREE_PTR(ls->ls_control_seq);
- ls->ls_control_seq = NULL;
+ if (ms->ms_control_seq) {
+ seq_server_fini(ms->ms_control_seq, env);
+ OBD_FREE_PTR(ms->ms_control_seq);
+ ms->ms_control_seq = NULL;
}
- if (ls && ls->ls_client_seq) {
- seq_client_fini(ls->ls_client_seq);
- OBD_FREE_PTR(ls->ls_client_seq);
- ls->ls_client_seq = NULL;
+ if (ms->ms_client_seq) {
+ seq_client_fini(ms->ms_client_seq);
+ OBD_FREE_PTR(ms->ms_client_seq);
+ ms->ms_client_seq = NULL;
+ }
}
RETURN(0);
const char *uuid,
struct mdt_device *m)
{
- struct lu_site *ls;
+ struct md_site *ms;
char *prefix;
int rc;
ENTRY;
- ls = m->mdt_md_dev.md_lu_dev.ld_site;
+ ms = mdt_md_site(m);
/*
* This is sequence-controller node. Init seq-controller server on local
* MDT.
*/
- if (ls->ls_node_id == 0) {
- LASSERT(ls->ls_control_seq == NULL);
+ if (ms->ms_node_id == 0) {
+ LASSERT(ms->ms_control_seq == NULL);
- OBD_ALLOC_PTR(ls->ls_control_seq);
- if (ls->ls_control_seq == NULL)
+ OBD_ALLOC_PTR(ms->ms_control_seq);
+ if (ms->ms_control_seq == NULL)
RETURN(-ENOMEM);
- rc = seq_server_init(ls->ls_control_seq,
+ rc = seq_server_init(ms->ms_control_seq,
m->mdt_bottom, uuid,
LUSTRE_SEQ_CONTROLLER,
+ ms,
env);
if (rc)
GOTO(out_seq_fini, rc);
- OBD_ALLOC_PTR(ls->ls_client_seq);
- if (ls->ls_client_seq == NULL)
+ OBD_ALLOC_PTR(ms->ms_client_seq);
+ if (ms->ms_client_seq == NULL)
GOTO(out_seq_fini, rc = -ENOMEM);
OBD_ALLOC(prefix, MAX_OBD_NAME + 5);
if (prefix == NULL) {
- OBD_FREE_PTR(ls->ls_client_seq);
+ OBD_FREE_PTR(ms->ms_client_seq);
GOTO(out_seq_fini, rc = -ENOMEM);
}
/*
* Init seq-controller client after seq-controller server is
- * ready. Pass ls->ls_control_seq to it for direct talking.
+ * ready. Pass ms->ms_control_seq to it for direct talking.
*/
- rc = seq_client_init(ls->ls_client_seq, NULL,
+ rc = seq_client_init(ms->ms_client_seq, NULL,
LUSTRE_SEQ_METADATA, prefix,
- ls->ls_control_seq);
+ ms->ms_control_seq);
OBD_FREE(prefix, MAX_OBD_NAME + 5);
if (rc)
}
/* Init seq-server on local MDT */
- LASSERT(ls->ls_server_seq == NULL);
+ LASSERT(ms->ms_server_seq == NULL);
- OBD_ALLOC_PTR(ls->ls_server_seq);
- if (ls->ls_server_seq == NULL)
+ OBD_ALLOC_PTR(ms->ms_server_seq);
+ if (ms->ms_server_seq == NULL)
GOTO(out_seq_fini, rc = -ENOMEM);
- rc = seq_server_init(ls->ls_server_seq,
+ rc = seq_server_init(ms->ms_server_seq,
m->mdt_bottom, uuid,
LUSTRE_SEQ_SERVER,
+ ms,
env);
if (rc)
GOTO(out_seq_fini, rc = -ENOMEM);
/* Assign seq-controller client to local seq-server. */
- if (ls->ls_node_id == 0) {
- LASSERT(ls->ls_client_seq != NULL);
+ if (ms->ms_node_id == 0) {
+ LASSERT(ms->ms_client_seq != NULL);
- rc = seq_server_set_cli(ls->ls_server_seq,
- ls->ls_client_seq,
+ rc = seq_server_set_cli(ms->ms_server_seq,
+ ms->ms_client_seq,
env);
}
struct mdt_device *m,
struct lustre_cfg *cfg)
{
- struct lu_site *ls = m->mdt_md_dev.md_lu_dev.ld_site;
+ struct md_site *ms = mdt_md_site(m);
struct obd_device *mdc;
struct obd_uuid *uuidp, *mdcuuidp;
char *uuid_str, *mdc_uuid_str;
/* check if this is adding the first MDC and controller is not yet
* initialized. */
- if (index != 0 || ls->ls_client_seq)
+ if (index != 0 || ms->ms_client_seq)
RETURN(0);
uuid_str = lustre_cfg_string(cfg, 1);
CERROR("target %s not set up\n", mdc->obd_name);
rc = -EINVAL;
} else {
- LASSERT(ls->ls_control_exp);
- OBD_ALLOC_PTR(ls->ls_client_seq);
- if (ls->ls_client_seq != NULL) {
+ LASSERT(ms->ms_control_exp);
+ OBD_ALLOC_PTR(ms->ms_client_seq);
+ if (ms->ms_client_seq != NULL) {
char *prefix;
OBD_ALLOC(prefix, MAX_OBD_NAME + 5);
snprintf(prefix, MAX_OBD_NAME + 5, "ctl-%s",
mdc->obd_name);
- rc = seq_client_init(ls->ls_client_seq,
- ls->ls_control_exp,
+ rc = seq_client_init(ms->ms_client_seq,
+ ms->ms_control_exp,
LUSTRE_SEQ_METADATA,
prefix, NULL);
OBD_FREE(prefix, MAX_OBD_NAME + 5);
if (rc)
RETURN(rc);
- LASSERT(ls->ls_server_seq != NULL);
- rc = seq_server_set_cli(ls->ls_server_seq, ls->ls_client_seq,
+ LASSERT(ms->ms_server_seq != NULL);
+ rc = seq_server_set_cli(ms->ms_server_seq, ms->ms_client_seq,
env);
}
static void mdt_seq_fini_cli(struct mdt_device *m)
{
- struct lu_site *ls;
+ struct md_site *ms;
ENTRY;
- ls = m->mdt_md_dev.md_lu_dev.ld_site;
+ ms = mdt_md_site(m);
- if (ls && ls->ls_server_seq)
- seq_server_set_cli(ls->ls_server_seq,
+ if (ms != NULL) {
+ if (ms->ms_server_seq)
+ seq_server_set_cli(ms->ms_server_seq,
NULL, NULL);
- if (ls && ls->ls_control_exp) {
- class_export_put(ls->ls_control_exp);
- ls->ls_control_exp = NULL;
+ if (ms->ms_control_exp) {
+ class_export_put(ms->ms_control_exp);
+ ms->ms_control_exp = NULL;
+ }
}
EXIT;
}
static int mdt_fld_fini(const struct lu_env *env,
struct mdt_device *m)
{
- struct lu_site *ls = m->mdt_md_dev.md_lu_dev.ld_site;
+ struct md_site *ms = mdt_md_site(m);
ENTRY;
- if (ls && ls->ls_server_fld) {
- fld_server_fini(ls->ls_server_fld, env);
- OBD_FREE_PTR(ls->ls_server_fld);
- ls->ls_server_fld = NULL;
+ if (ms && ms->ms_server_fld) {
+ fld_server_fini(ms->ms_server_fld, env);
+ OBD_FREE_PTR(ms->ms_server_fld);
+ ms->ms_server_fld = NULL;
}
RETURN(0);
const char *uuid,
struct mdt_device *m)
{
- struct lu_site *ls;
+ struct md_site *ms;
int rc;
ENTRY;
- ls = m->mdt_md_dev.md_lu_dev.ld_site;
+ ms = mdt_md_site(m);
- OBD_ALLOC_PTR(ls->ls_server_fld);
- if (ls->ls_server_fld == NULL)
+ OBD_ALLOC_PTR(ms->ms_server_fld);
+ if (ms->ms_server_fld == NULL)
RETURN(rc = -ENOMEM);
- rc = fld_server_init(ls->ls_server_fld,
- m->mdt_bottom, uuid, env);
+ rc = fld_server_init(ms->ms_server_fld,
+ m->mdt_bottom, uuid,
+ env, ms->ms_node_id);
if (rc) {
- OBD_FREE_PTR(ls->ls_server_fld);
- ls->ls_server_fld = NULL;
+ OBD_FREE_PTR(ms->ms_server_fld);
+ ms->ms_server_fld = NULL;
RETURN(rc);
}
ptlrpc_unregister_service(m->mdt_fld_service);
m->mdt_fld_service = NULL;
}
- ENTRY;
+ EXIT;
}
static int mdt_start_ptlrpc_service(struct mdt_device *m)
procfs_entry = m->mdt_md_dev.md_lu_dev.ld_obd->obd_proc_entry;
conf = (typeof(conf)) {
- .psc_nbufs = MDS_NBUFS,
- .psc_bufsize = MDS_BUFSIZE,
- .psc_max_req_size = MDS_MAXREQSIZE,
- .psc_max_reply_size = MDS_MAXREPSIZE,
- .psc_req_portal = MDS_REQUEST_PORTAL,
- .psc_rep_portal = MDC_REPLY_PORTAL,
- .psc_watchdog_timeout = MDT_SERVICE_WATCHDOG_TIMEOUT,
+ .psc_nbufs = MDS_NBUFS,
+ .psc_bufsize = MDS_BUFSIZE,
+ .psc_max_req_size = MDS_MAXREQSIZE,
+ .psc_max_reply_size = MDS_MAXREPSIZE,
+ .psc_req_portal = MDS_REQUEST_PORTAL,
+ .psc_rep_portal = MDC_REPLY_PORTAL,
+ .psc_watchdog_factor = MDT_SERVICE_WATCHDOG_FACTOR,
/*
* We'd like to have a mechanism to set this on a per-device
* basis, but alas...
*/
- .psc_min_threads = min(max(mdt_num_threads, MDT_MIN_THREADS),
- MDT_MAX_THREADS),
- .psc_max_threads = MDT_MAX_THREADS,
- .psc_ctx_tags = LCT_MD_THREAD
+ .psc_min_threads = min(max(mdt_num_threads, MDT_MIN_THREADS),
+ MDT_MAX_THREADS),
+ .psc_max_threads = MDT_MAX_THREADS,
+ .psc_ctx_tags = LCT_MD_THREAD
};
m->mdt_ldlm_client = &m->mdt_md_dev.md_lu_dev.ld_obd->obd_ldlm_client;
m->mdt_regular_service =
ptlrpc_init_svc_conf(&conf, mdt_regular_handle, LUSTRE_MDT_NAME,
- procfs_entry, NULL, LUSTRE_MDT_NAME);
+ procfs_entry, target_print_req,
+ LUSTRE_MDT_NAME);
if (m->mdt_regular_service == NULL)
RETURN(-ENOMEM);
* ideally.
*/
conf = (typeof(conf)) {
- .psc_nbufs = MDS_NBUFS,
- .psc_bufsize = MDS_BUFSIZE,
- .psc_max_req_size = MDS_MAXREQSIZE,
- .psc_max_reply_size = MDS_MAXREPSIZE,
- .psc_req_portal = MDS_READPAGE_PORTAL,
- .psc_rep_portal = MDC_REPLY_PORTAL,
- .psc_watchdog_timeout = MDT_SERVICE_WATCHDOG_TIMEOUT,
- .psc_min_threads = min(max(mdt_num_threads, MDT_MIN_THREADS),
- MDT_MAX_THREADS),
- .psc_max_threads = MDT_MAX_THREADS,
- .psc_ctx_tags = LCT_MD_THREAD
+ .psc_nbufs = MDS_NBUFS,
+ .psc_bufsize = MDS_BUFSIZE,
+ .psc_max_req_size = MDS_MAXREQSIZE,
+ .psc_max_reply_size = MDS_MAXREPSIZE,
+ .psc_req_portal = MDS_READPAGE_PORTAL,
+ .psc_rep_portal = MDC_REPLY_PORTAL,
+ .psc_watchdog_factor = MDT_SERVICE_WATCHDOG_FACTOR,
+ .psc_min_threads = min(max(mdt_num_threads, MDT_MIN_THREADS),
+ MDT_MAX_THREADS),
+ .psc_max_threads = MDT_MAX_THREADS,
+ .psc_ctx_tags = LCT_MD_THREAD
};
m->mdt_readpage_service =
ptlrpc_init_svc_conf(&conf, mdt_readpage_handle,
LUSTRE_MDT_NAME "_readpage",
- procfs_entry, NULL, "mdt_rdpg");
+ procfs_entry, target_print_req,"mdt_rdpg");
if (m->mdt_readpage_service == NULL) {
CERROR("failed to start readpage service\n");
* setattr service configuration.
*/
conf = (typeof(conf)) {
- .psc_nbufs = MDS_NBUFS,
- .psc_bufsize = MDS_BUFSIZE,
- .psc_max_req_size = MDS_MAXREQSIZE,
- .psc_max_reply_size = MDS_MAXREPSIZE,
- .psc_req_portal = MDS_SETATTR_PORTAL,
- .psc_rep_portal = MDC_REPLY_PORTAL,
- .psc_watchdog_timeout = MDT_SERVICE_WATCHDOG_TIMEOUT,
+ .psc_nbufs = MDS_NBUFS,
+ .psc_bufsize = MDS_BUFSIZE,
+ .psc_max_req_size = MDS_MAXREQSIZE,
+ .psc_max_reply_size = MDS_MAXREPSIZE,
+ .psc_req_portal = MDS_SETATTR_PORTAL,
+ .psc_rep_portal = MDC_REPLY_PORTAL,
+ .psc_watchdog_factor = MDT_SERVICE_WATCHDOG_FACTOR,
.psc_min_threads = min(max(mdt_num_threads, MDT_MIN_THREADS),
- MDT_MAX_THREADS),
- .psc_max_threads = MDT_MAX_THREADS,
- .psc_ctx_tags = LCT_MD_THREAD
+ MDT_MAX_THREADS),
+ .psc_max_threads = MDT_MAX_THREADS,
+ .psc_ctx_tags = LCT_MD_THREAD
};
m->mdt_setattr_service =
ptlrpc_init_svc_conf(&conf, mdt_regular_handle,
LUSTRE_MDT_NAME "_setattr",
- procfs_entry, NULL, "mdt_attr");
+ procfs_entry, target_print_req,"mdt_attr");
if (!m->mdt_setattr_service) {
CERROR("failed to start setattr service\n");
* sequence controller service configuration
*/
conf = (typeof(conf)) {
- .psc_nbufs = MDS_NBUFS,
- .psc_bufsize = MDS_BUFSIZE,
- .psc_max_req_size = SEQ_MAXREQSIZE,
- .psc_max_reply_size = SEQ_MAXREPSIZE,
- .psc_req_portal = SEQ_CONTROLLER_PORTAL,
- .psc_rep_portal = MDC_REPLY_PORTAL,
- .psc_watchdog_timeout = MDT_SERVICE_WATCHDOG_TIMEOUT,
- .psc_min_threads = SEQ_NUM_THREADS,
- .psc_max_threads = SEQ_NUM_THREADS,
- .psc_ctx_tags = LCT_MD_THREAD|LCT_DT_THREAD
+ .psc_nbufs = MDS_NBUFS,
+ .psc_bufsize = MDS_BUFSIZE,
+ .psc_max_req_size = SEQ_MAXREQSIZE,
+ .psc_max_reply_size = SEQ_MAXREPSIZE,
+ .psc_req_portal = SEQ_CONTROLLER_PORTAL,
+ .psc_rep_portal = MDC_REPLY_PORTAL,
+ .psc_watchdog_factor = MDT_SERVICE_WATCHDOG_FACTOR,
+ .psc_min_threads = SEQ_NUM_THREADS,
+ .psc_max_threads = SEQ_NUM_THREADS,
+ .psc_ctx_tags = LCT_MD_THREAD|LCT_DT_THREAD
};
m->mdt_mdsc_service =
ptlrpc_init_svc_conf(&conf, mdt_mdsc_handle,
LUSTRE_MDT_NAME"_mdsc",
- procfs_entry, NULL, "mdt_mdsc");
+ procfs_entry, target_print_req,"mdt_mdsc");
if (!m->mdt_mdsc_service) {
CERROR("failed to start seq controller service\n");
GOTO(err_mdt_svc, rc = -ENOMEM);
* metadata sequence server service configuration
*/
conf = (typeof(conf)) {
- .psc_nbufs = MDS_NBUFS,
- .psc_bufsize = MDS_BUFSIZE,
- .psc_max_req_size = SEQ_MAXREQSIZE,
- .psc_max_reply_size = SEQ_MAXREPSIZE,
- .psc_req_portal = SEQ_METADATA_PORTAL,
- .psc_rep_portal = MDC_REPLY_PORTAL,
- .psc_watchdog_timeout = MDT_SERVICE_WATCHDOG_TIMEOUT,
- .psc_min_threads = SEQ_NUM_THREADS,
- .psc_max_threads = SEQ_NUM_THREADS,
- .psc_ctx_tags = LCT_MD_THREAD|LCT_DT_THREAD
+ .psc_nbufs = MDS_NBUFS,
+ .psc_bufsize = MDS_BUFSIZE,
+ .psc_max_req_size = SEQ_MAXREQSIZE,
+ .psc_max_reply_size = SEQ_MAXREPSIZE,
+ .psc_req_portal = SEQ_METADATA_PORTAL,
+ .psc_rep_portal = MDC_REPLY_PORTAL,
+ .psc_watchdog_factor = MDT_SERVICE_WATCHDOG_FACTOR,
+ .psc_min_threads = SEQ_NUM_THREADS,
+ .psc_max_threads = SEQ_NUM_THREADS,
+ .psc_ctx_tags = LCT_MD_THREAD|LCT_DT_THREAD
};
m->mdt_mdss_service =
ptlrpc_init_svc_conf(&conf, mdt_mdss_handle,
LUSTRE_MDT_NAME"_mdss",
- procfs_entry, NULL, "mdt_mdss");
+ procfs_entry, target_print_req,"mdt_mdss");
if (!m->mdt_mdss_service) {
CERROR("failed to start metadata seq server service\n");
GOTO(err_mdt_svc, rc = -ENOMEM);
* controller which manages space.
*/
conf = (typeof(conf)) {
- .psc_nbufs = MDS_NBUFS,
- .psc_bufsize = MDS_BUFSIZE,
- .psc_max_req_size = SEQ_MAXREQSIZE,
- .psc_max_reply_size = SEQ_MAXREPSIZE,
- .psc_req_portal = SEQ_DATA_PORTAL,
- .psc_rep_portal = OSC_REPLY_PORTAL,
- .psc_watchdog_timeout = MDT_SERVICE_WATCHDOG_TIMEOUT,
- .psc_min_threads = SEQ_NUM_THREADS,
- .psc_max_threads = SEQ_NUM_THREADS,
- .psc_ctx_tags = LCT_MD_THREAD|LCT_DT_THREAD
+ .psc_nbufs = MDS_NBUFS,
+ .psc_bufsize = MDS_BUFSIZE,
+ .psc_max_req_size = SEQ_MAXREQSIZE,
+ .psc_max_reply_size = SEQ_MAXREPSIZE,
+ .psc_req_portal = SEQ_DATA_PORTAL,
+ .psc_rep_portal = OSC_REPLY_PORTAL,
+ .psc_watchdog_factor = MDT_SERVICE_WATCHDOG_FACTOR,
+ .psc_min_threads = SEQ_NUM_THREADS,
+ .psc_max_threads = SEQ_NUM_THREADS,
+ .psc_ctx_tags = LCT_MD_THREAD|LCT_DT_THREAD
};
m->mdt_dtss_service =
ptlrpc_init_svc_conf(&conf, mdt_dtss_handle,
LUSTRE_MDT_NAME"_dtss",
- procfs_entry, NULL, "mdt_dtss");
+ procfs_entry, target_print_req,"mdt_dtss");
if (!m->mdt_dtss_service) {
CERROR("failed to start data seq server service\n");
GOTO(err_mdt_svc, rc = -ENOMEM);
/* FLD service start */
conf = (typeof(conf)) {
- .psc_nbufs = MDS_NBUFS,
- .psc_bufsize = MDS_BUFSIZE,
- .psc_max_req_size = FLD_MAXREQSIZE,
- .psc_max_reply_size = FLD_MAXREPSIZE,
- .psc_req_portal = FLD_REQUEST_PORTAL,
- .psc_rep_portal = MDC_REPLY_PORTAL,
- .psc_watchdog_timeout = MDT_SERVICE_WATCHDOG_TIMEOUT,
- .psc_min_threads = FLD_NUM_THREADS,
- .psc_max_threads = FLD_NUM_THREADS,
- .psc_ctx_tags = LCT_DT_THREAD|LCT_MD_THREAD
+ .psc_nbufs = MDS_NBUFS,
+ .psc_bufsize = MDS_BUFSIZE,
+ .psc_max_req_size = FLD_MAXREQSIZE,
+ .psc_max_reply_size = FLD_MAXREPSIZE,
+ .psc_req_portal = FLD_REQUEST_PORTAL,
+ .psc_rep_portal = MDC_REPLY_PORTAL,
+ .psc_watchdog_factor = MDT_SERVICE_WATCHDOG_FACTOR,
+ .psc_min_threads = FLD_NUM_THREADS,
+ .psc_max_threads = FLD_NUM_THREADS,
+ .psc_ctx_tags = LCT_DT_THREAD|LCT_MD_THREAD
};
m->mdt_fld_service =
ptlrpc_init_svc_conf(&conf, mdt_fld_handle,
LUSTRE_MDT_NAME"_fld",
- procfs_entry, NULL, "mdt_fld");
+ procfs_entry, target_print_req, "mdt_fld");
if (!m->mdt_fld_service) {
CERROR("failed to start fld service\n");
GOTO(err_mdt_svc, rc = -ENOMEM);
* mds-mds requests be not blocked during recovery.
*/
conf = (typeof(conf)) {
- .psc_nbufs = MDS_NBUFS,
- .psc_bufsize = MDS_BUFSIZE,
- .psc_max_req_size = MDS_MAXREQSIZE,
- .psc_max_reply_size = MDS_MAXREPSIZE,
- .psc_req_portal = MDS_MDS_PORTAL,
- .psc_rep_portal = MDC_REPLY_PORTAL,
- .psc_watchdog_timeout = MDT_SERVICE_WATCHDOG_TIMEOUT,
- .psc_min_threads = min(max(mdt_num_threads, MDT_MIN_THREADS),
- MDT_MAX_THREADS),
- .psc_max_threads = MDT_MAX_THREADS,
- .psc_ctx_tags = LCT_MD_THREAD
+ .psc_nbufs = MDS_NBUFS,
+ .psc_bufsize = MDS_BUFSIZE,
+ .psc_max_req_size = MDS_MAXREQSIZE,
+ .psc_max_reply_size = MDS_MAXREPSIZE,
+ .psc_req_portal = MDS_MDS_PORTAL,
+ .psc_rep_portal = MDC_REPLY_PORTAL,
+ .psc_watchdog_factor = MDT_SERVICE_WATCHDOG_FACTOR,
+ .psc_min_threads = min(max(mdt_num_threads, MDT_MIN_THREADS),
+ MDT_MAX_THREADS),
+ .psc_max_threads = MDT_MAX_THREADS,
+ .psc_ctx_tags = LCT_MD_THREAD
};
- m->mdt_xmds_service = ptlrpc_init_svc_conf(&conf, mdt_xmds_handle,
- LUSTRE_MDT_NAME "_mds",
- procfs_entry, NULL, "mdt_xmds");
+ m->mdt_xmds_service =
+ ptlrpc_init_svc_conf(&conf, mdt_xmds_handle,
+ LUSTRE_MDT_NAME "_mds",
+ procfs_entry, target_print_req,"mdt_xmds");
if (m->mdt_xmds_service == NULL) {
CERROR("failed to start readpage service\n");
static void mdt_stack_fini(const struct lu_env *env,
struct mdt_device *m, struct lu_device *top)
{
- struct lu_device *d = top, *n;
- struct obd_device *obd = m->mdt_md_dev.md_lu_dev.ld_obd;
+ struct obd_device *obd = mdt2obd_dev(m);
struct lustre_cfg_bufs *bufs;
struct lustre_cfg *lcfg;
struct mdt_thread_info *info;
top->ld_ops->ldo_process_config(env, top, lcfg);
lustre_cfg_free(lcfg);
- lu_site_purge(env, top->ld_site, ~0);
- while (d != NULL) {
- struct obd_type *type;
- struct lu_device_type *ldt = d->ld_type;
-
- /* each fini() returns next device in stack of layers
- * * so we can avoid the recursion */
- n = ldt->ldt_ops->ldto_device_fini(env, d);
- lu_device_put(d);
- ldt->ldt_ops->ldto_device_free(env, d);
- type = ldt->ldt_obd_type;
- type->typ_refcnt--;
- class_put_type(type);
-
- /* switch to the next device in the layer */
- d = n;
- }
+ lu_stack_fini(env, top);
m->mdt_child = NULL;
m->mdt_bottom = NULL;
}
-static struct lu_device *mdt_layer_setup(const struct lu_env *env,
+static struct lu_device *mdt_layer_setup(struct lu_env *env,
const char *typename,
struct lu_device *child,
struct lustre_cfg *cfg)
GOTO(out, rc = -ENODEV);
}
- rc = lu_context_refill(&env->le_ctx);
+ rc = lu_env_refill((struct lu_env *)env);
if (rc != 0) {
- CERROR("Failure to refill context: '%d'\n", rc);
+ CERROR("Failure to refill session: '%d'\n", rc);
GOTO(out_type, rc);
}
- if (env->le_ses != NULL) {
- rc = lu_context_refill(env->le_ses);
- if (rc != 0) {
- CERROR("Failure to refill session: '%d'\n", rc);
- GOTO(out_type, rc);
- }
- }
-
ldt = type->typ_lu;
if (ldt == NULL) {
CERROR("type: '%s'\n", typename);
GOTO(out_alloc, rc);
}
lu_device_get(d);
+ lu_ref_add(&d->ld_reference, "lu-stack", &lu_site_init);
RETURN(d);
return ERR_PTR(rc);
}
-static int mdt_stack_init(const struct lu_env *env,
- struct mdt_device *m, struct lustre_cfg *cfg)
+static int mdt_stack_init(struct lu_env *env,
+ struct mdt_device *m,
+ struct lustre_cfg *cfg,
+ struct lustre_mount_info *lmi)
{
struct lu_device *d = &m->mdt_md_dev.md_lu_dev;
struct lu_device *tmp;
struct md_device *md;
+ struct lu_device *child_lu_dev;
int rc;
ENTRY;
/* process setup config */
tmp = &m->mdt_md_dev.md_lu_dev;
rc = tmp->ld_ops->ldo_process_config(env, tmp, cfg);
- GOTO(out, rc);
+ if (rc)
+ GOTO(out, rc);
+
+ /* initialize local objects */
+ child_lu_dev = &m->mdt_child->md_lu_dev;
+
+ rc = child_lu_dev->ld_ops->ldo_prepare(env,
+ &m->mdt_md_dev.md_lu_dev,
+ child_lu_dev);
out:
/* fini from last known good lu_device */
if (rc)
return rc;
}
+/**
+ * setup CONFIG_ORIG context, used to access local config log.
+ * this may need to be rewrite as part of llog rewrite for lu-api.
+ */
+static int mdt_obd_llog_setup(struct obd_device *obd,
+ struct lustre_sb_info *lsi)
+{
+ int rc;
+
+ LASSERT(obd->obd_fsops == NULL);
+
+ obd->obd_fsops = fsfilt_get_ops(MT_STR(lsi->lsi_ldd));
+ if (IS_ERR(obd->obd_fsops))
+ return PTR_ERR(obd->obd_fsops);
+
+ rc = fsfilt_setup(obd, lsi->lsi_srv_mnt->mnt_sb);
+ if (rc) {
+ fsfilt_put_ops(obd->obd_fsops);
+ return rc;
+ }
+
+ OBD_SET_CTXT_MAGIC(&obd->obd_lvfs_ctxt);
+ obd->obd_lvfs_ctxt.pwdmnt = lsi->lsi_srv_mnt;
+ obd->obd_lvfs_ctxt.pwd = lsi->lsi_srv_mnt->mnt_root;
+ obd->obd_lvfs_ctxt.fs = get_ds();
+
+ rc = llog_setup(obd, &obd->obd_olg, LLOG_CONFIG_ORIG_CTXT, obd,
+ 0, NULL, &llog_lvfs_ops);
+ if (rc) {
+ CERROR("llog_setup() failed: %d\n", rc);
+ fsfilt_put_ops(obd->obd_fsops);
+ }
+
+ return rc;
+}
+
+static void mdt_obd_llog_cleanup(struct obd_device *obd)
+{
+ struct llog_ctxt *ctxt;
+
+ ctxt = llog_get_context(obd, LLOG_CONFIG_ORIG_CTXT);
+ if (ctxt)
+ llog_cleanup(ctxt);
+
+ if (obd->obd_fsops) {
+ fsfilt_put_ops(obd->obd_fsops);
+ obd->obd_fsops = NULL;
+ }
+}
+
static void mdt_fini(const struct lu_env *env, struct mdt_device *m)
{
- struct md_device *next = m->mdt_child;
- struct lu_device *d = &m->mdt_md_dev.md_lu_dev;
- struct lu_site *ls = d->ld_site;
- struct obd_device *obd = m->mdt_md_dev.md_lu_dev.ld_obd;
+ struct md_device *next = m->mdt_child;
+ struct lu_device *d = &m->mdt_md_dev.md_lu_dev;
+ struct lu_site *ls = d->ld_site;
+ struct obd_device *obd = mdt2obd_dev(m);
ENTRY;
- ping_evictor_stop();
-
target_recovery_fini(obd);
- mdt_stop_ptlrpc_service(m);
- mdt_fs_cleanup(env, m);
+ ping_evictor_stop();
+ mdt_stop_ptlrpc_service(m);
+ mdt_llog_ctxt_unclone(env, m, LLOG_CHANGELOG_ORIG_CTXT);
+ mdt_obd_llog_cleanup(obd);
+ obd_zombie_barrier();
+#ifdef HAVE_QUOTA_SUPPORT
+ next->md_ops->mdo_quota.mqo_cleanup(env, next);
+#endif
+ lut_fini(env, &m->mdt_lut);
+ mdt_fs_cleanup(env, m);
upcall_cache_cleanup(m->mdt_identity_cache);
m->mdt_identity_cache = NULL;
if (m->mdt_namespace != NULL) {
- ldlm_namespace_free(m->mdt_namespace, d->ld_obd->obd_force);
+ ldlm_namespace_free(m->mdt_namespace, NULL, d->ld_obd->obd_force);
d->ld_obd->obd_namespace = m->mdt_namespace = NULL;
}
+ cfs_free_nidlist(&m->mdt_nosquash_nids);
+ if (m->mdt_nosquash_str) {
+ OBD_FREE(m->mdt_nosquash_str, m->mdt_nosquash_strlen);
+ m->mdt_nosquash_str = NULL;
+ m->mdt_nosquash_strlen = 0;
+ }
+
mdt_seq_fini(env, m);
mdt_seq_fini_cli(m);
mdt_fld_fini(env, m);
- mdt_procfs_fini(m);
- ptlrpc_lprocfs_unregister_obd(d->ld_obd);
- lprocfs_obd_cleanup(d->ld_obd);
-
sptlrpc_rule_set_free(&m->mdt_sptlrpc_rset);
next->md_ops->mdo_init_capa_ctxt(env, next, 0, 0, 0, NULL);
- del_timer(&m->mdt_ck_timer);
+ cfs_timer_disarm(&m->mdt_ck_timer);
mdt_ck_thread_stop(m);
- /* finish the stack */
+ /*
+ * Finish the stack
+ */
mdt_stack_fini(env, m, md2lu_dev(m->mdt_child));
- if (ls) {
- if (!list_empty(&ls->ls_lru) || ls->ls_total != 0) {
- /*
- * Uh-oh, objects still exist.
- */
- static DECLARE_LU_CDEBUG_PRINT_INFO(cookie, D_ERROR);
+ mdt_procfs_fini(m);
+ if (obd->obd_proc_exports_entry) {
+ lprocfs_remove_proc_entry("clear", obd->obd_proc_exports_entry);
+ obd->obd_proc_exports_entry = NULL;
+ }
+ lprocfs_free_per_client_stats(obd);
+ lprocfs_free_obd_stats(obd);
+ ptlrpc_lprocfs_unregister_obd(obd);
+ lprocfs_obd_cleanup(obd);
- lu_site_print(env, ls, &cookie, lu_cdebug_printer);
- }
+ if (ls) {
+ struct md_site *mite;
lu_site_fini(ls);
- OBD_FREE_PTR(ls);
+ mite = lu_site2md(ls);
+ OBD_FREE_PTR(mite);
d->ld_site = NULL;
}
LASSERT(atomic_read(&d->ld_ref) == 0);
- md_device_fini(&m->mdt_md_dev);
EXIT;
}
+static int mdt_adapt_sptlrpc_conf(struct obd_device *obd, int initial)
+{
+ struct mdt_device *m = mdt_dev(obd->obd_lu_dev);
+ struct sptlrpc_rule_set tmp_rset;
+ int rc;
+
+ sptlrpc_rule_set_init(&tmp_rset);
+ rc = sptlrpc_conf_target_get_rules(obd, &tmp_rset, initial);
+ if (rc) {
+ CERROR("mdt %s: failed get sptlrpc rules: %d\n",
+ obd->obd_name, rc);
+ return rc;
+ }
+
+ sptlrpc_target_update_exp_flavor(obd, &tmp_rset);
+
+ write_lock(&m->mdt_sptlrpc_lock);
+ sptlrpc_rule_set_free(&m->mdt_sptlrpc_rset);
+ m->mdt_sptlrpc_rset = tmp_rset;
+ write_unlock(&m->mdt_sptlrpc_lock);
+
+ return 0;
+}
+
static void fsoptions_to_mdt_flags(struct mdt_device *m, char *options)
{
char *p = options;
+ m->mdt_opts.mo_mds_capa = 1;
+ m->mdt_opts.mo_oss_capa = 1;
+#ifdef CONFIG_FS_POSIX_ACL
+ /* ACLs should be enabled by default (b=13829) */
+ m->mdt_opts.mo_acl = 1;
+ LCONSOLE_INFO("Enabling ACL\n");
+#else
+ m->mdt_opts.mo_acl = 0;
+ LCONSOLE_INFO("Disabling ACL\n");
+#endif
+
if (!options)
return;
(memcmp(options, "nouser_xattr", len) == 0)) {
m->mdt_opts.mo_user_xattr = 0;
LCONSOLE_INFO("Disabling user_xattr\n");
- } else if ((len == sizeof("acl") - 1) &&
- (memcmp(options, "acl", len) == 0)) {
-#ifdef CONFIG_FS_POSIX_ACL
- m->mdt_opts.mo_acl = 1;
- LCONSOLE_INFO("Enabling ACL\n");
-#else
- m->mdt_opts.mo_acl = 0;
- CWARN("ignoring unsupported acl mount option\n");
- LCONSOLE_INFO("Disabling ACL\n");
-#endif
} else if ((len == sizeof("noacl") - 1) &&
(memcmp(options, "noacl", len) == 0)) {
m->mdt_opts.mo_acl = 0;
struct obd_device *obd;
const char *dev = lustre_cfg_string(cfg, 0);
const char *num = lustre_cfg_string(cfg, 2);
- struct lustre_mount_info *lmi;
+ struct lustre_mount_info *lmi = NULL;
struct lustre_sb_info *lsi;
+ struct lustre_disk_data *ldd;
struct lu_site *s;
+ struct md_site *mite;
const char *identity_upcall = "NONE";
+#ifdef HAVE_QUOTA_SUPPORT
+ struct md_device *next;
+#endif
int rc;
+ int node_id;
ENTRY;
+ md_device_init(&m->mdt_md_dev, ldt);
+ /*
+ * Environment (env) might be missing mdt_thread_key values at that
+ * point, if device is allocated when mdt_thread_key is in QUIESCENT
+ * mode.
+ *
+ * Usually device allocation path doesn't use module key values, but
+ * mdt has to do a lot of work here, so allocate key value.
+ */
+ rc = lu_env_refill((struct lu_env *)env);
+ if (rc != 0)
+ RETURN(rc);
+
info = lu_context_key_get(&env->le_ctx, &mdt_thread_key);
LASSERT(info != NULL);
m->mdt_max_mdsize = MAX_MD_SIZE;
m->mdt_max_cookiesize = sizeof(struct llog_cookie);
+ m->mdt_som_conf = 0;
m->mdt_opts.mo_user_xattr = 0;
m->mdt_opts.mo_acl = 0;
+ m->mdt_opts.mo_cos = MDT_COS_DEFAULT;
lmi = server_get_mount_2(dev);
if (lmi == NULL) {
CERROR("Cannot get mount info for %s!\n", dev);
} else {
lsi = s2lsi(lmi->lmi_sb);
fsoptions_to_mdt_flags(m, lsi->lsi_lmd->lmd_opts);
- server_put_mount_2(dev, lmi->lmi_mnt);
+ /* CMD is supported only in IAM mode */
+ ldd = lsi->lsi_ldd;
+ LASSERT(num);
+ node_id = simple_strtol(num, NULL, 10);
+ if (!(ldd->ldd_flags & LDD_F_IAM_DIR) && node_id) {
+ CERROR("CMD Operation not allowed in IOP mode\n");
+ GOTO(err_lmi, rc = -EINVAL);
+ }
}
- m->mdt_sptlrpc_lock = RW_LOCK_UNLOCKED;
+ rwlock_init(&m->mdt_sptlrpc_lock);
sptlrpc_rule_set_init(&m->mdt_sptlrpc_rset);
spin_lock_init(&m->mdt_ioepoch_lock);
m->mdt_capa_timeout = CAPA_TIMEOUT;
m->mdt_capa_alg = CAPA_HMAC_ALG_SHA1;
m->mdt_ck_timeout = CAPA_KEY_TIMEOUT;
+ m->mdt_squash_uid = 0;
+ m->mdt_squash_gid = 0;
+ CFS_INIT_LIST_HEAD(&m->mdt_nosquash_nids);
+ m->mdt_nosquash_str = NULL;
+ m->mdt_nosquash_strlen = 0;
+ init_rwsem(&m->mdt_squash_sem);
spin_lock_init(&m->mdt_client_bitmap_lock);
- OBD_ALLOC_PTR(s);
- if (s == NULL)
- RETURN(-ENOMEM);
+ OBD_ALLOC_PTR(mite);
+ if (mite == NULL)
+ GOTO(err_lmi, rc = -ENOMEM);
+
+ s = &mite->ms_lu;
- md_device_init(&m->mdt_md_dev, ldt);
m->mdt_md_dev.md_lu_dev.ld_ops = &mdt_lu_ops;
m->mdt_md_dev.md_lu_dev.ld_obd = obd;
/* set this lu_device to obd, because error handling need it */
GOTO(err_fini_proc, rc);
}
+ obd->obd_proc_exports_entry = proc_mkdir("exports",
+ obd->obd_proc_entry);
+ if (obd->obd_proc_exports_entry)
+ lprocfs_add_simple(obd->obd_proc_exports_entry,
+ "clear", lprocfs_nid_stats_clear_read,
+ lprocfs_nid_stats_clear_write, obd, NULL);
+
/* set server index */
- LASSERT(num);
- s->ls_node_id = simple_strtol(num, NULL, 10);
+ lu_site2md(s)->ms_node_id = node_id;
/* failover is the default
* FIXME: we do not failout mds0/mgs, which may cause some problems.
- * assumed whose ls_node_id == 0 XXX
+ * assumed whose ms_node_id == 0 XXX
* */
obd->obd_replayable = 1;
/* No connection accepted until configurations will finish */
}
/* init the stack */
- rc = mdt_stack_init(env, m, cfg);
+ rc = mdt_stack_init((struct lu_env *)env, m, cfg, lmi);
if (rc) {
CERROR("Can't init device stack, rc %d\n", rc);
GOTO(err_fini_proc, rc);
}
- rc = mdt_fld_init(env, obd->obd_name, m);
+ rc = lut_init(env, &m->mdt_lut, obd, m->mdt_bottom);
if (rc)
GOTO(err_fini_stack, rc);
+ rc = mdt_fld_init(env, obd->obd_name, m);
+ if (rc)
+ GOTO(err_lut, rc);
+
rc = mdt_seq_init(env, obd->obd_name, m);
if (rc)
GOTO(err_fini_fld, rc);
snprintf(info->mti_u.ns_name, sizeof info->mti_u.ns_name,
LUSTRE_MDT_NAME"-%p", m);
- m->mdt_namespace = ldlm_namespace_new(info->mti_u.ns_name,
+ m->mdt_namespace = ldlm_namespace_new(obd, info->mti_u.ns_name,
LDLM_NAMESPACE_SERVER,
LDLM_NAMESPACE_GREEDY);
if (m->mdt_namespace == NULL)
GOTO(err_free_ns, rc);
}
- m->mdt_ck_timer.function = mdt_ck_timer_callback;
- m->mdt_ck_timer.data = (unsigned long)m;
- init_timer(&m->mdt_ck_timer);
+ cfs_timer_init(&m->mdt_ck_timer, mdt_ck_timer_callback, m);
+
rc = mdt_ck_thread_start(m);
if (rc)
GOTO(err_free_ns, rc);
- rc = mdt_fs_setup(env, m, obd);
+ rc = mdt_fs_setup(env, m, obd, lsi);
if (rc)
GOTO(err_capa, rc);
- target_recovery_init(obd, mdt_recovery_handle);
-
- rc = mdt_start_ptlrpc_service(m);
+ rc = mdt_obd_llog_setup(obd, lsi);
if (rc)
GOTO(err_fs_cleanup, rc);
- ping_evictor_start();
+ rc = mdt_llog_ctxt_clone(env, m, LLOG_CHANGELOG_ORIG_CTXT);
+ if (rc)
+ GOTO(err_llog_cleanup, rc);
+
+ mdt_adapt_sptlrpc_conf(obd, 1);
+
+#ifdef HAVE_QUOTA_SUPPORT
+ next = m->mdt_child;
+ rc = next->md_ops->mdo_quota.mqo_setup(env, next, lmi->lmi_mnt);
+ if (rc)
+ GOTO(err_llog_cleanup, rc);
+#endif
+
+ server_put_mount_2(dev, lmi->lmi_mnt);
+ lmi = NULL;
+
+ target_recovery_init(&m->mdt_lut, mdt_recovery_handle);
+
+ rc = mdt_start_ptlrpc_service(m);
+ if (rc)
+ GOTO(err_recovery, rc);
+
+ ping_evictor_start();
rc = lu_site_init_finish(s);
if (rc)
mdt_init_capa_ctxt(env, m);
+ /* Reduce the initial timeout on an MDS because it doesn't need such
+ * a long timeout as an OST does. Adaptive timeouts will adjust this
+ * value appropriately. */
if (ldlm_timeout == LDLM_TIMEOUT_DEFAULT)
- ldlm_timeout = 6;
+ ldlm_timeout = MDS_LDLM_TIMEOUT_DEFAULT;
RETURN(0);
err_stop_service:
ping_evictor_stop();
mdt_stop_ptlrpc_service(m);
-err_fs_cleanup:
+err_recovery:
target_recovery_fini(obd);
+#ifdef HAVE_QUOTA_SUPPORT
+ next->md_ops->mdo_quota.mqo_cleanup(env, next);
+#endif
+err_llog_cleanup:
+ mdt_llog_ctxt_unclone(env, m, LLOG_CHANGELOG_ORIG_CTXT);
+ mdt_obd_llog_cleanup(obd);
+err_fs_cleanup:
mdt_fs_cleanup(env, m);
err_capa:
- del_timer(&m->mdt_ck_timer);
+ cfs_timer_disarm(&m->mdt_ck_timer);
mdt_ck_thread_stop(m);
err_free_ns:
upcall_cache_cleanup(m->mdt_identity_cache);
m->mdt_identity_cache = NULL;
- ldlm_namespace_free(m->mdt_namespace, 0);
+ ldlm_namespace_free(m->mdt_namespace, NULL, 0);
obd->obd_namespace = m->mdt_namespace = NULL;
err_fini_seq:
mdt_seq_fini(env, m);
err_fini_fld:
mdt_fld_fini(env, m);
+err_lut:
+ lut_fini(env, &m->mdt_lut);
err_fini_stack:
mdt_stack_fini(env, m, md2lu_dev(m->mdt_child));
err_fini_proc:
mdt_procfs_fini(m);
+ if (obd->obd_proc_exports_entry) {
+ lprocfs_remove_proc_entry("clear", obd->obd_proc_exports_entry);
+ obd->obd_proc_exports_entry = NULL;
+ }
+ ptlrpc_lprocfs_unregister_obd(obd);
lprocfs_obd_cleanup(obd);
err_fini_site:
lu_site_fini(s);
err_free_site:
- OBD_FREE_PTR(s);
-
- md_device_fini(&m->mdt_md_dev);
+ OBD_FREE_PTR(mite);
+err_lmi:
+ if (lmi)
+ server_put_mount_2(dev, lmi->lmi_mnt);
return (rc);
}
ENTRY;
switch (cfg->lcfg_command) {
- case LCFG_SPTLRPC_CONF: {
- struct sptlrpc_conf_log *log;
- struct sptlrpc_rule_set tmp_rset;
-
- log = sptlrpc_conf_log_extract(cfg);
- if (IS_ERR(log)) {
- rc = PTR_ERR(log);
- break;
- }
-
- sptlrpc_rule_set_init(&tmp_rset);
-
- rc = sptlrpc_rule_set_from_log(&tmp_rset, log);
- if (rc) {
- CERROR("mdt %p: failed get sptlrpc rules: %d\n", m, rc);
- break;
- }
-
- write_lock(&m->mdt_sptlrpc_lock);
- sptlrpc_rule_set_free(&m->mdt_sptlrpc_rset);
- m->mdt_sptlrpc_rset = tmp_rset;
- write_unlock(&m->mdt_sptlrpc_lock);
-
- sptlrpc_target_update_exp_flavor(
- md2lu_dev(&m->mdt_md_dev)->ld_obd, &tmp_rset);
-
- break;
- }
case LCFG_PARAM: {
struct lprocfs_static_vars lvars;
struct obd_device *obd = d->ld_obd;
+ /*
+ * For interoperability between 1.8 and 2.0,
+ * skip old "mdt.group_upcall" param.
+ */
+ {
+ char *param = lustre_cfg_string(cfg, 1);
+ if (param && !strncmp("mdt.group_upcall", param, 16)) {
+ CWARN("For 1.8 interoperability, skip this"
+ " mdt.group_upcall. It is obsolete\n");
+ break;
+ }
+ }
+
lprocfs_mdt_init_vars(&lvars);
- rc = class_process_proc_param(PARAM_MDT, lvars.obd_vars, cfg, obd);
- if (rc)
- /* others are passed further */
+ rc = class_process_proc_param(PARAM_MDT, lvars.obd_vars,
+ cfg, obd);
+ if (rc > 0 || rc == -ENOSYS)
+ /* we don't understand; pass it on */
rc = next->ld_ops->ldo_process_config(env, next, cfg);
break;
}
RETURN(NULL);
}
-static int mdt_object_init(const struct lu_env *env, struct lu_object *o)
+static int mdt_object_init(const struct lu_env *env, struct lu_object *o,
+ const struct lu_object_conf *_)
{
struct mdt_device *d = mdt_dev(o->lo_dev);
struct lu_device *under;
static int mdt_object_print(const struct lu_env *env, void *cookie,
lu_printer_t p, const struct lu_object *o)
{
- return (*p)(env, cookie, LUSTRE_MDT_NAME"-object@%p", o);
+ struct mdt_object *mdto = mdt_obj((struct lu_object *)o);
+ return (*p)(env, cookie, LUSTRE_MDT_NAME"-object@%p(ioepoch=%llu "
+ "flags=%llx, epochcount=%d, writecount=%d)",
+ mdto, mdto->mot_ioepoch, mdto->mot_flags,
+ mdto->mot_epochcount, mdto->mot_writecount);
}
-static struct lu_device_operations mdt_lu_ops = {
+static const struct lu_device_operations mdt_lu_ops = {
.ldo_object_alloc = mdt_object_alloc,
- .ldo_process_config = mdt_process_config
+ .ldo_process_config = mdt_process_config,
};
-static struct lu_object_operations mdt_obj_ops = {
+static const struct lu_object_operations mdt_obj_ops = {
.loo_object_init = mdt_object_init,
.loo_object_free = mdt_object_free,
.loo_object_print = mdt_object_print
};
+static int mdt_obd_set_info_async(struct obd_export *exp,
+ __u32 keylen, void *key,
+ __u32 vallen, void *val,
+ struct ptlrpc_request_set *set)
+{
+ struct obd_device *obd = exp->exp_obd;
+ int rc;
+ ENTRY;
+
+ LASSERT(obd);
+
+ if (KEY_IS(KEY_SPTLRPC_CONF)) {
+ rc = mdt_adapt_sptlrpc_conf(obd, 0);
+ RETURN(rc);
+ }
+
+ RETURN(0);
+}
+
/* mds_connect_internal */
static int mdt_connect_internal(struct obd_export *exp,
struct mdt_device *mdt,
struct obd_connect_data *data)
{
- __u64 flags;
-
if (data != NULL) {
data->ocd_connect_flags &= MDT_CONNECT_SUPPORTED;
data->ocd_ibits_known &= MDS_INODELOCK_FULL;
if (!mdt->mdt_opts.mo_user_xattr)
data->ocd_connect_flags &= ~OBD_CONNECT_XATTR;
- if (!mdt->mdt_opts.mo_mds_capa)
- data->ocd_connect_flags &= ~OBD_CONNECT_MDS_CAPA;
-
- if (!mdt->mdt_opts.mo_oss_capa)
- data->ocd_connect_flags &= ~OBD_CONNECT_OSS_CAPA;
-
+ if (!mdt->mdt_som_conf)
+ data->ocd_connect_flags &= ~OBD_CONNECT_SOM;
+
spin_lock(&exp->exp_lock);
exp->exp_connect_flags = data->ocd_connect_flags;
spin_unlock(&exp->exp_lock);
}
#endif
- flags = OBD_CONNECT_LCL_CLIENT | OBD_CONNECT_RMT_CLIENT;
- if ((exp->exp_connect_flags & flags) == flags) {
- CWARN("%s: both local and remote client flags are set\n",
+ if ((exp->exp_connect_flags & OBD_CONNECT_FID) == 0) {
+ CWARN("%s: MDS requires FID support, but client not\n",
mdt->mdt_md_dev.md_lu_dev.ld_obd->obd_name);
return -EBADE;
}
- if (mdt->mdt_opts.mo_mds_capa &&
- ((exp->exp_connect_flags & OBD_CONNECT_MDS_CAPA) == 0)) {
- CWARN("%s: MDS requires capability support, but client not\n",
- mdt->mdt_md_dev.md_lu_dev.ld_obd->obd_name);
+ if (mdt->mdt_som_conf &&
+ !(exp->exp_connect_flags & OBD_CONNECT_MDS_MDS) &&
+ !(exp->exp_connect_flags & OBD_CONNECT_SOM)) {
+ CWARN("%s: MDS has SOM enabled, but client does not support "
+ "it\n", mdt->mdt_md_dev.md_lu_dev.ld_obd->obd_name);
return -EBADE;
}
- if (mdt->mdt_opts.mo_oss_capa &&
- ((exp->exp_connect_flags & OBD_CONNECT_OSS_CAPA) == 0)) {
- CWARN("%s: MDS requires OSS capability support, "
- "but client not\n",
- mdt->mdt_md_dev.md_lu_dev.ld_obd->obd_name);
- return -EBADE;
+ return 0;
+}
+
+static int mdt_connect_check_sptlrpc(struct mdt_device *mdt,
+ struct obd_export *exp,
+ struct ptlrpc_request *req)
+{
+ struct sptlrpc_flavor flvr;
+ int rc = 0;
+
+ if (exp->exp_flvr.sf_rpc == SPTLRPC_FLVR_INVALID) {
+ read_lock(&mdt->mdt_sptlrpc_lock);
+ sptlrpc_target_choose_flavor(&mdt->mdt_sptlrpc_rset,
+ req->rq_sp_from,
+ req->rq_peer.nid,
+ &flvr);
+ read_unlock(&mdt->mdt_sptlrpc_lock);
+
+ spin_lock(&exp->exp_lock);
+
+ exp->exp_sp_peer = req->rq_sp_from;
+ exp->exp_flvr = flvr;
+
+ if (exp->exp_flvr.sf_rpc != SPTLRPC_FLVR_ANY &&
+ exp->exp_flvr.sf_rpc != req->rq_flvr.sf_rpc) {
+ CERROR("unauthorized rpc flavor %x from %s, "
+ "expect %x\n", req->rq_flvr.sf_rpc,
+ libcfs_nid2str(req->rq_peer.nid),
+ exp->exp_flvr.sf_rpc);
+ rc = -EACCES;
+ }
+
+ spin_unlock(&exp->exp_lock);
+ } else {
+ if (exp->exp_sp_peer != req->rq_sp_from) {
+ CERROR("RPC source %s doesn't match %s\n",
+ sptlrpc_part2name(req->rq_sp_from),
+ sptlrpc_part2name(exp->exp_sp_peer));
+ rc = -EACCES;
+ } else {
+ rc = sptlrpc_target_export_check(exp, req);
+ }
}
- return 0;
+ return rc;
}
/* mds_connect copy */
static int mdt_obd_connect(const struct lu_env *env,
- struct lustre_handle *conn, struct obd_device *obd,
+ struct obd_export **exp, struct obd_device *obd,
struct obd_uuid *cluuid,
- struct obd_connect_data *data)
+ struct obd_connect_data *data,
+ void *localdata)
{
struct mdt_thread_info *info;
- struct mdt_client_data *mcd;
- struct obd_export *exp;
+ struct lsd_client_data *lcd;
+ struct obd_export *lexp;
+ struct lustre_handle conn = { 0 };
struct mdt_device *mdt;
struct ptlrpc_request *req;
int rc;
ENTRY;
LASSERT(env != NULL);
- if (!conn || !obd || !cluuid)
+ if (!exp || !obd || !cluuid)
RETURN(-EINVAL);
info = lu_context_key_get(&env->le_ctx, &mdt_thread_key);
- req = info->mti_pill.rc_req;
+ req = info->mti_pill->rc_req;
mdt = mdt_dev(obd->obd_lu_dev);
- rc = class_connect(conn, obd, cluuid);
+ rc = class_connect(&conn, obd, cluuid);
if (rc)
RETURN(rc);
- exp = class_conn2export(conn);
- LASSERT(exp != NULL);
+ lexp = class_conn2export(&conn);
+ LASSERT(lexp != NULL);
- CDEBUG(D_SEC, "from %s\n", sptlrpc_part2name(req->rq_sp_from));
-
- spin_lock(&exp->exp_lock);
- exp->exp_sp_peer = req->rq_sp_from;
-
- read_lock(&mdt->mdt_sptlrpc_lock);
- sptlrpc_rule_set_choose(&mdt->mdt_sptlrpc_rset, exp->exp_sp_peer,
- req->rq_peer.nid, &exp->exp_flvr);
- read_unlock(&mdt->mdt_sptlrpc_lock);
-
- if (exp->exp_flvr.sf_rpc != req->rq_flvr.sf_rpc) {
- CERROR("invalid rpc flavor %x, expect %x, from %s\n",
- req->rq_flvr.sf_rpc, exp->exp_flvr.sf_rpc,
- libcfs_nid2str(req->rq_peer.nid));
- exp->exp_flvr.sf_rpc = SPTLRPC_FLVR_INVALID;
- spin_unlock(&exp->exp_lock);
- RETURN(-EACCES);
- }
- spin_unlock(&exp->exp_lock);
+ rc = mdt_connect_check_sptlrpc(mdt, lexp, req);
+ if (rc)
+ GOTO(out, rc);
- rc = mdt_connect_internal(exp, mdt, data);
+ rc = mdt_connect_internal(lexp, mdt, data);
if (rc == 0) {
- OBD_ALLOC_PTR(mcd);
- if (mcd != NULL) {
+ OBD_ALLOC_PTR(lcd);
+ if (lcd != NULL) {
struct mdt_thread_info *mti;
mti = lu_context_key_get(&env->le_ctx,
&mdt_thread_key);
LASSERT(mti != NULL);
- mti->mti_exp = exp;
- memcpy(mcd->mcd_uuid, cluuid, sizeof mcd->mcd_uuid);
- exp->exp_mdt_data.med_mcd = mcd;
+ mti->mti_exp = lexp;
+ memcpy(lcd->lcd_uuid, cluuid, sizeof lcd->lcd_uuid);
+ lexp->exp_mdt_data.med_lcd = lcd;
rc = mdt_client_new(env, mdt);
if (rc != 0) {
- OBD_FREE_PTR(mcd);
- exp->exp_mdt_data.med_mcd = NULL;
+ OBD_FREE_PTR(lcd);
+ lexp->exp_mdt_data.med_lcd = NULL;
+ } else {
+ mdt_export_stats_init(obd, lexp, localdata);
}
} else
rc = -ENOMEM;
}
+out:
if (rc != 0)
- class_disconnect(exp);
+ class_disconnect(lexp);
else
- class_export_put(exp);
+ *exp = lexp;
RETURN(rc);
}
static int mdt_obd_reconnect(const struct lu_env *env,
struct obd_export *exp, struct obd_device *obd,
struct obd_uuid *cluuid,
- struct obd_connect_data *data)
+ struct obd_connect_data *data,
+ void *localdata)
{
struct mdt_thread_info *info;
struct mdt_device *mdt;
RETURN(-EINVAL);
info = lu_context_key_get(&env->le_ctx, &mdt_thread_key);
- req = info->mti_pill.rc_req;
+ req = info->mti_pill->rc_req;
mdt = mdt_dev(obd->obd_lu_dev);
- CDEBUG(D_SEC, "from %s\n", sptlrpc_part2name(req->rq_sp_from));
+ rc = mdt_connect_check_sptlrpc(mdt, exp, req);
+ if (rc)
+ RETURN(rc);
- spin_lock(&exp->exp_lock);
- if (exp->exp_flvr.sf_rpc == SPTLRPC_FLVR_INVALID) {
- exp->exp_sp_peer = req->rq_sp_from;
+ rc = mdt_connect_internal(exp, mdt_dev(obd->obd_lu_dev), data);
+ if (rc == 0)
+ mdt_export_stats_init(obd, exp, localdata);
- read_lock(&mdt->mdt_sptlrpc_lock);
- sptlrpc_rule_set_choose(&mdt->mdt_sptlrpc_rset,
- exp->exp_sp_peer,
- req->rq_peer.nid, &exp->exp_flvr);
- read_unlock(&mdt->mdt_sptlrpc_lock);
+ RETURN(rc);
+}
+static int mdt_mfd_cleanup(struct obd_export *exp)
+{
+ struct mdt_export_data *med = &exp->exp_mdt_data;
+ struct obd_device *obd = exp->exp_obd;
+ struct mdt_device *mdt;
+ struct mdt_thread_info *info;
+ struct lu_env env;
+ CFS_LIST_HEAD(closing_list);
+ struct mdt_file_data *mfd, *n;
+ int rc = 0;
+ ENTRY;
- if (exp->exp_flvr.sf_rpc != req->rq_flvr.sf_rpc) {
- CERROR("invalid rpc flavor %x, expect %x, from %s\n",
- req->rq_flvr.sf_rpc, exp->exp_flvr.sf_rpc,
- libcfs_nid2str(req->rq_peer.nid));
- exp->exp_flvr.sf_rpc = SPTLRPC_FLVR_INVALID;
- spin_unlock(&exp->exp_lock);
- RETURN(-EACCES);
- }
+ spin_lock(&med->med_open_lock);
+ while (!list_empty(&med->med_open_head)) {
+ struct list_head *tmp = med->med_open_head.next;
+ mfd = list_entry(tmp, struct mdt_file_data, mfd_list);
+
+ /* Remove mfd handle so it can't be found again.
+ * We are consuming the mfd_list reference here. */
+ class_handle_unhash(&mfd->mfd_handle);
+ list_move_tail(&mfd->mfd_list, &closing_list);
}
- spin_unlock(&exp->exp_lock);
+ spin_unlock(&med->med_open_lock);
+ mdt = mdt_dev(obd->obd_lu_dev);
+ LASSERT(mdt != NULL);
- rc = mdt_connect_internal(exp, mdt_dev(obd->obd_lu_dev), data);
+ rc = lu_env_init(&env, LCT_MD_THREAD);
+ if (rc)
+ RETURN(rc);
+
+ info = lu_context_key_get(&env.le_ctx, &mdt_thread_key);
+ LASSERT(info != NULL);
+ memset(info, 0, sizeof *info);
+ info->mti_env = &env;
+ info->mti_mdt = mdt;
+ info->mti_exp = exp;
+
+ if (!list_empty(&closing_list)) {
+ struct md_attr *ma = &info->mti_attr;
+ int lmm_size;
+ int cookie_size;
+
+ lmm_size = mdt->mdt_max_mdsize;
+ cookie_size = mdt->mdt_max_cookiesize;
+ OBD_ALLOC(ma->ma_lmm, lmm_size);
+ if (ma->ma_lmm == NULL)
+ GOTO(out_lmm, rc = -ENOMEM);
+ OBD_ALLOC(ma->ma_cookie, cookie_size);
+ if (ma->ma_cookie == NULL)
+ GOTO(out_cookie, rc = -ENOMEM);
+
+ /* Close any open files (which may also cause orphan unlinking). */
+ list_for_each_entry_safe(mfd, n, &closing_list, mfd_list) {
+ list_del_init(&mfd->mfd_list);
+ /* TODO: if we close the unlinked file,
+ * we need to remove its objects from OST */
+ memset(&ma->ma_attr, 0, sizeof(ma->ma_attr));
+ ma->ma_lmm_size = lmm_size;
+ ma->ma_cookie_size = cookie_size;
+ ma->ma_need = MA_LOV | MA_COOKIE;
+ ma->ma_valid = 0;
+ mdt_mfd_close(info, mfd);
+ }
+ info->mti_mdt = NULL;
+ OBD_FREE(ma->ma_cookie, cookie_size);
+ ma->ma_cookie = NULL;
+out_cookie:
+ OBD_FREE(ma->ma_lmm, lmm_size);
+ ma->ma_lmm = NULL;
+ }
+out_lmm:
+ lu_env_fini(&env);
RETURN(rc);
}
if (mdt->mdt_namespace != NULL || exp->exp_obd->obd_namespace != NULL)
ldlm_cancel_locks_for_export(exp);
+ /* release nid stat refererence */
+ lprocfs_exp_cleanup(exp);
+
/* complete all outstanding replies */
spin_lock(&exp->exp_lock);
while (!list_empty(&exp->exp_outstanding_replies)) {
spin_lock(&svc->srv_lock);
list_del_init(&rs->rs_exp_list);
+ spin_lock(&rs->rs_lock);
ptlrpc_schedule_difficult_reply(rs);
+ spin_unlock(&rs->rs_lock);
spin_unlock(&svc->srv_lock);
}
spin_unlock(&exp->exp_lock);
-
+ rc = mdt_mfd_cleanup(exp);
class_export_put(exp);
RETURN(rc);
}
static int mdt_init_export(struct obd_export *exp)
{
struct mdt_export_data *med = &exp->exp_mdt_data;
+ int rc;
ENTRY;
- INIT_LIST_HEAD(&med->med_open_head);
+ CFS_INIT_LIST_HEAD(&med->med_open_head);
spin_lock_init(&med->med_open_lock);
sema_init(&med->med_idmap_sem, 1);
med->med_idmap = NULL;
spin_lock(&exp->exp_lock);
exp->exp_connecting = 1;
spin_unlock(&exp->exp_lock);
- RETURN(0);
+ rc = ldlm_init_export(exp);
+ if (rc)
+ CERROR("Error %d while initializing export\n", rc);
+ RETURN(rc);
}
static int mdt_destroy_export(struct obd_export *export)
struct mdt_device *mdt;
struct mdt_thread_info *info;
struct lu_env env;
- struct md_attr *ma;
- int lmm_size;
- int cookie_size;
int rc = 0;
ENTRY;
med = &export->exp_mdt_data;
- if (med->med_rmtclient)
+ if (exp_connect_rmtclient(export))
mdt_cleanup_idmap(med);
target_destroy_export(export);
+ ldlm_destroy_export(export);
+ LASSERT(list_empty(&export->exp_outstanding_replies));
+ LASSERT(list_empty(&med->med_open_head));
if (obd_uuid_equals(&export->exp_client_uuid, &obd->obd_uuid))
RETURN(0);
mdt = mdt_dev(obd->obd_lu_dev);
LASSERT(mdt != NULL);
- rc = lu_env_init(&env, NULL, LCT_MD_THREAD);
+ rc = lu_env_init(&env, LCT_MD_THREAD);
if (rc)
RETURN(rc);
LASSERT(info != NULL);
memset(info, 0, sizeof *info);
info->mti_env = &env;
- info->mti_mdt = mdt;
info->mti_exp = export;
-
- ma = &info->mti_attr;
- lmm_size = ma->ma_lmm_size = mdt->mdt_max_mdsize;
- cookie_size = ma->ma_cookie_size = mdt->mdt_max_cookiesize;
- OBD_ALLOC(ma->ma_lmm, lmm_size);
- OBD_ALLOC(ma->ma_cookie, cookie_size);
-
- if (ma->ma_lmm == NULL || ma->ma_cookie == NULL)
- GOTO(out, rc = -ENOMEM);
- ma->ma_need = MA_LOV | MA_COOKIE;
- ma->ma_valid = 0;
- /* Close any open files (which may also cause orphan unlinking). */
- spin_lock(&med->med_open_lock);
- while (!list_empty(&med->med_open_head)) {
- struct list_head *tmp = med->med_open_head.next;
- struct mdt_file_data *mfd =
- list_entry(tmp, struct mdt_file_data, mfd_list);
-
- /* Remove mfd handle so it can't be found again.
- * We are consuming the mfd_list reference here. */
- class_handle_unhash(&mfd->mfd_handle);
- list_del_init(&mfd->mfd_list);
- spin_unlock(&med->med_open_lock);
- mdt_mfd_close(info, mfd);
- /* TODO: if we close the unlinked file,
- * we need to remove it's objects from OST */
- memset(&ma->ma_attr, 0, sizeof(ma->ma_attr));
- spin_lock(&med->med_open_lock);
- ma->ma_lmm_size = lmm_size;
- ma->ma_cookie_size = cookie_size;
- ma->ma_need = MA_LOV | MA_COOKIE;
- ma->ma_valid = 0;
- }
- spin_unlock(&med->med_open_lock);
info->mti_mdt = NULL;
mdt_client_del(&env, mdt);
- EXIT;
-out:
- if (lmm_size) {
- OBD_FREE(ma->ma_lmm, lmm_size);
- ma->ma_lmm = NULL;
- }
- if (cookie_size) {
- OBD_FREE(ma->ma_cookie, cookie_size);
- ma->ma_cookie = NULL;
- }
lu_env_fini(&env);
-
- return rc;
+ RETURN(rc);
}
static void mdt_allow_cli(struct mdt_device *m, unsigned int flag)
{
if (flag & CONFIG_LOG)
m->mdt_fl_cfglog = 1;
+
+ /* also notify active event */
if (flag & CONFIG_SYNC)
m->mdt_fl_synced = 1;
- if (m->mdt_fl_cfglog /* bz11778: && m->mdt_fl_synced */)
+ if (m->mdt_fl_cfglog && m->mdt_fl_synced)
/* Open for clients */
m->mdt_md_dev.md_lu_dev.ld_obd->obd_no_conn = 0;
}
static int mdt_upcall(const struct lu_env *env, struct md_device *md,
- enum md_upcall_event ev)
+ enum md_upcall_event ev, void *data)
{
struct mdt_device *m = mdt_dev(&md->md_lu_dev);
struct md_device *next = m->mdt_child;
CDEBUG(D_INFO, "get max mdsize %d max cookiesize %d\n",
m->mdt_max_mdsize, m->mdt_max_cookiesize);
mdt_allow_cli(m, CONFIG_SYNC);
+ if (data)
+ (*(__u64 *)data) = m->mdt_mount_count;
break;
case MD_NO_TRANS:
mti = lu_context_key_get(&env->le_ctx, &mdt_thread_key);
/* Check that MDT is not yet configured */
LASSERT(!m->mdt_fl_cfglog);
break;
+#ifdef HAVE_QUOTA_SUPPORT
+ case MD_LOV_QUOTA:
+ if (md->md_lu_dev.ld_obd->obd_recovering == 0 &&
+ likely(md->md_lu_dev.ld_obd->obd_stopping == 0))
+ next->md_ops->mdo_quota.mqo_recovery(env, next);
+ break;
+#endif
default:
CERROR("invalid event\n");
rc = -EINVAL;
struct obd_device *watched,
enum obd_notify_event ev, void *data)
{
+ struct mdt_device *mdt = mdt_dev(host->obd_lu_dev);
+#ifdef HAVE_QUOTA_SUPPORT
+ struct md_device *next = mdt->mdt_child;
+#endif
ENTRY;
switch (ev) {
case OBD_NOTIFY_CONFIG:
- mdt_allow_cli(mdt_dev(host->obd_lu_dev), (unsigned int)data);
+ mdt_allow_cli(mdt, (unsigned long)data);
+
+#ifdef HAVE_QUOTA_SUPPORT
+ /* quota_type has been processed, we can now handle
+ * incoming quota requests */
+ next->md_ops->mdo_quota.mqo_notify(NULL, next);
+#endif
break;
default:
CDEBUG(D_INFO, "Unhandled notification %#x\n", ev);
RETURN(0);
}
+static int mdt_rpc_fid2path(struct mdt_thread_info *info, void *key,
+ void *val, int vallen)
+{
+ struct mdt_device *mdt = mdt_dev(info->mti_exp->exp_obd->obd_lu_dev);
+ struct getinfo_fid2path *fpout, *fpin;
+ int rc = 0;
+
+ fpin = key + size_round(sizeof(KEY_FID2PATH));
+ fpout = val;
+
+ if (lustre_msg_swabbed(mdt_info_req(info)->rq_reqmsg))
+ lustre_swab_fid2path(fpin);
+
+ memcpy(fpout, fpin, sizeof(*fpin));
+ if (fpout->gf_pathlen != vallen - sizeof(*fpin))
+ RETURN(-EINVAL);
+
+ rc = mdt_fid2path(info->mti_env, mdt, fpout);
+ RETURN(rc);
+}
+
+static int mdt_fid2path(const struct lu_env *env, struct mdt_device *mdt,
+ struct getinfo_fid2path *fp)
+{
+ struct mdt_object *obj;
+ int rc;
+ ENTRY;
+
+ CDEBUG(D_IOCTL, "path get "DFID" from "LPU64" #%d\n",
+ PFID(&fp->gf_fid), fp->gf_recno, fp->gf_linkno);
+
+ if (!fid_is_sane(&fp->gf_fid))
+ RETURN(-EINVAL);
+
+ obj = mdt_object_find(env, mdt, &fp->gf_fid);
+ if (obj == NULL || IS_ERR(obj)) {
+ CDEBUG(D_IOCTL, "no object "DFID": %ld\n",PFID(&fp->gf_fid),
+ PTR_ERR(obj));
+ RETURN(-EINVAL);
+ }
+
+ rc = lu_object_exists(&obj->mot_obj.mo_lu);
+ if (rc <= 0) {
+ if (rc == -1)
+ rc = -EREMOTE;
+ else
+ rc = -ENOENT;
+ mdt_object_put(env, obj);
+ CDEBUG(D_IOCTL, "nonlocal object "DFID": %d\n",
+ PFID(&fp->gf_fid), rc);
+ RETURN(rc);
+ }
+
+ rc = mo_path(env, md_object_next(&obj->mot_obj), fp->gf_path,
+ fp->gf_pathlen, &fp->gf_recno, &fp->gf_linkno);
+ mdt_object_put(env, obj);
+
+ RETURN(rc);
+}
+
+static int mdt_get_info(struct mdt_thread_info *info)
+{
+ struct ptlrpc_request *req = mdt_info_req(info);
+ char *key;
+ int keylen;
+ __u32 *vallen;
+ void *valout;
+ int rc;
+ ENTRY;
+
+ key = req_capsule_client_get(info->mti_pill, &RMF_GETINFO_KEY);
+ if (key == NULL) {
+ CDEBUG(D_IOCTL, "No GETINFO key");
+ RETURN(-EFAULT);
+ }
+ keylen = req_capsule_get_size(info->mti_pill, &RMF_GETINFO_KEY,
+ RCL_CLIENT);
+
+ vallen = req_capsule_client_get(info->mti_pill, &RMF_GETINFO_VALLEN);
+ if (vallen == NULL) {
+ CDEBUG(D_IOCTL, "Unable to get RMF_GETINFO_VALLEN buffer");
+ RETURN(-EFAULT);
+ }
+
+ req_capsule_set_size(info->mti_pill, &RMF_GETINFO_VAL, RCL_SERVER,
+ *vallen);
+ rc = req_capsule_server_pack(info->mti_pill);
+ valout = req_capsule_server_get(info->mti_pill, &RMF_GETINFO_VAL);
+ if (valout == NULL) {
+ CDEBUG(D_IOCTL, "Unable to get get-info RPC out buffer");
+ RETURN(-EFAULT);
+ }
+
+ if (KEY_IS(KEY_FID2PATH))
+ rc = mdt_rpc_fid2path(info, key, valout, *vallen);
+ else
+ rc = -EINVAL;
+
+ lustre_msg_set_status(req->rq_repmsg, rc);
+
+ RETURN(rc);
+}
+
+/* Pass the ioc down */
+static int mdt_ioc_child(struct lu_env *env, struct mdt_device *mdt,
+ unsigned int cmd, int len, void *data)
+{
+ struct lu_context ioctl_session;
+ struct md_device *next = mdt->mdt_child;
+ int rc;
+ ENTRY;
+
+ rc = lu_context_init(&ioctl_session, LCT_SESSION);
+ if (rc)
+ RETURN(rc);
+ ioctl_session.lc_thread = (struct ptlrpc_thread *)cfs_current();
+ lu_context_enter(&ioctl_session);
+ env->le_ses = &ioctl_session;
+
+ LASSERT(next->md_ops->mdo_iocontrol);
+ rc = next->md_ops->mdo_iocontrol(env, next, cmd, len, data);
+
+ lu_context_exit(&ioctl_session);
+ lu_context_fini(&ioctl_session);
+ RETURN(rc);
+}
+
+/* ioctls on obd dev */
static int mdt_iocontrol(unsigned int cmd, struct obd_export *exp, int len,
void *karg, void *uarg)
{
struct lu_env env;
- struct obd_device *obd= exp->exp_obd;
+ struct obd_device *obd = exp->exp_obd;
struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
struct dt_device *dt = mdt->mdt_bottom;
int rc;
ENTRY;
CDEBUG(D_IOCTL, "handling ioctl cmd %#x\n", cmd);
- rc = lu_env_init(&env, NULL, LCT_MD_THREAD);
+ rc = lu_env_init(&env, LCT_MD_THREAD);
if (rc)
RETURN(rc);
switch (cmd) {
case OBD_IOC_SYNC:
- rc = dt->dd_ops->dt_sync(&env, dt);
+ rc = mdt_device_sync(&env, mdt);
break;
case OBD_IOC_SET_READONLY:
- rc = dt->dd_ops->dt_sync(&env, dt);
dt->dd_ops->dt_ro(&env, dt);
break;
case OBD_IOC_ABORT_RECOVERY:
target_stop_recovery_thread(obd);
rc = 0;
break;
+ case OBD_IOC_CHANGELOG_REG:
+ case OBD_IOC_CHANGELOG_DEREG:
+ case OBD_IOC_CHANGELOG_CLEAR:
+ rc = mdt_ioc_child(&env, mdt, cmd, len, karg);
+ break;
default:
CERROR("Not supported cmd = %d for device %s\n",
cmd, obd->obd_name);
int mdt_postrecov(const struct lu_env *env, struct mdt_device *mdt)
{
struct lu_device *ld = md2lu_dev(mdt->mdt_child);
- struct obd_device *obd = mdt->mdt_md_dev.md_lu_dev.ld_obd;
+ struct obd_device *obd = mdt2obd_dev(mdt);
+#ifdef HAVE_QUOTA_SUPPORT
+ struct md_device *next = mdt->mdt_child;
+#endif
int rc, lost;
ENTRY;
- /* if some clients didn't participate in recovery then we can possibly
+ /* if some clients didn't participate in recovery then we can possibly
* lost sequence. Now we should increase sequence for safe value */
lost = obd->obd_max_recoverable_clients - obd->obd_connected_clients;
mdt_seq_adjust(env, mdt, lost);
-
+
rc = ld->ld_ops->ldo_recovery_complete(env, ld);
+#ifdef HAVE_QUOTA_SUPPORT
+ if (likely(obd->obd_stopping == 0))
+ next->md_ops->mdo_quota.mqo_recovery(env, next);
+#endif
RETURN(rc);
}
struct lu_env env;
int rc;
- rc = lu_env_init(&env, NULL, LCT_MD_THREAD);
+ rc = lu_env_init(&env, LCT_MD_THREAD);
if (rc)
RETURN(rc);
rc = mdt_postrecov(&env, mdt_dev(obd->obd_lu_dev));
static struct obd_ops mdt_obd_device_ops = {
.o_owner = THIS_MODULE,
+ .o_set_info_async = mdt_obd_set_info_async,
.o_connect = mdt_obd_connect,
.o_reconnect = mdt_obd_reconnect,
.o_disconnect = mdt_obd_disconnect,
RETURN(NULL);
}
-static void mdt_device_free(const struct lu_env *env, struct lu_device *d)
+static struct lu_device *mdt_device_free(const struct lu_env *env,
+ struct lu_device *d)
{
struct mdt_device *m = mdt_dev(d);
+ ENTRY;
+ md_device_fini(&m->mdt_md_dev);
OBD_FREE_PTR(m);
+ RETURN(NULL);
}
static struct lu_device *mdt_device_alloc(const struct lu_env *env,
l = &m->mdt_md_dev.md_lu_dev;
rc = mdt_init0(env, m, t, cfg);
if (rc != 0) {
- OBD_FREE_PTR(m);
+ mdt_device_free(env, l);
l = ERR_PTR(rc);
return l;
}
return md_ucred(info->mti_env);
}
+/**
+ * Enable/disable COS.
+ *
+ * Set/Clear the COS flag in mdt options.
+ *
+ * \param mdt mdt device
+ * \param val 0 disables COS, other values enable COS
+ */
+void mdt_enable_cos(struct mdt_device *mdt, int val)
+{
+ struct lu_env env;
+ int rc;
+
+ mdt->mdt_opts.mo_cos = !!val;
+ rc = lu_env_init(&env, LCT_MD_THREAD);
+ if (unlikely(rc != 0)) {
+ CWARN("lu_env initialization failed with rc = %d,"
+ "cannot sync\n", rc);
+ return;
+ }
+ mdt_device_sync(&env, mdt);
+ lu_env_fini(&env);
+}
+
+/**
+ * Check COS status.
+ *
+ * Return COS flag status/
+ *
+ * \param mdt mdt device
+ */
+int mdt_cos_is_enabled(struct mdt_device *mdt)
+{
+ return mdt->mdt_opts.mo_cos != 0;
+}
+
/* type constructor/destructor: mdt_type_init, mdt_type_fini */
LU_TYPE_INIT_FINI(mdt, &mdt_thread_key, &mdt_txn_key);
.ldto_init = mdt_type_init,
.ldto_fini = mdt_type_fini,
+ .ldto_start = mdt_type_start,
+ .ldto_stop = mdt_type_stop,
+
.ldto_device_alloc = mdt_device_alloc,
.ldto_device_free = mdt_device_free,
.ldto_device_fini = mdt_device_fini
.ldt_ctx_tags = LCT_MD_THREAD
};
+static struct lu_local_obj_desc mdt_last_recv = {
+ .llod_name = LAST_RCVD,
+ .llod_oid = MDT_LAST_RECV_OID,
+ .llod_is_index = 0,
+};
+
static int __init mdt_mod_init(void)
{
struct lprocfs_static_vars lvars;
int rc;
+ llo_local_obj_register(&mdt_last_recv);
+
mdt_num_threads = MDT_NUM_THREADS;
lprocfs_mdt_init_vars(&lvars);
rc = class_register_type(&mdt_obd_device_ops, NULL,
static void __exit mdt_mod_exit(void)
{
+ llo_local_obj_unregister(&mdt_last_recv);
class_unregister_type(LUSTRE_MDT_NAME);
}
DEF_MDT_HNDL_F(0, CONNECT, mdt_connect),
DEF_MDT_HNDL_F(0, DISCONNECT, mdt_disconnect),
DEF_MDT_HNDL_F(0, SET_INFO, mdt_set_info),
+DEF_MDT_HNDL_F(0, GET_INFO, mdt_get_info),
DEF_MDT_HNDL_F(0 |HABEO_REFERO, GETSTATUS, mdt_getstatus),
DEF_MDT_HNDL_F(HABEO_CORPUS, GETATTR, mdt_getattr),
DEF_MDT_HNDL_F(HABEO_CORPUS|HABEO_REFERO, GETATTR_NAME, mdt_getattr_name),
-DEF_MDT_HNDL_F(HABEO_CORPUS|MUTABOR, SETXATTR, mdt_setxattr),
DEF_MDT_HNDL_F(HABEO_CORPUS, GETXATTR, mdt_getxattr),
DEF_MDT_HNDL_F(0 |HABEO_REFERO, STATFS, mdt_statfs),
DEF_MDT_HNDL_F(0 |MUTABOR, REINT, mdt_reint),
DEF_MDT_HNDL_F(0 |HABEO_REFERO, PIN, mdt_pin),
DEF_MDT_HNDL_0(0, SYNC, mdt_sync),
DEF_MDT_HNDL_F(HABEO_CORPUS|HABEO_REFERO, IS_SUBDIR, mdt_is_subdir),
-DEF_MDT_HNDL_0(0, QUOTACHECK, mdt_quotacheck_handle),
-DEF_MDT_HNDL_0(0, QUOTACTL, mdt_quotactl_handle)
+#ifdef HAVE_QUOTA_SUPPORT
+DEF_MDT_HNDL_F(0, QUOTACHECK, mdt_quotacheck_handle),
+DEF_MDT_HNDL_F(0, QUOTACTL, mdt_quotactl_handle)
+#endif
};
#define DEF_OBD_HNDL(flags, name, fn) \
DEF_DLM_HNDL_0(0, CP_CALLBACK, mdt_cp_callback)
};
+#define DEF_LLOG_HNDL(flags, name, fn) \
+ DEF_HNDL(LLOG, ORIGIN_HANDLE_CREATE, _NET, flags, name, fn, NULL)
+
static struct mdt_handler mdt_llog_ops[] = {
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_CREATE, mdt_llog_create),
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_NEXT_BLOCK, mdt_llog_next_block),
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_READ_HEADER, mdt_llog_read_header),
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_WRITE_REC, NULL),
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_CLOSE, NULL),
+ DEF_LLOG_HNDL(0, ORIGIN_CONNECT, NULL),
+ DEF_LLOG_HNDL(0, CATINFO, NULL),
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_PREV_BLOCK, mdt_llog_prev_block),
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_DESTROY, mdt_llog_destroy),
};
#define DEF_SEC_CTX_HNDL(name, fn) \
}
};
-MODULE_AUTHOR("Cluster File Systems, Inc. <info@clusterfs.com>");
+MODULE_AUTHOR("Sun Microsystems, Inc. <http://www.lustre.org/>");
MODULE_DESCRIPTION("Lustre Meta-data Target ("LUSTRE_MDT_NAME")");
MODULE_LICENSE("GPL");