* Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2016, Intel Corporation.
+ * Copyright (c) 2011, 2017, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include <linux/init.h>
#include <linux/kthread.h>
-#include <linux/miscdevice.h>
#include <linux/module.h>
#include <linux/pagemap.h>
#include <linux/user_namespace.h>
# include <linux/uidgid.h>
#endif
-#include <lustre/lustre_errno.h>
+#include <lustre_errno.h>
#include <cl_object.h>
#include <llog_swab.h>
#include <lprocfs_status.h>
#include <lustre_acl.h>
#include <lustre_fid.h>
-#include <lustre_ioctl.h>
+#include <uapi/linux/lustre/lustre_ioctl.h>
#include <lustre_kernelcomm.h>
#include <lustre_lmv.h>
#include <lustre_log.h>
-#include <lustre_param.h>
#include <lustre_swab.h>
#include <obd_class.h>
+#include <lustre_osc.h>
#include "mdc_internal.h"
RETURN(0);
}
+static void mdc_reset_acl_req(struct ptlrpc_request *req)
+{
+ spin_lock(&req->rq_early_free_lock);
+ sptlrpc_cli_free_repbuf(req);
+ req->rq_repbuf = NULL;
+ req->rq_repbuf_len = 0;
+ req->rq_repdata = NULL;
+ req->rq_reqdata_len = 0;
+ spin_unlock(&req->rq_early_free_lock);
+}
+
static int mdc_getattr(struct obd_export *exp, struct md_op_data *op_data,
struct ptlrpc_request **request)
{
- struct ptlrpc_request *req;
- int rc;
- ENTRY;
+ struct ptlrpc_request *req;
+ struct obd_import *imp = class_exp2cliimp(exp);
+ __u32 acl_bufsize = LUSTRE_POSIX_ACL_MAX_SIZE_OLD;
+ int rc;
+ ENTRY;
/* Single MDS without an LMV case */
if (op_data->op_flags & MF_GET_MDT_IDX) {
op_data->op_mds = 0;
RETURN(0);
}
- *request = NULL;
- req = ptlrpc_request_alloc(class_exp2cliimp(exp), &RQF_MDS_GETATTR);
+
+ *request = NULL;
+ req = ptlrpc_request_alloc(imp, &RQF_MDS_GETATTR);
if (req == NULL)
RETURN(-ENOMEM);
RETURN(rc);
}
+again:
mdc_pack_body(req, &op_data->op_fid1, op_data->op_valid,
op_data->op_mode, -1, 0);
+ req_capsule_set_size(&req->rq_pill, &RMF_ACL, RCL_SERVER, acl_bufsize);
+ req_capsule_set_size(&req->rq_pill, &RMF_MDT_MD, RCL_SERVER,
+ op_data->op_mode);
+ ptlrpc_request_set_replen(req);
- req_capsule_set_size(&req->rq_pill, &RMF_MDT_MD, RCL_SERVER,
- op_data->op_mode);
- ptlrpc_request_set_replen(req);
+ rc = mdc_getattr_common(exp, req);
+ if (rc) {
+ if (rc == -ERANGE) {
+ acl_bufsize = MIN(imp->imp_connect_data.ocd_max_easize,
+ XATTR_SIZE_MAX);
+ mdc_reset_acl_req(req);
+ goto again;
+ }
- rc = mdc_getattr_common(exp, req);
- if (rc)
- ptlrpc_req_finished(req);
- else
- *request = req;
- RETURN(rc);
+ ptlrpc_req_finished(req);
+ } else {
+ *request = req;
+ }
+
+ RETURN(rc);
}
static int mdc_getattr_name(struct obd_export *exp, struct md_op_data *op_data,
struct ptlrpc_request **request)
{
- struct ptlrpc_request *req;
- int rc;
- ENTRY;
+ struct ptlrpc_request *req;
+ struct obd_import *imp = class_exp2cliimp(exp);
+ __u32 acl_bufsize = LUSTRE_POSIX_ACL_MAX_SIZE_OLD;
+ int rc;
+ ENTRY;
- *request = NULL;
- req = ptlrpc_request_alloc(class_exp2cliimp(exp),
- &RQF_MDS_GETATTR_NAME);
+ *request = NULL;
+ req = ptlrpc_request_alloc(imp, &RQF_MDS_GETATTR_NAME);
if (req == NULL)
RETURN(-ENOMEM);
RETURN(rc);
}
- mdc_pack_body(req, &op_data->op_fid1, op_data->op_valid,
- op_data->op_mode, op_data->op_suppgids[0], 0);
-
if (op_data->op_name) {
char *name = req_capsule_client_get(&req->rq_pill, &RMF_NAME);
LASSERT(strnlen(op_data->op_name, op_data->op_namelen) ==
memcpy(name, op_data->op_name, op_data->op_namelen);
}
- req_capsule_set_size(&req->rq_pill, &RMF_MDT_MD, RCL_SERVER,
- op_data->op_mode);
- ptlrpc_request_set_replen(req);
+again:
+ mdc_pack_body(req, &op_data->op_fid1, op_data->op_valid,
+ op_data->op_mode, op_data->op_suppgids[0], 0);
+ req_capsule_set_size(&req->rq_pill, &RMF_MDT_MD, RCL_SERVER,
+ op_data->op_mode);
+ req_capsule_set_size(&req->rq_pill, &RMF_ACL, RCL_SERVER, acl_bufsize);
+ ptlrpc_request_set_replen(req);
- rc = mdc_getattr_common(exp, req);
- if (rc)
- ptlrpc_req_finished(req);
- else
- *request = req;
- RETURN(rc);
+ rc = mdc_getattr_common(exp, req);
+ if (rc) {
+ if (rc == -ERANGE) {
+ acl_bufsize = MIN(imp->imp_connect_data.ocd_max_easize,
+ XATTR_SIZE_MAX);
+ mdc_reset_acl_req(req);
+ goto again;
+ }
+
+ ptlrpc_req_finished(req);
+ } else {
+ *request = req;
+ }
+
+ RETURN(rc);
}
static int mdc_xattr_common(struct obd_export *exp,const struct req_format *fmt,
if (req == NULL)
RETURN(-ENOMEM);
- if (xattr_name) {
- xattr_namelen = strlen(xattr_name) + 1;
- req_capsule_set_size(&req->rq_pill, &RMF_NAME, RCL_CLIENT,
- xattr_namelen);
- }
- if (input_size) {
- LASSERT(input);
- req_capsule_set_size(&req->rq_pill, &RMF_EADATA, RCL_CLIENT,
- input_size);
- }
+ if (xattr_name) {
+ xattr_namelen = strlen(xattr_name) + 1;
+ req_capsule_set_size(&req->rq_pill, &RMF_NAME, RCL_CLIENT,
+ xattr_namelen);
+ }
+ if (input_size)
+ LASSERT(input);
+ req_capsule_set_size(&req->rq_pill, &RMF_EADATA, RCL_CLIENT,
+ input_size);
+
+ /* get SELinux policy info if any */
+ rc = sptlrpc_get_sepol(req);
+ if (rc < 0) {
+ ptlrpc_request_free(req);
+ RETURN(rc);
+ }
+ req_capsule_set_size(&req->rq_pill, &RMF_SELINUX_POL, RCL_CLIENT,
+ strlen(req->rq_sepol) ?
+ strlen(req->rq_sepol) + 1 : 0);
/* Flush local XATTR locks to get rid of a possible cancel RPC */
if (opcode == MDS_REINT && fid_is_sane(fid) &&
}
}
- if (opcode == MDS_REINT) {
- struct mdt_rec_setxattr *rec;
+ if (opcode == MDS_REINT) {
+ struct mdt_rec_setxattr *rec;
- CLASSERT(sizeof(struct mdt_rec_setxattr) ==
- sizeof(struct mdt_rec_reint));
+ CLASSERT(sizeof(struct mdt_rec_setxattr) ==
+ sizeof(struct mdt_rec_reint));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
rec->sx_opcode = REINT_SETXATTR;
rec->sx_fsuid = from_kuid(&init_user_ns, current_fsuid());
memcpy(tmp, input, input_size);
}
+ mdc_file_sepol_pack(req);
+
if (req_capsule_has_field(&req->rq_pill, &RMF_EADATA, RCL_SERVER))
req_capsule_set_size(&req->rq_pill, &RMF_EADATA,
RCL_SERVER, output_size);
if (opcode == MDS_REINT)
mdc_put_mod_rpc_slot(req, NULL);
- /* For XATTR_LUSTRE_LOV.add, we'd save the LOVEA for replay. */
- if (opcode == MDS_REINT && rc == 0) {
- struct mdt_body *body;
- struct req_capsule *pill = &req->rq_pill;
-
- body = req_capsule_server_get(pill, &RMF_MDT_BODY);
- if (body == NULL)
- GOTO(out, rc = -EPROTO);
-
- if (body->mbo_valid & OBD_MD_FLEASIZE) {
- void *eadata, *lmm;
-
- eadata = req_capsule_server_sized_get(pill, &RMF_MDT_MD,
- body->mbo_eadatasize);
- if (eadata == NULL)
- GOTO(out, rc = -EPROTO);
-
- if (req_capsule_get_size(pill, &RMF_EADATA,
- RCL_CLIENT) <
- body->mbo_eadatasize) {
- rc = sptlrpc_cli_enlarge_reqbuf(req, 4,
- body->mbo_eadatasize);
- if (rc)
- GOTO(out, rc = -ENOMEM);
- } else {
- req_capsule_shrink(pill, &RMF_EADATA,
- body->mbo_eadatasize,
- RCL_CLIENT);
- }
-
- req_capsule_set_size(pill, &RMF_EADATA, RCL_CLIENT,
- body->mbo_eadatasize);
-
- lmm = req_capsule_client_get(pill, &RMF_EADATA);
- if (lmm)
- memcpy(lmm, eadata, body->mbo_eadatasize);
- }
- }
-out:
if (rc)
ptlrpc_req_finished(req);
else
}
static int mdc_setxattr(struct obd_export *exp, const struct lu_fid *fid,
- u64 valid, const char *xattr_name,
- const char *input, int input_size, int output_size,
- int flags, __u32 suppgid,
- struct ptlrpc_request **request)
+ u64 obd_md_valid, const char *name,
+ const void *value, size_t value_size,
+ unsigned int xattr_flags, u32 suppgid,
+ struct ptlrpc_request **req)
{
+ LASSERT(obd_md_valid == OBD_MD_FLXATTR ||
+ obd_md_valid == OBD_MD_FLXATTRRM);
+
return mdc_xattr_common(exp, &RQF_MDS_REINT_SETXATTR,
- fid, MDS_REINT, valid, xattr_name,
- input, input_size, output_size, flags,
- suppgid, request);
+ fid, MDS_REINT, obd_md_valid, name,
+ value, value_size, 0, xattr_flags, suppgid,
+ req);
}
static int mdc_getxattr(struct obd_export *exp, const struct lu_fid *fid,
- u64 valid, const char *xattr_name,
- const char *input, int input_size, int output_size,
- int flags, struct ptlrpc_request **request)
+ u64 obd_md_valid, const char *name, size_t buf_size,
+ struct ptlrpc_request **req)
{
- return mdc_xattr_common(exp, &RQF_MDS_GETXATTR,
- fid, MDS_GETXATTR, valid, xattr_name,
- input, input_size, output_size, flags,
- -1, request);
+ struct mdt_body *body;
+ int rc;
+
+ LASSERT(obd_md_valid == OBD_MD_FLXATTR ||
+ obd_md_valid == OBD_MD_FLXATTRLS);
+
+ CDEBUG(D_INFO, "%s: get xattr '%s' for "DFID"\n",
+ exp->exp_obd->obd_name, name, PFID(fid));
+ rc = mdc_xattr_common(exp, &RQF_MDS_GETXATTR, fid, MDS_GETXATTR,
+ obd_md_valid, name, NULL, 0, buf_size, 0, -1,
+ req);
+ if (rc < 0)
+ GOTO(out, rc);
+
+ body = req_capsule_server_get(&(*req)->rq_pill, &RMF_MDT_BODY);
+ if (body == NULL)
+ GOTO(out, rc = -EPROTO);
+
+ /* only detect the xattr size */
+ if (buf_size == 0) {
+ /* LU-11109: Older MDTs do not distinguish
+ * between nonexistent xattrs and zero length
+ * values in this case. Newer MDTs will return
+ * -ENODATA or set OBD_MD_FLXATTR. */
+ GOTO(out, rc = body->mbo_eadatasize);
+ }
+
+ if (body->mbo_eadatasize == 0) {
+ /* LU-11109: Newer MDTs set OBD_MD_FLXATTR on
+ * success so that we can distinguish between
+ * zero length value and nonexistent xattr.
+ *
+ * If OBD_MD_FLXATTR is not set then we keep
+ * the old behavior and return -ENODATA for
+ * getxattr() when mbo_eadatasize is 0. But
+ * -ENODATA only makes sense for getxattr()
+ * and not for listxattr(). */
+ if (body->mbo_valid & OBD_MD_FLXATTR)
+ GOTO(out, rc = 0);
+ else if (obd_md_valid == OBD_MD_FLXATTR)
+ GOTO(out, rc = -ENODATA);
+ else
+ GOTO(out, rc = 0);
+ }
+
+ GOTO(out, rc = body->mbo_eadatasize);
+out:
+ if (rc < 0) {
+ ptlrpc_req_finished(*req);
+ *req = NULL;
+ }
+
+ return rc;
}
#ifdef CONFIG_FS_POSIX_ACL
GOTO(out, rc = -EPROTO);
}
- lmv_size = md->body->mbo_eadatasize;
- if (lmv_size == 0) {
- CDEBUG(D_INFO, "OBD_MD_FLDIREA is set, "
- "but eadatasize 0\n");
- RETURN(-EPROTO);
- }
-
if (md->body->mbo_valid & OBD_MD_MEA) {
+ lmv_size = md->body->mbo_eadatasize;
+ if (lmv_size == 0) {
+ CDEBUG(D_INFO, "OBD_MD_FLDIREA is set, "
+ "but eadatasize 0\n");
+ RETURN(-EPROTO);
+ }
+
lmv = req_capsule_server_sized_get(pill, &RMF_MDT_MD,
lmv_size);
if (lmv == NULL)
if (rc < 0)
GOTO(out, rc);
- if (rc < (typeof(rc))sizeof(*md->lmv)) {
- CDEBUG(D_INFO, "size too small: "
- "rc < sizeof(*md->lmv) (%d < %d)\n",
- rc, (int)sizeof(*md->lmv));
+ if (rc < (int)sizeof(*md->lmv)) {
+ struct lmv_foreign_md *lfm = md->lfm;
+
+ /* short (< sizeof(struct lmv_stripe_md))
+ * foreign LMV case
+ */
+ if (lfm->lfm_magic != LMV_MAGIC_FOREIGN) {
+ CDEBUG(D_INFO,
+ "lmv size too small: %d < %d\n",
+ rc, (int)sizeof(*md->lmv));
+ GOTO(out, rc = -EPROTO);
+ }
+ }
+ }
+
+ /* since 2.12.58 intent_getattr fetches default LMV */
+ if (md->body->mbo_valid & OBD_MD_DEFAULT_MEA) {
+ lmv_size = sizeof(struct lmv_user_md);
+ lmv = req_capsule_server_sized_get(pill,
+ &RMF_DEFAULT_MDT_MD,
+ lmv_size);
+ if (!lmv)
+ GOTO(out, rc = -EPROTO);
+
+ rc = md_unpackmd(md_exp, &md->default_lmv, lmv,
+ lmv_size);
+ if (rc < 0)
+ GOTO(out, rc);
+
+ if (rc < (int)sizeof(*md->default_lmv)) {
+ CDEBUG(D_INFO,
+ "default lmv size too small: %d < %d\n",
+ rc, (int)sizeof(*md->default_lmv));
GOTO(out, rc = -EPROTO);
}
}
- }
+ }
rc = 0;
if (md->body->mbo_valid & OBD_MD_FLACL) {
void mdc_replay_open(struct ptlrpc_request *req)
{
- struct md_open_data *mod = req->rq_cb_data;
- struct ptlrpc_request *close_req;
- struct obd_client_handle *och;
- struct lustre_handle old;
- struct mdt_body *body;
- ENTRY;
+ struct md_open_data *mod = req->rq_cb_data;
+ struct ptlrpc_request *close_req;
+ struct obd_client_handle *och;
+ struct lustre_handle old_open_handle = { };
+ struct mdt_body *body;
+ ENTRY;
- if (mod == NULL) {
- DEBUG_REQ(D_ERROR, req,
- "Can't properly replay without open data.");
- EXIT;
- return;
- }
+ if (mod == NULL) {
+ DEBUG_REQ(D_ERROR, req,
+ "Can't properly replay without open data.");
+ EXIT;
+ return;
+ }
- body = req_capsule_server_get(&req->rq_pill, &RMF_MDT_BODY);
- LASSERT(body != NULL);
+ body = req_capsule_server_get(&req->rq_pill, &RMF_MDT_BODY);
+ LASSERT(body != NULL);
- och = mod->mod_och;
- if (och != NULL) {
- struct lustre_handle *file_fh;
+ spin_lock(&req->rq_lock);
+ och = mod->mod_och;
+ if (och && och->och_open_handle.cookie)
+ req->rq_early_free_repbuf = 1;
+ else
+ req->rq_early_free_repbuf = 0;
+ spin_unlock(&req->rq_lock);
+
+ if (req->rq_early_free_repbuf) {
+ struct lustre_handle *file_open_handle;
- LASSERT(och->och_magic == OBD_CLIENT_HANDLE_MAGIC);
+ LASSERT(och->och_magic == OBD_CLIENT_HANDLE_MAGIC);
- file_fh = &och->och_fh;
+ file_open_handle = &och->och_open_handle;
CDEBUG(D_HA, "updating handle from %#llx to %#llx\n",
- file_fh->cookie, body->mbo_handle.cookie);
- old = *file_fh;
- *file_fh = body->mbo_handle;
- }
- close_req = mod->mod_close_req;
- if (close_req != NULL) {
- __u32 opc = lustre_msg_get_opc(close_req->rq_reqmsg);
- struct mdt_ioepoch *epoch;
+ file_open_handle->cookie, body->mbo_open_handle.cookie);
+ old_open_handle = *file_open_handle;
+ *file_open_handle = body->mbo_open_handle;
+ }
+
+ close_req = mod->mod_close_req;
+ if (close_req) {
+ __u32 opc = lustre_msg_get_opc(close_req->rq_reqmsg);
+ struct mdt_ioepoch *epoch;
LASSERT(opc == MDS_CLOSE);
epoch = req_capsule_client_get(&close_req->rq_pill,
&RMF_MDT_EPOCH);
LASSERT(epoch);
- if (och != NULL)
- LASSERT(!memcmp(&old, &epoch->mio_handle, sizeof(old)));
+ if (req->rq_early_free_repbuf)
+ LASSERT(old_open_handle.cookie ==
+ epoch->mio_open_handle.cookie);
DEBUG_REQ(D_HA, close_req, "updating close body with new fh");
- epoch->mio_handle = body->mbo_handle;
+ epoch->mio_open_handle = body->mbo_open_handle;
}
EXIT;
}
mod->mod_open_req = open_req;
open_req->rq_cb_data = mod;
open_req->rq_commit_cb = mdc_commit_open;
+ open_req->rq_early_free_repbuf = 1;
spin_unlock(&open_req->rq_lock);
- }
+ }
rec->cr_fid2 = body->mbo_fid1;
- rec->cr_ioepoch = body->mbo_ioepoch;
- rec->cr_old_handle.cookie = body->mbo_handle.cookie;
+ rec->cr_open_handle_old = body->mbo_open_handle;
open_req->rq_replay_cb = mdc_replay_open;
if (!fid_is_sane(&body->mbo_fid1)) {
- DEBUG_REQ(D_ERROR, open_req, "Saving replay request with "
- "insane fid");
- LBUG();
- }
+ DEBUG_REQ(D_ERROR, open_req,
+ "saving replay request with insane FID " DFID,
+ PFID(&body->mbo_fid1));
+ LBUG();
+ }
- DEBUG_REQ(D_RPCTRACE, open_req, "Set up open replay data");
- RETURN(0);
+ DEBUG_REQ(D_RPCTRACE, open_req, "Set up open replay data");
+ RETURN(0);
}
static void mdc_free_open(struct md_open_data *mod)
if (mod == NULL)
RETURN(0);
- LASSERT(mod != LP_POISON);
+ LASSERT(mod != LP_POISON);
LASSERT(mod->mod_open_req != NULL);
+
+ spin_lock(&mod->mod_open_req->rq_lock);
+ if (mod->mod_och)
+ mod->mod_och->och_open_handle.cookie = 0;
+ mod->mod_open_req->rq_early_free_repbuf = 0;
+ spin_unlock(&mod->mod_open_req->rq_lock);
mdc_free_open(mod);
mod->mod_och = NULL;
struct obd_device *obd = class_exp2obd(exp);
struct ptlrpc_request *req;
struct req_format *req_fmt;
+ size_t u32_count = 0;
int rc;
int saved_rc = 0;
ENTRY;
- if (op_data->op_bias & MDS_HSM_RELEASE) {
- req_fmt = &RQF_MDS_INTENT_CLOSE;
+ CDEBUG(D_INODE, "%s: "DFID" file closed with intent: %x\n",
+ exp->exp_obd->obd_name, PFID(&op_data->op_fid1),
+ op_data->op_bias);
+
+ if (op_data->op_bias & MDS_CLOSE_INTENT) {
+ req_fmt = &RQF_MDS_CLOSE_INTENT;
+ if (op_data->op_bias & MDS_HSM_RELEASE) {
+ /* allocate a FID for volatile file */
+ rc = mdc_fid_alloc(NULL, exp, &op_data->op_fid2,
+ op_data);
+ if (rc < 0) {
+ CERROR("%s: "DFID" allocating FID: rc = %d\n",
+ obd->obd_name, PFID(&op_data->op_fid1),
+ rc);
+ /* save the errcode and proceed to close */
+ saved_rc = rc;
+ }
+ }
+ if (op_data->op_bias & MDS_CLOSE_RESYNC_DONE) {
+ size_t count = op_data->op_data_size / sizeof(__u32);
- /* allocate a FID for volatile file */
- rc = mdc_fid_alloc(NULL, exp, &op_data->op_fid2, op_data);
- if (rc < 0) {
- CERROR("%s: "DFID" failed to allocate FID: %d\n",
- obd->obd_name, PFID(&op_data->op_fid1), rc);
- /* save the errcode and proceed to close */
- saved_rc = rc;
+ if (count > INLINE_RESYNC_ARRAY_SIZE)
+ u32_count = count;
}
- } else if (op_data->op_bias & MDS_CLOSE_LAYOUT_SWAP) {
- req_fmt = &RQF_MDS_INTENT_CLOSE;
} else {
req_fmt = &RQF_MDS_CLOSE;
}
mod->mod_close_req = req;
- DEBUG_REQ(D_HA, mod->mod_open_req, "matched open");
+ DEBUG_REQ(D_RPCTRACE, mod->mod_open_req, "matched open");
/* We no longer want to preserve this open for replay even
* though the open was committed. b=3632, b=3633 */
spin_lock(&mod->mod_open_req->rq_lock);
GOTO(out, rc = -ENOMEM);
}
+ if (u32_count > 0)
+ req_capsule_set_size(&req->rq_pill, &RMF_U32, RCL_CLIENT,
+ u32_count * sizeof(__u32));
+
rc = ptlrpc_request_pack(req, LUSTRE_MDS_VERSION, MDS_CLOSE);
if (rc) {
ptlrpc_request_free(req);
req->rq_request_portal = MDS_READPAGE_PORTAL;
ptlrpc_at_set_req_timeout(req);
+ if (!(exp_connect_flags2(exp) & OBD_CONNECT2_LSOM))
+ op_data->op_xvalid &= ~(OP_XVALID_LAZYSIZE |
+ OP_XVALID_LAZYBLOCKS);
mdc_close_pack(req, op_data);
MDS_BULK_PORTAL,
&ptlrpc_bulk_kiov_pin_ops);
if (desc == NULL) {
- ptlrpc_request_free(req);
+ ptlrpc_req_finished(req);
RETURN(-ENOMEM);
}
if (remove) {
lock_page(page);
if (likely(page->mapping != NULL))
- truncate_complete_page(page->mapping, page);
+ delete_from_page_cache(page);
unlock_page(page);
}
put_page(page);
struct page *page;
int found;
- spin_lock_irq(&mapping->tree_lock);
+ xa_lock_irq(&mapping->i_pages);
found = radix_tree_gang_lookup(&mapping->page_tree,
(void **)&page, offset, 1);
if (found > 0 && !radix_tree_exceptional_entry(page)) {
struct lu_dirpage *dp;
get_page(page);
- spin_unlock_irq(&mapping->tree_lock);
+ xa_unlock_irq(&mapping->i_pages);
/*
* In contrast to find_lock_page() we are sure that directory
* page cannot be truncated (while DLM lock is held) and,
page = ERR_PTR(-EIO);
}
} else {
- spin_unlock_irq(&mapping->tree_lock);
+ xa_unlock_irq(&mapping->i_pages);
page = NULL;
}
return page;
int i;
for (i = 0; i < cfs_pgs; i++) {
- struct lu_dirpage *dp = kmap(pages[i]);
- struct lu_dirpage *first = dp;
- struct lu_dirent *end_dirent = NULL;
- struct lu_dirent *ent;
- __u64 hash_end = le64_to_cpu(dp->ldp_hash_end);
- __u32 flags = le32_to_cpu(dp->ldp_flags);
+ struct lu_dirpage *dp = kmap(pages[i]);
+ struct lu_dirpage *first = dp;
+ struct lu_dirent *end_dirent = NULL;
+ struct lu_dirent *ent;
+ __u64 hash_end = dp->ldp_hash_end;
+ __u32 flags = dp->ldp_flags;
while (--lu_pgs > 0) {
ent = lu_dirent_start(dp);
break;
/* Save the hash and flags of this lu_dirpage. */
- hash_end = le64_to_cpu(dp->ldp_hash_end);
- flags = le32_to_cpu(dp->ldp_flags);
+ hash_end = dp->ldp_hash_end;
+ flags = dp->ldp_flags;
/* Check if lu_dirpage contains no entries. */
if (end_dirent == NULL)
struct md_callback *rp_cb;
};
-#ifndef HAVE_DELETE_FROM_PAGE_CACHE
-static inline void delete_from_page_cache(struct page *page)
-{
- remove_from_page_cache(page);
- put_page(page);
-}
-#endif
-
/**
* Read pages from server.
*
**/
static int mdc_read_page_remote(void *data, struct page *page0)
{
- struct readpage_param *rp = data;
- struct page **page_pool;
- struct page *page;
- struct lu_dirpage *dp;
- int rd_pgs = 0; /* number of pages read actually */
- int npages;
- struct md_op_data *op_data = rp->rp_mod;
- struct ptlrpc_request *req;
- int max_pages = op_data->op_max_pages;
- struct inode *inode;
- struct lu_fid *fid;
- int i;
- int rc;
+ struct readpage_param *rp = data;
+ struct page **page_pool;
+ struct page *page;
+ struct lu_dirpage *dp;
+ struct md_op_data *op_data = rp->rp_mod;
+ struct ptlrpc_request *req;
+ int max_pages;
+ struct inode *inode;
+ struct lu_fid *fid;
+ int rd_pgs = 0; /* number of pages actually read */
+ int npages;
+ int i;
+ int rc;
ENTRY;
- LASSERT(max_pages > 0 && max_pages <= PTLRPC_MAX_BRW_PAGES);
+ max_pages = rp->rp_exp->exp_obd->u.cli.cl_max_pages_per_rpc;
inode = op_data->op_data;
fid = &op_data->op_fid1;
LASSERT(inode != NULL);
}
for (npages = 1; npages < max_pages; npages++) {
- page = page_cache_alloc_cold(inode->i_mapping);
+ page = __page_cache_alloc(mapping_gfp_mask(inode->i_mapping)
+ | __GFP_COLD);
if (page == NULL)
break;
page_pool[npages] = page;
} else {
int lu_pgs;
- rd_pgs = (req->rq_bulk->bd_nob_transferred +
- PAGE_SIZE - 1) >> PAGE_SHIFT;
- lu_pgs = req->rq_bulk->bd_nob_transferred >>
- LU_PAGE_SHIFT;
+ rd_pgs = (req->rq_bulk->bd_nob_transferred + PAGE_SIZE - 1) >>
+ PAGE_SHIFT;
+ lu_pgs = req->rq_bulk->bd_nob_transferred >> LU_PAGE_SHIFT;
LASSERT(!(req->rq_bulk->bd_nob_transferred & ~LU_PAGE_MASK));
CDEBUG(D_INODE, "read %d(%d) pages\n", rd_pgs, lu_pgs);
goto out_unlock;
}
+static int mdc_statfs_interpret(const struct lu_env *env,
+ struct ptlrpc_request *req, void *args, int rc)
+{
+ struct obd_info *oinfo = args;
+ struct obd_statfs *osfs;
+
+ if (!rc) {
+ osfs = req_capsule_server_get(&req->rq_pill, &RMF_OBD_STATFS);
+ if (!osfs)
+ return -EPROTO;
+
+ oinfo->oi_osfs = osfs;
+
+ CDEBUG(D_CACHE, "blocks=%llu free=%llu avail=%llu "
+ "objects=%llu free=%llu state=%x\n",
+ osfs->os_blocks, osfs->os_bfree, osfs->os_bavail,
+ osfs->os_files, osfs->os_ffree, osfs->os_state);
+ }
+
+ oinfo->oi_cb_up(oinfo, rc);
+
+ return rc;
+}
+
+static int mdc_statfs_async(struct obd_export *exp,
+ struct obd_info *oinfo, time64_t max_age,
+ struct ptlrpc_request_set *unused)
+{
+ struct ptlrpc_request *req;
+ struct obd_info *aa;
+
+ req = ptlrpc_request_alloc_pack(class_exp2cliimp(exp), &RQF_MDS_STATFS,
+ LUSTRE_MDS_VERSION, MDS_STATFS);
+ if (req == NULL)
+ return -ENOMEM;
+
+ ptlrpc_request_set_replen(req);
+ req->rq_interpret_reply = mdc_statfs_interpret;
+
+ aa = ptlrpc_req_async_args(aa, req);
+ *aa = *oinfo;
+
+ ptlrpcd_add_req(req);
+
+ return 0;
+}
static int mdc_statfs(const struct lu_env *env,
struct obd_export *exp, struct obd_statfs *osfs,
- __u64 max_age, __u32 flags)
+ time64_t max_age, __u32 flags)
{
- struct obd_device *obd = class_exp2obd(exp);
- struct ptlrpc_request *req;
- struct obd_statfs *msfs;
- struct obd_import *imp = NULL;
- int rc;
- ENTRY;
+ struct obd_device *obd = class_exp2obd(exp);
+ struct req_format *fmt;
+ struct ptlrpc_request *req;
+ struct obd_statfs *msfs;
+ struct obd_import *imp = NULL;
+ int rc;
+ ENTRY;
/*
* Since the request might also come from lprocfs, so we need
* sync this with client_disconnect_export Bug15684
*/
down_read(&obd->u.cli.cl_sem);
- if (obd->u.cli.cl_import)
- imp = class_import_get(obd->u.cli.cl_import);
+ if (obd->u.cli.cl_import)
+ imp = class_import_get(obd->u.cli.cl_import);
up_read(&obd->u.cli.cl_sem);
- if (!imp)
- RETURN(-ENODEV);
+ if (!imp)
+ RETURN(-ENODEV);
+
+ fmt = &RQF_MDS_STATFS;
+ if ((exp_connect_flags2(exp) & OBD_CONNECT2_SUM_STATFS) &&
+ (flags & OBD_STATFS_SUM))
+ fmt = &RQF_MDS_STATFS_NEW;
+ req = ptlrpc_request_alloc_pack(imp, fmt, LUSTRE_MDS_VERSION,
+ MDS_STATFS);
+ if (req == NULL)
+ GOTO(output, rc = -ENOMEM);
- req = ptlrpc_request_alloc_pack(imp, &RQF_MDS_STATFS,
- LUSTRE_MDS_VERSION, MDS_STATFS);
- if (req == NULL)
- GOTO(output, rc = -ENOMEM);
+ if ((flags & OBD_STATFS_SUM) &&
+ (exp_connect_flags2(exp) & OBD_CONNECT2_SUM_STATFS)) {
+ /* request aggregated states */
+ struct mdt_body *body;
+
+ body = req_capsule_client_get(&req->rq_pill, &RMF_MDT_BODY);
+ if (body == NULL)
+ GOTO(out, rc = -EPROTO);
+ body->mbo_valid = OBD_MD_FLAGSTATFS;
+ }
ptlrpc_request_set_replen(req);
ptlrpc_req_finished(req);
return rc;
}
-
-static int mdc_ioc_hsm_ct_register(struct obd_import *imp, __u32 archives)
+/**
+ * Send hsm_ct_register to MDS
+ *
+ * \param[in] imp import
+ * \param[in] archive_count if in bitmap format, it is the bitmap,
+ * else it is the count of archive_ids
+ * \param[in] archives if in bitmap format, it is NULL,
+ * else it is archive_id lists
+ */
+static int mdc_ioc_hsm_ct_register(struct obd_import *imp, __u32 archive_count,
+ __u32 *archives)
{
- __u32 *archive_mask;
- struct ptlrpc_request *req;
- int rc;
+ struct ptlrpc_request *req;
+ __u32 *archive_array;
+ size_t archives_size;
+ int rc;
ENTRY;
- req = ptlrpc_request_alloc_pack(imp, &RQF_MDS_HSM_CT_REGISTER,
- LUSTRE_MDS_VERSION,
- MDS_HSM_CT_REGISTER);
+ req = ptlrpc_request_alloc(imp, &RQF_MDS_HSM_CT_REGISTER);
if (req == NULL)
- GOTO(out, rc = -ENOMEM);
+ RETURN(-ENOMEM);
+
+ if (archives != NULL)
+ archives_size = sizeof(*archive_array) * archive_count;
+ else
+ archives_size = sizeof(archive_count);
+
+ req_capsule_set_size(&req->rq_pill, &RMF_MDS_HSM_ARCHIVE,
+ RCL_CLIENT, archives_size);
+
+ rc = ptlrpc_request_pack(req, LUSTRE_MDS_VERSION, MDS_HSM_CT_REGISTER);
+ if (rc) {
+ ptlrpc_request_free(req);
+ RETURN(-ENOMEM);
+ }
mdc_pack_body(req, NULL, 0, 0, -1, 0);
- /* Copy hsm_progress struct */
- archive_mask = req_capsule_client_get(&req->rq_pill,
- &RMF_MDS_HSM_ARCHIVE);
- if (archive_mask == NULL)
+ archive_array = req_capsule_client_get(&req->rq_pill,
+ &RMF_MDS_HSM_ARCHIVE);
+ if (archive_array == NULL)
GOTO(out, rc = -EPROTO);
- *archive_mask = archives;
+ if (archives != NULL)
+ memcpy(archive_array, archives, archives_size);
+ else
+ *archive_array = archive_count;
ptlrpc_request_set_replen(req);
return rc;
}
-static struct kuc_hdr *changelog_kuc_hdr(char *buf, size_t len, __u32 flags)
-{
- struct kuc_hdr *lh = (struct kuc_hdr *)buf;
-
- LASSERT(len <= KUC_CHANGELOG_MSG_MAXSIZE);
-
- lh->kuc_magic = KUC_MAGIC;
- lh->kuc_transport = KUC_TRANSPORT_CHANGELOG;
- lh->kuc_flags = flags;
- lh->kuc_msgtype = CL_RECORD;
- lh->kuc_msglen = len;
- return lh;
-}
-
-struct changelog_show {
- __u64 cs_startrec;
- enum changelog_send_flag cs_flags;
- struct file *cs_fp;
- char *cs_buf;
- struct obd_device *cs_obd;
-};
-
-static inline char *cs_obd_name(struct changelog_show *cs)
-{
- return cs->cs_obd->obd_name;
-}
-
-static int changelog_kkuc_cb(const struct lu_env *env, struct llog_handle *llh,
- struct llog_rec_hdr *hdr, void *data)
-{
- struct changelog_show *cs = data;
- struct llog_changelog_rec *rec = (struct llog_changelog_rec *)hdr;
- struct kuc_hdr *lh;
- size_t len;
- int rc;
- ENTRY;
-
- if (rec->cr_hdr.lrh_type != CHANGELOG_REC) {
- rc = -EINVAL;
- CERROR("%s: not a changelog rec %x/%d: rc = %d\n",
- cs_obd_name(cs), rec->cr_hdr.lrh_type,
- rec->cr.cr_type, rc);
- RETURN(rc);
- }
-
- if (rec->cr.cr_index < cs->cs_startrec) {
- /* Skip entries earlier than what we are interested in */
- CDEBUG(D_HSM, "rec=%llu start=%llu\n",
- rec->cr.cr_index, cs->cs_startrec);
- RETURN(0);
- }
-
- CDEBUG(D_HSM, "%llu %02d%-5s %llu 0x%x t="DFID" p="DFID" %.*s\n",
- rec->cr.cr_index, rec->cr.cr_type,
- changelog_type2str(rec->cr.cr_type), rec->cr.cr_time,
- rec->cr.cr_flags & CLF_FLAGMASK,
- PFID(&rec->cr.cr_tfid), PFID(&rec->cr.cr_pfid),
- rec->cr.cr_namelen, changelog_rec_name(&rec->cr));
-
- len = sizeof(*lh) + changelog_rec_size(&rec->cr) + rec->cr.cr_namelen;
-
- /* Set up the message */
- lh = changelog_kuc_hdr(cs->cs_buf, len, cs->cs_flags);
- memcpy(lh + 1, &rec->cr, len - sizeof(*lh));
-
- rc = libcfs_kkuc_msg_put(cs->cs_fp, lh);
- CDEBUG(D_HSM, "kucmsg fp %p len %zu rc %d\n", cs->cs_fp, len, rc);
-
- RETURN(rc);
-}
-
-static int mdc_changelog_send_thread(void *csdata)
-{
- struct changelog_show *cs = csdata;
- struct llog_ctxt *ctxt = NULL;
- struct llog_handle *llh = NULL;
- struct kuc_hdr *kuch;
- enum llog_flag flags = LLOG_F_IS_CAT;
- int rc;
-
- CDEBUG(D_HSM, "changelog to fp=%p start %llu\n",
- cs->cs_fp, cs->cs_startrec);
-
- OBD_ALLOC(cs->cs_buf, KUC_CHANGELOG_MSG_MAXSIZE);
- if (cs->cs_buf == NULL)
- GOTO(out, rc = -ENOMEM);
-
- /* Set up the remote catalog handle */
- ctxt = llog_get_context(cs->cs_obd, LLOG_CHANGELOG_REPL_CTXT);
- if (ctxt == NULL)
- GOTO(out, rc = -ENOENT);
- rc = llog_open(NULL, ctxt, &llh, NULL, CHANGELOG_CATALOG,
- LLOG_OPEN_EXISTS);
- if (rc) {
- CERROR("%s: fail to open changelog catalog: rc = %d\n",
- cs_obd_name(cs), rc);
- GOTO(out, rc);
- }
-
- if (cs->cs_flags & CHANGELOG_FLAG_JOBID)
- flags |= LLOG_F_EXT_JOBID;
-
- rc = llog_init_handle(NULL, llh, flags, NULL);
- if (rc) {
- CERROR("llog_init_handle failed %d\n", rc);
- GOTO(out, rc);
- }
-
- rc = llog_cat_process(NULL, llh, changelog_kkuc_cb, cs, 0, 0);
-
- /* Send EOF no matter what our result */
- kuch = changelog_kuc_hdr(cs->cs_buf, sizeof(*kuch), cs->cs_flags);
- kuch->kuc_msgtype = CL_EOF;
- libcfs_kkuc_msg_put(cs->cs_fp, kuch);
-
-out:
- fput(cs->cs_fp);
- if (llh)
- llog_cat_close(NULL, llh);
- if (ctxt)
- llog_ctxt_put(ctxt);
- if (cs->cs_buf)
- OBD_FREE(cs->cs_buf, KUC_CHANGELOG_MSG_MAXSIZE);
- OBD_FREE_PTR(cs);
- return rc;
-}
-
-static int mdc_ioc_changelog_send(struct obd_device *obd,
- struct ioc_changelog *icc)
-{
- struct changelog_show *cs;
- struct task_struct *task;
- int rc;
-
- /* Freed in mdc_changelog_send_thread */
- OBD_ALLOC_PTR(cs);
- if (!cs)
- return -ENOMEM;
-
- cs->cs_obd = obd;
- cs->cs_startrec = icc->icc_recno;
- /* matching fput in mdc_changelog_send_thread */
- cs->cs_fp = fget(icc->icc_id);
- cs->cs_flags = icc->icc_flags;
-
- /*
- * New thread because we should return to user app before
- * writing into our pipe
- */
- task = kthread_run(mdc_changelog_send_thread, cs,
- "mdc_clg_send_thread");
- if (IS_ERR(task)) {
- rc = PTR_ERR(task);
- CERROR("%s: cannot start changelog thread: rc = %d\n",
- cs_obd_name(cs), rc);
- OBD_FREE_PTR(cs);
- } else {
- rc = 0;
- CDEBUG(D_HSM, "%s: started changelog thread\n",
- cs_obd_name(cs));
- }
-
- return rc;
-}
-
static int mdc_ioc_hsm_ct_start(struct obd_export *exp,
struct lustre_kernelcomm *lk);
static int mdc_quotactl(struct obd_device *unused, struct obd_export *exp,
struct obd_quotactl *oqctl)
{
- struct ptlrpc_request *req;
- struct obd_quotactl *oqc;
- int rc;
- ENTRY;
+ struct ptlrpc_request *req;
+ struct obd_quotactl *oqc;
+ int rc;
+ ENTRY;
- req = ptlrpc_request_alloc_pack(class_exp2cliimp(exp),
- &RQF_MDS_QUOTACTL, LUSTRE_MDS_VERSION,
- MDS_QUOTACTL);
- if (req == NULL)
- RETURN(-ENOMEM);
+ req = ptlrpc_request_alloc_pack(class_exp2cliimp(exp),
+ &RQF_MDS_QUOTACTL, LUSTRE_MDS_VERSION,
+ MDS_QUOTACTL);
+ if (req == NULL)
+ RETURN(-ENOMEM);
- oqc = req_capsule_client_get(&req->rq_pill, &RMF_OBD_QUOTACTL);
- *oqc = *oqctl;
+ oqc = req_capsule_client_get(&req->rq_pill, &RMF_OBD_QUOTACTL);
+ *oqc = *oqctl;
- ptlrpc_request_set_replen(req);
- ptlrpc_at_set_req_timeout(req);
- req->rq_no_resend = 1;
+ ptlrpc_request_set_replen(req);
+ ptlrpc_at_set_req_timeout(req);
- rc = ptlrpc_queue_wait(req);
- if (rc)
- CERROR("ptlrpc_queue_wait failed, rc: %d\n", rc);
-
- if (req->rq_repmsg &&
- (oqc = req_capsule_server_get(&req->rq_pill, &RMF_OBD_QUOTACTL))) {
- *oqctl = *oqc;
- } else if (!rc) {
- CERROR ("Can't unpack obd_quotactl\n");
- rc = -EPROTO;
- }
- ptlrpc_req_finished(req);
+ rc = ptlrpc_queue_wait(req);
+ if (rc)
+ CERROR("ptlrpc_queue_wait failed, rc: %d\n", rc);
+
+ if (req->rq_repmsg &&
+ (oqc = req_capsule_server_get(&req->rq_pill, &RMF_OBD_QUOTACTL))) {
+ *oqctl = *oqc;
+ } else if (!rc) {
+ CERROR ("Can't unpack obd_quotactl\n");
+ rc = -EPROTO;
+ }
+ ptlrpc_req_finished(req);
- RETURN(rc);
+ RETURN(rc);
}
static int mdc_ioc_swap_layouts(struct obd_export *exp,
static int mdc_iocontrol(unsigned int cmd, struct obd_export *exp, int len,
void *karg, void __user *uarg)
{
- struct obd_device *obd = exp->exp_obd;
- struct obd_ioctl_data *data = karg;
- struct obd_import *imp = obd->u.cli.cl_import;
- int rc;
- ENTRY;
+ struct obd_device *obd = exp->exp_obd;
+ struct obd_ioctl_data *data = karg;
+ struct obd_import *imp = obd->u.cli.cl_import;
+ int rc;
+ ENTRY;
if (!try_module_get(THIS_MODULE)) {
CERROR("%s: cannot get module '%s'\n", obd->obd_name,
module_name(THIS_MODULE));
return -EINVAL;
}
- switch (cmd) {
- case OBD_IOC_CHANGELOG_SEND:
- rc = mdc_ioc_changelog_send(obd, karg);
- GOTO(out, rc);
- case OBD_IOC_CHANGELOG_CLEAR: {
- struct ioc_changelog *icc = karg;
- struct changelog_setinfo cs =
- {.cs_recno = icc->icc_recno, .cs_id = icc->icc_id};
- rc = obd_set_info_async(NULL, exp, strlen(KEY_CHANGELOG_CLEAR),
- KEY_CHANGELOG_CLEAR, sizeof(cs), &cs,
- NULL);
- GOTO(out, rc);
- }
+ switch (cmd) {
case OBD_IOC_FID2PATH:
rc = mdc_ioc_fid2path(exp, karg);
GOTO(out, rc);
case LL_IOC_HSM_REQUEST:
rc = mdc_ioc_hsm_request(exp, karg);
GOTO(out, rc);
- case OBD_IOC_CLIENT_RECOVER:
- rc = ptlrpc_recover_import(imp, data->ioc_inlbuf1, 0);
- if (rc < 0)
- GOTO(out, rc);
- GOTO(out, rc = 0);
- case IOC_OSC_SET_ACTIVE:
- rc = ptlrpc_set_import_active(imp, data->ioc_offset);
- GOTO(out, rc);
- case OBD_IOC_PING_TARGET:
- rc = ptlrpc_obd_ping(obd);
- GOTO(out, rc);
- /*
- * Normally IOC_OBD_STATFS, OBD_IOC_QUOTACTL iocontrol are handled by
- * LMV instead of MDC. But when the cluster is upgraded from 1.8,
- * there'd be no LMV layer thus we might be called here. Eventually
- * this code should be removed.
- * bz20731, LU-592.
- */
- case IOC_OBD_STATFS: {
- struct obd_statfs stat_buf = {0};
+ case OBD_IOC_CLIENT_RECOVER:
+ rc = ptlrpc_recover_import(imp, data->ioc_inlbuf1, 0);
+ if (rc < 0)
+ GOTO(out, rc);
+ GOTO(out, rc = 0);
+ case IOC_OSC_SET_ACTIVE:
+ rc = ptlrpc_set_import_active(imp, data->ioc_offset);
+ GOTO(out, rc);
+ /*
+ * Normally IOC_OBD_STATFS, OBD_IOC_QUOTACTL iocontrol are handled by
+ * LMV instead of MDC. But when the cluster is upgraded from 1.8,
+ * there'd be no LMV layer thus we might be called here. Eventually
+ * this code should be removed.
+ * bz20731, LU-592.
+ */
+ case IOC_OBD_STATFS: {
+ struct obd_statfs stat_buf = {0};
- if (*((__u32 *) data->ioc_inlbuf2) != 0)
- GOTO(out, rc = -ENODEV);
+ if (*((__u32 *) data->ioc_inlbuf2) != 0)
+ GOTO(out, rc = -ENODEV);
- /* copy UUID */
+ /* copy UUID */
if (copy_to_user(data->ioc_pbuf2, obd2cli_tgt(obd),
min((int)data->ioc_plen2,
(int)sizeof(struct obd_uuid))))
GOTO(out, rc = -EFAULT);
rc = mdc_statfs(NULL, obd->obd_self_export, &stat_buf,
- cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
+ ktime_get_seconds() - OBD_STATFS_CACHE_SECONDS,
0);
if (rc != 0)
GOTO(out, rc);
if (copy_to_user(data->ioc_pbuf1, &stat_buf,
- min((int) data->ioc_plen1,
- (int) sizeof(stat_buf))))
- GOTO(out, rc = -EFAULT);
+ min((int) data->ioc_plen1,
+ (int) sizeof(stat_buf))))
+ GOTO(out, rc = -EFAULT);
- GOTO(out, rc = 0);
- }
+ GOTO(out, rc = 0);
+ }
case OBD_IOC_QUOTACTL: {
struct if_quotactl *qctl = karg;
struct obd_quotactl *oqctl;
static int mdc_ioc_hsm_ct_start(struct obd_export *exp,
struct lustre_kernelcomm *lk)
{
- struct obd_import *imp = class_exp2cliimp(exp);
- __u32 archive = lk->lk_data;
- int rc = 0;
+ struct obd_import *imp = class_exp2cliimp(exp);
+ int rc = 0;
if (lk->lk_group != KUC_GRP_HSM) {
CERROR("Bad copytool group %d\n", lk->lk_group);
/* Unregister with the coordinator */
rc = mdc_ioc_hsm_ct_unregister(imp);
} else {
- rc = mdc_ioc_hsm_ct_register(imp, archive);
+ __u32 *archives = NULL;
+
+ if ((lk->lk_flags & LK_FLG_DATANR) && lk->lk_data_count > 0)
+ archives = lk->lk_data;
+
+ rc = mdc_ioc_hsm_ct_register(imp, lk->lk_data_count, archives);
}
return rc;
* @param val KUC message (kuc_hdr + hsm_action_list)
* @param len total length of message
*/
-static int mdc_hsm_copytool_send(size_t len, void *val)
+static int mdc_hsm_copytool_send(const struct obd_uuid *uuid,
+ size_t len, void *val)
{
struct kuc_hdr *lh = (struct kuc_hdr *)val;
struct hsm_action_list *hal = (struct hsm_action_list *)(lh + 1);
lh->kuc_msglen, hal->hal_count, hal->hal_fsname);
/* Broadcast to HSM listeners */
- rc = libcfs_kkuc_group_put(KUC_GRP_HSM, lh);
+ rc = libcfs_kkuc_group_put(uuid, KUC_GRP_HSM, lh);
RETURN(rc);
}
*/
static int mdc_hsm_ct_reregister(void *data, void *cb_arg)
{
- struct kkuc_ct_data *kcd = data;
- struct obd_import *imp = (struct obd_import *)cb_arg;
- int rc;
+ struct obd_import *imp = (struct obd_import *)cb_arg;
+ struct kkuc_ct_data *kcd = data;
+ __u32 *archives = NULL;
+ int rc;
- if (kcd == NULL || kcd->kcd_magic != KKUC_CT_DATA_MAGIC)
+ if (kcd == NULL ||
+ (kcd->kcd_magic != KKUC_CT_DATA_ARRAY_MAGIC &&
+ kcd->kcd_magic != KKUC_CT_DATA_BITMAP_MAGIC))
return -EPROTO;
- if (!obd_uuid_equals(&kcd->kcd_uuid, &imp->imp_obd->obd_uuid))
- return 0;
-
- CDEBUG(D_HA, "%s: recover copytool registration to MDT (archive=%#x)\n",
- imp->imp_obd->obd_name, kcd->kcd_archive);
- rc = mdc_ioc_hsm_ct_register(imp, kcd->kcd_archive);
+ if (kcd->kcd_magic == KKUC_CT_DATA_BITMAP_MAGIC) {
+ CDEBUG(D_HA, "%s: recover copytool registration to MDT "
+ "(archive=%#x)\n", imp->imp_obd->obd_name,
+ kcd->kcd_nr_archives);
+ } else {
+ CDEBUG(D_HA, "%s: recover copytool registration to MDT "
+ "(archive nr = %u)\n",
+ imp->imp_obd->obd_name, kcd->kcd_nr_archives);
+ if (kcd->kcd_nr_archives != 0)
+ archives = kcd->kcd_archives;
+ }
+ rc = mdc_ioc_hsm_ct_register(imp, kcd->kcd_nr_archives, archives);
/* ignore error if the copytool is already registered */
return (rc == -EEXIST) ? 0 : rc;
}
static int mdc_kuc_reregister(struct obd_import *imp)
{
/* re-register HSM agents */
- return libcfs_kkuc_group_foreach(KUC_GRP_HSM, mdc_hsm_ct_reregister,
- (void *)imp);
+ return libcfs_kkuc_group_foreach(&imp->imp_obd->obd_uuid, KUC_GRP_HSM,
+ mdc_hsm_ct_reregister, imp);
}
static int mdc_set_info_async(const struct lu_env *env,
keylen, key, vallen, val, set);
RETURN(rc);
}
- if (KEY_IS(KEY_SPTLRPC_CONF)) {
- sptlrpc_conf_client_adapt(exp->exp_obd);
- RETURN(0);
- }
- if (KEY_IS(KEY_FLUSH_CTX)) {
- sptlrpc_import_flush_my_ctx(imp);
- RETURN(0);
- }
if (KEY_IS(KEY_CHANGELOG_CLEAR)) {
rc = do_set_info_async(imp, MDS_SET_INFO, LUSTRE_MDS_VERSION,
keylen, key, vallen, val, set);
RETURN(rc);
}
if (KEY_IS(KEY_HSM_COPYTOOL_SEND)) {
- rc = mdc_hsm_copytool_send(vallen, val);
+ rc = mdc_hsm_copytool_send(&imp->imp_obd->obd_uuid, vallen,
+ val);
RETURN(rc);
}
RETURN(0);
}
- CERROR("Unknown key %s\n", (char *)key);
- RETURN(-EINVAL);
+ rc = osc_set_info_async(env, exp, keylen, key, vallen, val, set);
+ RETURN(rc);
}
static int mdc_get_info(const struct lu_env *env, struct obd_export *exp,
RETURN(rc);
}
+struct mdc_rmfid_args {
+ int *mra_rcs;
+ int mra_nr;
+};
+
+int mdc_rmfid_interpret(const struct lu_env *env, struct ptlrpc_request *req,
+ void *args, int rc)
+{
+ struct mdc_rmfid_args *aa;
+ int *rcs, size;
+ ENTRY;
+
+ if (!rc) {
+ aa = ptlrpc_req_async_args(aa, req);
+
+ size = req_capsule_get_size(&req->rq_pill, &RMF_RCS,
+ RCL_SERVER);
+ LASSERT(size == sizeof(int) * aa->mra_nr);
+ rcs = req_capsule_server_get(&req->rq_pill, &RMF_RCS);
+ LASSERT(rcs);
+ LASSERT(aa->mra_rcs);
+ LASSERT(aa->mra_nr);
+ memcpy(aa->mra_rcs, rcs, size);
+ }
+
+ RETURN(rc);
+}
+
+static int mdc_rmfid(struct obd_export *exp, struct fid_array *fa,
+ int *rcs, struct ptlrpc_request_set *set)
+{
+ struct ptlrpc_request *req;
+ struct mdc_rmfid_args *aa;
+ struct mdt_body *b;
+ struct lu_fid *tmp;
+ int rc, flen;
+ ENTRY;
+
+ req = ptlrpc_request_alloc(class_exp2cliimp(exp), &RQF_MDS_RMFID);
+ if (req == NULL)
+ RETURN(-ENOMEM);
+
+ flen = fa->fa_nr * sizeof(struct lu_fid);
+ req_capsule_set_size(&req->rq_pill, &RMF_FID_ARRAY,
+ RCL_CLIENT, flen);
+ req_capsule_set_size(&req->rq_pill, &RMF_FID_ARRAY,
+ RCL_SERVER, flen);
+ req_capsule_set_size(&req->rq_pill, &RMF_RCS,
+ RCL_SERVER, fa->fa_nr * sizeof(__u32));
+ rc = ptlrpc_request_pack(req, LUSTRE_MDS_VERSION, MDS_RMFID);
+ if (rc) {
+ ptlrpc_request_free(req);
+ RETURN(rc);
+ }
+ tmp = req_capsule_client_get(&req->rq_pill, &RMF_FID_ARRAY);
+ memcpy(tmp, fa->fa_fids, flen);
+
+ mdc_pack_body(req, NULL, 0, 0, -1, 0);
+ b = req_capsule_client_get(&req->rq_pill, &RMF_MDT_BODY);
+ b->mbo_ctime = ktime_get_real_seconds();
+
+ ptlrpc_request_set_replen(req);
+
+ LASSERT(rcs);
+ aa = ptlrpc_req_async_args(aa, req);
+ aa->mra_rcs = rcs;
+ aa->mra_nr = fa->fa_nr;
+ req->rq_interpret_reply = mdc_rmfid_interpret;
+
+ ptlrpc_set_add_req(set, req);
+ ptlrpc_check_set(NULL, set);
+
+ RETURN(rc);
+}
+
static int mdc_import_event(struct obd_device *obd, struct obd_import *imp,
enum obd_import_event event)
{
+ struct client_obd *cli = &obd->u.cli;
int rc = 0;
LASSERT(imp->imp_obd == obd);
switch (event) {
-
- case IMP_EVENT_INACTIVE: {
- struct client_obd *cli = &obd->u.cli;
+ case IMP_EVENT_DISCON:
+ spin_lock(&cli->cl_loi_list_lock);
+ cli->cl_avail_grant = 0;
+ cli->cl_lost_grant = 0;
+ spin_unlock(&cli->cl_loi_list_lock);
+ break;
+ case IMP_EVENT_INACTIVE:
/*
* Flush current sequence to make client obtain new one
* from server in case of disconnect/reconnect.
rc = obd_notify_observer(obd, obd, OBD_NOTIFY_INACTIVE);
break;
- }
case IMP_EVENT_INVALIDATE: {
struct ldlm_namespace *ns = obd->obd_namespace;
+ struct lu_env *env;
+ __u16 refcheck;
ldlm_namespace_cleanup(ns, LDLM_FL_LOCAL_ONLY);
+ env = cl_env_get(&refcheck);
+ if (!IS_ERR(env)) {
+ /* Reset grants. All pages go to failing rpcs due to
+ * the invalid import.
+ */
+ osc_io_unplug(env, cli, NULL);
+
+ cfs_hash_for_each_nolock(ns->ns_rs_hash,
+ osc_ldlm_resource_invalidate,
+ env, 0);
+ cl_env_put(env, &refcheck);
+ ldlm_namespace_cleanup(ns, LDLM_FL_LOCAL_ONLY);
+ } else {
+ rc = PTR_ERR(env);
+ }
break;
}
case IMP_EVENT_ACTIVE:
if (rc == 0)
rc = mdc_kuc_reregister(imp);
break;
- case IMP_EVENT_OCD:
+ case IMP_EVENT_OCD: {
+ struct obd_connect_data *ocd = &imp->imp_connect_data;
+
+ if (OCD_HAS_FLAG(ocd, GRANT))
+ osc_init_grant(cli, ocd);
+
rc = obd_notify_observer(obd, obd, OBD_NOTIFY_OCD);
break;
- case IMP_EVENT_DISCON:
+ }
case IMP_EVENT_DEACTIVATE:
case IMP_EVENT_ACTIVATE:
break;
if (lock->l_policy_data.l_inodebits.bits & MDS_INODELOCK_OPEN)
RETURN(0);
+ /* Special case for DoM locks, cancel only unused and granted locks */
+ if (ldlm_has_dom(lock) &&
+ (lock->l_granted_mode != lock->l_req_mode ||
+ osc_ldlm_weigh_ast(lock) != 0))
+ RETURN(0);
+
RETURN(1);
}
EXIT;
}
-static int mdc_setup(struct obd_device *obd, struct lustre_cfg *cfg)
+int mdc_setup(struct obd_device *obd, struct lustre_cfg *cfg)
{
- int rc;
+ int rc;
+
ENTRY;
- rc = ptlrpcd_addref();
+ rc = osc_setup_common(obd, cfg);
if (rc < 0)
RETURN(rc);
- rc = client_obd_setup(obd, cfg);
- if (rc)
- GOTO(err_ptlrpcd_decref, rc);
-#ifdef CONFIG_PROC_FS
- obd->obd_vars = lprocfs_mdc_obd_vars;
- lprocfs_obd_setup(obd);
- lprocfs_alloc_md_stats(obd, 0);
-#endif
- sptlrpc_lprocfs_cliobd_attach(obd);
- ptlrpc_lprocfs_register_obd(obd);
+ rc = mdc_tunables_init(obd);
+ if (rc)
+ GOTO(err_osc_cleanup, rc);
+
+ obd->u.cli.cl_dom_min_inline_repsize = MDC_DOM_DEF_INLINE_REPSIZE;
ns_register_cancel(obd->obd_namespace, mdc_cancel_weight);
rc = mdc_llog_init(obd);
if (rc) {
- mdc_cleanup(obd);
- CERROR("failed to setup llogging subsystems\n");
- RETURN(rc);
+ CERROR("%s: failed to setup llogging subsystems: rc = %d\n",
+ obd->obd_name, rc);
+ GOTO(err_llog_cleanup, rc);
}
- RETURN(rc);
+ rc = mdc_changelog_cdev_init(obd);
+ if (rc) {
+ CERROR("%s: failed to setup changelog char device: rc = %d\n",
+ obd->obd_name, rc);
+ GOTO(err_changelog_cleanup, rc);
+ }
-err_ptlrpcd_decref:
- ptlrpcd_decref();
- RETURN(rc);
+ RETURN(rc);
+
+err_changelog_cleanup:
+ mdc_llog_finish(obd);
+err_llog_cleanup:
+ lprocfs_free_md_stats(obd);
+ ptlrpc_lprocfs_unregister_obd(obd);
+err_osc_cleanup:
+ osc_cleanup_common(obd);
+ return rc;
}
/* Initialize the default and maximum LOV EA sizes. This allows
{
ENTRY;
- /* Failsafe, ok if racy */
- if (obd->obd_type->typ_refcnt <= 1)
- libcfs_kkuc_group_rem(0, KUC_GRP_HSM);
+ osc_precleanup_common(obd);
+ mdc_changelog_cdev_finish(obd);
obd_cleanup_client_import(obd);
ptlrpc_lprocfs_unregister_obd(obd);
- lprocfs_obd_cleanup(obd);
lprocfs_free_md_stats(obd);
mdc_llog_finish(obd);
RETURN(0);
static int mdc_cleanup(struct obd_device *obd)
{
- ptlrpcd_decref();
-
- return client_obd_cleanup(obd);
-}
-
-static int mdc_process_config(struct obd_device *obd, size_t len, void *buf)
-{
- struct lustre_cfg *lcfg = buf;
- int rc = class_process_proc_param(PARAM_MDC, obd->obd_vars, lcfg, obd);
- return (rc > 0 ? 0: rc);
+ return osc_cleanup_common(obd);
}
static struct obd_ops mdc_obd_ops = {
- .o_owner = THIS_MODULE,
- .o_setup = mdc_setup,
- .o_precleanup = mdc_precleanup,
- .o_cleanup = mdc_cleanup,
- .o_add_conn = client_import_add_conn,
- .o_del_conn = client_import_del_conn,
- .o_connect = client_connect_import,
- .o_disconnect = client_disconnect_export,
- .o_iocontrol = mdc_iocontrol,
- .o_set_info_async = mdc_set_info_async,
- .o_statfs = mdc_statfs,
+ .o_owner = THIS_MODULE,
+ .o_setup = mdc_setup,
+ .o_precleanup = mdc_precleanup,
+ .o_cleanup = mdc_cleanup,
+ .o_add_conn = client_import_add_conn,
+ .o_del_conn = client_import_del_conn,
+ .o_connect = client_connect_import,
+ .o_reconnect = osc_reconnect,
+ .o_disconnect = osc_disconnect,
+ .o_iocontrol = mdc_iocontrol,
+ .o_set_info_async = mdc_set_info_async,
+ .o_statfs = mdc_statfs,
+ .o_statfs_async = mdc_statfs_async,
.o_fid_init = client_fid_init,
.o_fid_fini = client_fid_fini,
- .o_fid_alloc = mdc_fid_alloc,
- .o_import_event = mdc_import_event,
- .o_get_info = mdc_get_info,
- .o_process_config = mdc_process_config,
- .o_get_uuid = mdc_get_uuid,
- .o_quotactl = mdc_quotactl,
+ .o_fid_alloc = mdc_fid_alloc,
+ .o_import_event = mdc_import_event,
+ .o_get_info = mdc_get_info,
+ .o_get_uuid = mdc_get_uuid,
+ .o_quotactl = mdc_quotactl,
};
static struct md_ops mdc_md_ops = {
.m_get_root = mdc_get_root,
- .m_null_inode = mdc_null_inode,
- .m_close = mdc_close,
- .m_create = mdc_create,
- .m_enqueue = mdc_enqueue,
- .m_getattr = mdc_getattr,
- .m_getattr_name = mdc_getattr_name,
- .m_intent_lock = mdc_intent_lock,
- .m_link = mdc_link,
- .m_rename = mdc_rename,
- .m_setattr = mdc_setattr,
- .m_setxattr = mdc_setxattr,
- .m_getxattr = mdc_getxattr,
+ .m_null_inode = mdc_null_inode,
+ .m_close = mdc_close,
+ .m_create = mdc_create,
+ .m_enqueue = mdc_enqueue,
+ .m_getattr = mdc_getattr,
+ .m_getattr_name = mdc_getattr_name,
+ .m_intent_lock = mdc_intent_lock,
+ .m_link = mdc_link,
+ .m_rename = mdc_rename,
+ .m_setattr = mdc_setattr,
+ .m_setxattr = mdc_setxattr,
+ .m_getxattr = mdc_getxattr,
.m_fsync = mdc_fsync,
+ .m_file_resync = mdc_file_resync,
.m_read_page = mdc_read_page,
- .m_unlink = mdc_unlink,
- .m_cancel_unused = mdc_cancel_unused,
- .m_init_ea_size = mdc_init_ea_size,
- .m_set_lock_data = mdc_set_lock_data,
- .m_lock_match = mdc_lock_match,
- .m_get_lustre_md = mdc_get_lustre_md,
- .m_free_lustre_md = mdc_free_lustre_md,
- .m_set_open_replay_data = mdc_set_open_replay_data,
- .m_clear_open_replay_data = mdc_clear_open_replay_data,
- .m_intent_getattr_async = mdc_intent_getattr_async,
- .m_revalidate_lock = mdc_revalidate_lock
+ .m_unlink = mdc_unlink,
+ .m_cancel_unused = mdc_cancel_unused,
+ .m_init_ea_size = mdc_init_ea_size,
+ .m_set_lock_data = mdc_set_lock_data,
+ .m_lock_match = mdc_lock_match,
+ .m_get_lustre_md = mdc_get_lustre_md,
+ .m_free_lustre_md = mdc_free_lustre_md,
+ .m_set_open_replay_data = mdc_set_open_replay_data,
+ .m_clear_open_replay_data = mdc_clear_open_replay_data,
+ .m_intent_getattr_async = mdc_intent_getattr_async,
+ .m_revalidate_lock = mdc_revalidate_lock,
+ .m_rmfid = mdc_rmfid,
};
static int __init mdc_init(void)
{
return class_register_type(&mdc_obd_ops, &mdc_md_ops, true, NULL,
- LUSTRE_MDC_NAME, NULL);
+ LUSTRE_MDC_NAME, &mdc_device_type);
}
static void __exit mdc_exit(void)
git://git.whamcloud.com / fs / lustre-release.git / blobdiff