* in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU General Public License
- * version 2 along with this program; If not, see [sun.com URL with a
- * copy of GPLv2].
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*/
/*
# include <fcntl.h>
# include <liblustre.h>
#endif
-#include <lustre/lustre_idl.h>
#include <lustre_net.h>
+#include <lustre/lustre_idl.h>
#include "mdc_internal.h"
#ifndef __KERNEL__
LASSERT (b != NULL);
b->suppgid = suppgid;
- b->uid = current->uid;
- b->gid = current->gid;
- b->fsuid = current->fsuid;
- b->fsgid = current->fsgid;
- b->capability = current->cap_effective;
+ b->uid = cfs_curproc_uid();
+ b->gid = cfs_curproc_gid();
+ b->fsuid = cfs_curproc_fsuid();
+ b->fsgid = cfs_curproc_fsgid();
+ b->capability = cfs_curproc_cap_pack();
}
void mdc_pack_capa(struct ptlrpc_request *req, const struct req_msg_field *field,
b->size = pgoff; /* !! */
b->nlink = size; /* !! */
__mdc_pack_body(b, -1);
+ b->mode = LUDA_FID | LUDA_TYPE;
+
mdc_pack_capa(req, &RMF_CAPA1, oc);
}
/* packing of MDS records */
void mdc_create_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
const void *data, int datalen, __u32 mode,
- __u32 uid, __u32 gid, __u32 cap_effective, __u64 rdev)
+ __u32 uid, __u32 gid, cfs_cap_t cap_effective, __u64 rdev)
{
struct mdt_rec_create *rec;
char *tmp;
rec->cr_time = op_data->op_mod_time;
rec->cr_suppgid1 = op_data->op_suppgids[0];
rec->cr_suppgid2 = op_data->op_suppgids[1];
- rec->cr_flags = op_data->op_flags & ~MF_SOM_LOCAL_FLAGS;
+ set_mrc_cr_flags(rec, op_data->op_flags & MF_SOM_LOCAL_FLAGS);
rec->cr_bias = op_data->op_bias;
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
}
}
-static __u32 mds_pack_open_flags(__u32 flags)
+static __u64 mds_pack_open_flags(__u32 flags, __u32 mode)
{
- __u32 cr_flags = (flags & (FMODE_READ | FMODE_WRITE |
+ __u64 cr_flags = (flags & (FMODE_READ | FMODE_WRITE |
MDS_OPEN_HAS_EA | MDS_OPEN_HAS_OBJS |
MDS_OPEN_OWNEROVERRIDE | MDS_OPEN_LOCK));
if (flags & O_CREAT)
cr_flags |= MDS_OPEN_SYNC;
if (flags & O_DIRECTORY)
cr_flags |= MDS_OPEN_DIRECTORY;
- if (flags & O_JOIN_FILE)
- cr_flags |= MDS_OPEN_JOIN_FILE;
#ifdef FMODE_EXEC
if (flags & FMODE_EXEC)
cr_flags |= MDS_FMODE_EXEC;
if (flags & O_LOV_DELAY_CREATE)
cr_flags |= MDS_OPEN_DELAY_CREATE;
+ if ((flags & O_NOACCESS) || (flags & O_NONBLOCK))
+ cr_flags |= MDS_OPEN_NORESTORE;
+
return cr_flags;
}
/* packing of MDS records */
-void mdc_join_pack(struct ptlrpc_request *req,
- struct md_op_data *op_data,
- __u64 head_size)
-{
- struct mdt_rec_join *rec;
-
- rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_JOINFILE);
- LASSERT(rec != NULL);
- rec->jr_fid = op_data->op_fid2;
- rec->jr_headsize = head_size;
-}
-
void mdc_open_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
__u32 mode, __u64 rdev, __u32 flags, const void *lmm,
int lmmlen)
{
struct mdt_rec_create *rec;
char *tmp;
+ __u64 cr_flags;
CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_create));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
/* XXX do something about time, uid, gid */
rec->cr_opcode = REINT_OPEN;
- rec->cr_fsuid = current->fsuid;
- rec->cr_fsgid = current->fsgid;
- rec->cr_cap = current->cap_effective;
+ rec->cr_fsuid = cfs_curproc_fsuid();
+ rec->cr_fsgid = cfs_curproc_fsgid();
+ rec->cr_cap = cfs_curproc_cap_pack();
if (op_data != NULL) {
rec->cr_fid1 = op_data->op_fid1;
rec->cr_fid2 = op_data->op_fid2;
}
rec->cr_mode = mode;
- rec->cr_flags = mds_pack_open_flags(flags);
+ cr_flags = mds_pack_open_flags(flags, mode);
rec->cr_rdev = rdev;
rec->cr_time = op_data->op_mod_time;
rec->cr_suppgid1 = op_data->op_suppgids[0];
}
if (lmm) {
- rec->cr_flags |= MDS_OPEN_HAS_EA;
+ cr_flags |= MDS_OPEN_HAS_EA;
#ifndef __KERNEL__
/*XXX a hack for liblustre to set EA (LL_IOC_LOV_SETSTRIPE) */
rec->cr_fid2 = op_data->op_fid2;
tmp = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
memcpy (tmp, lmm, lmmlen);
}
+ set_mrc_cr_flags(rec, cr_flags);
}
static inline __u64 attr_pack(unsigned int ia_valid) {
struct md_op_data *op_data)
{
rec->sa_opcode = REINT_SETATTR;
- rec->sa_fsuid = current->fsuid;
- rec->sa_fsgid = current->fsgid;
- rec->sa_cap = current->cap_effective;
+ rec->sa_fsuid = cfs_curproc_fsuid();
+ rec->sa_fsgid = cfs_curproc_fsgid();
+ rec->sa_cap = cfs_curproc_cap_pack();
rec->sa_suppgid = -1;
rec->sa_fid = op_data->op_fid1;
rec->sa_ctime = LTIME_S(op_data->op_attr.ia_ctime);
rec->sa_attr_flags = ((struct ll_iattr *)&op_data->op_attr)->ia_attr_flags;
if ((op_data->op_attr.ia_valid & ATTR_GID) &&
- in_group_p(op_data->op_attr.ia_gid))
+ cfs_curproc_is_in_groups(op_data->op_attr.ia_gid))
rec->sa_suppgid = op_data->op_attr.ia_gid;
else
rec->sa_suppgid = op_data->op_suppgids[0];
}
-static void mdc_epoch_pack(struct mdt_epoch *epoch, struct md_op_data *op_data)
+static void mdc_ioepoch_pack(struct mdt_ioepoch *epoch,
+ struct md_op_data *op_data)
{
memcpy(&epoch->handle, &op_data->op_handle, sizeof(epoch->handle));
epoch->ioepoch = op_data->op_ioepoch;
- epoch->flags = op_data->op_flags & ~MF_SOM_LOCAL_FLAGS;
+ epoch->flags = op_data->op_flags & MF_SOM_LOCAL_FLAGS;
}
void mdc_setattr_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
void *ea, int ealen, void *ea2, int ea2len)
{
struct mdt_rec_setattr *rec;
- struct mdt_epoch *epoch;
+ struct mdt_ioepoch *epoch;
+ struct lov_user_md *lum = NULL;
CLASSERT(sizeof(struct mdt_rec_reint) ==sizeof(struct mdt_rec_setattr));
rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
if (op_data->op_flags & (MF_SOM_CHANGE | MF_EPOCH_OPEN)) {
epoch = req_capsule_client_get(&req->rq_pill, &RMF_MDT_EPOCH);
- mdc_epoch_pack(epoch, op_data);
+ mdc_ioepoch_pack(epoch, op_data);
}
if (ealen == 0)
return;
- memcpy(req_capsule_client_get(&req->rq_pill, &RMF_EADATA), ea, ealen);
+ lum = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
+ if (ea == NULL) { /* Remove LOV EA */
+ lum->lmm_magic = LOV_USER_MAGIC_V1;
+ lum->lmm_stripe_size = 0;
+ lum->lmm_stripe_count = 0;
+ lum->lmm_stripe_offset = (typeof(lum->lmm_stripe_offset))(-1);
+ } else {
+ memcpy(lum, ea, ealen);
+ }
if (ea2len == 0)
return;
}
void mdc_getattr_pack(struct ptlrpc_request *req, __u64 valid, int flags,
- struct md_op_data *op_data)
+ struct md_op_data *op_data, int ea_size)
{
struct mdt_body *b = req_capsule_client_get(&req->rq_pill,
&RMF_MDT_BODY);
- b->fsuid = current->fsuid;
- b->fsgid = current->fsgid;
- b->capability = current->cap_effective;
b->valid = valid;
if (op_data->op_bias & MDS_CHECK_SPLIT)
b->valid |= OBD_MD_FLCKSPLIT;
if (op_data->op_bias & MDS_CROSS_REF)
b->valid |= OBD_MD_FLCROSSREF;
- b->flags = flags | MDS_BFLAG_EXT_FLAGS;
- b->suppgid = op_data->op_suppgids[0];
+ b->eadatasize = ea_size;
+ b->flags = flags;
+ __mdc_pack_body(b, op_data->op_suppgids[0]);
b->fid1 = op_data->op_fid1;
b->fid2 = op_data->op_fid2;
void mdc_close_pack(struct ptlrpc_request *req, struct md_op_data *op_data)
{
- struct mdt_epoch *epoch;
+ struct mdt_ioepoch *epoch;
struct mdt_rec_setattr *rec;
epoch = req_capsule_client_get(&req->rq_pill, &RMF_MDT_EPOCH);
mdc_setattr_pack_rec(rec, op_data);
mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1);
- mdc_epoch_pack(epoch, op_data);
+ mdc_ioepoch_pack(epoch, op_data);
}
static int mdc_req_avail(struct client_obd *cli, struct mdc_cache_waiter *mcw)
{
int rc;
ENTRY;
- spin_lock(&cli->cl_loi_list_lock);
- rc = list_empty(&mcw->mcw_entry);
- spin_unlock(&cli->cl_loi_list_lock);
+ client_obd_list_lock(&cli->cl_loi_list_lock);
+ rc = cfs_list_empty(&mcw->mcw_entry);
+ client_obd_list_unlock(&cli->cl_loi_list_lock);
RETURN(rc);
};
/* We record requests in flight in cli->cl_r_in_flight here.
* There is only one write rpc possible in mdc anyway. If this to change
* in the future - the code may need to be revisited. */
-void mdc_enter_request(struct client_obd *cli)
+int mdc_enter_request(struct client_obd *cli)
{
+ int rc = 0;
struct mdc_cache_waiter mcw;
- struct l_wait_info lwi = { 0 };
+ struct l_wait_info lwi = LWI_INTR(LWI_ON_SIGNAL_NOOP, NULL);
- spin_lock(&cli->cl_loi_list_lock);
+ client_obd_list_lock(&cli->cl_loi_list_lock);
if (cli->cl_r_in_flight >= cli->cl_max_rpcs_in_flight) {
- list_add_tail(&mcw.mcw_entry, &cli->cl_cache_waiters);
+ cfs_list_add_tail(&mcw.mcw_entry, &cli->cl_cache_waiters);
cfs_waitq_init(&mcw.mcw_waitq);
- spin_unlock(&cli->cl_loi_list_lock);
- l_wait_event(mcw.mcw_waitq, mdc_req_avail(cli, &mcw), &lwi);
+ client_obd_list_unlock(&cli->cl_loi_list_lock);
+ rc = l_wait_event(mcw.mcw_waitq, mdc_req_avail(cli, &mcw), &lwi);
+ if (rc) {
+ client_obd_list_lock(&cli->cl_loi_list_lock);
+ if (cfs_list_empty(&mcw.mcw_entry))
+ cli->cl_r_in_flight--;
+ cfs_list_del_init(&mcw.mcw_entry);
+ client_obd_list_unlock(&cli->cl_loi_list_lock);
+ }
} else {
cli->cl_r_in_flight++;
- spin_unlock(&cli->cl_loi_list_lock);
+ client_obd_list_unlock(&cli->cl_loi_list_lock);
}
+ return rc;
}
void mdc_exit_request(struct client_obd *cli)
{
- struct list_head *l, *tmp;
+ cfs_list_t *l, *tmp;
struct mdc_cache_waiter *mcw;
- spin_lock(&cli->cl_loi_list_lock);
+ client_obd_list_lock(&cli->cl_loi_list_lock);
cli->cl_r_in_flight--;
- list_for_each_safe(l, tmp, &cli->cl_cache_waiters) {
-
+ cfs_list_for_each_safe(l, tmp, &cli->cl_cache_waiters) {
if (cli->cl_r_in_flight >= cli->cl_max_rpcs_in_flight) {
/* No free request slots anymore */
break;
}
- mcw = list_entry(l, struct mdc_cache_waiter, mcw_entry);
- list_del_init(&mcw->mcw_entry);
+ mcw = cfs_list_entry(l, struct mdc_cache_waiter, mcw_entry);
+ cfs_list_del_init(&mcw->mcw_entry);
cli->cl_r_in_flight++;
cfs_waitq_signal(&mcw->mcw_waitq);
}
/* Empty waiting list? Decrease reqs in-flight number */
-
- spin_unlock(&cli->cl_loi_list_lock);
+
+ client_obd_list_unlock(&cli->cl_loi_list_lock);
}