struct mgs_nidtbl_target *tgt;
int version = 0;
- LASSERT(cfs_mutex_is_locked(&tbl->mn_lock));
+ LASSERT(mutex_is_locked(&tbl->mn_lock));
cfs_list_for_each_entry(tgt, &tbl->mn_targets, mnt_list) {
if (!tgt->mnt_version)
continue;
LASSERT((unit_size & (unit_size - 1)) == 0);
LASSERT(nrpages << CFS_PAGE_SHIFT >= units_total * unit_size);
- cfs_mutex_lock(&tbl->mn_lock);
+ mutex_lock(&tbl->mn_lock);
LASSERT(nidtbl_is_sane(tbl));
/* no more entries ? */
LASSERT(version <= tbl->mn_version);
res->mcr_size = tbl->mn_version;
res->mcr_offset = nobuf ? version : tbl->mn_version;
- cfs_mutex_unlock(&tbl->mn_lock);
+ mutex_unlock(&tbl->mn_lock);
LASSERT(ergo(version == 1, rc == 0)); /* get the log first time */
CDEBUG(D_MGS, "Read IR logs %s return with %d, version %llu\n",
int rc;
ENTRY;
- LASSERT(cfs_mutex_is_locked(&tbl->mn_lock));
+ LASSERT(mutex_is_locked(&tbl->mn_lock));
fsdb = local_file_find_or_create(env, mgs->mgs_los, mgs->mgs_nidtbl_dir,
tbl->mn_fsdb->fsdb_name,
#define MGS_NIDTBL_VERSION_INIT 2
static int nidtbl_read_version(const struct lu_env *env,
- struct mgs_device *mgs, struct mgs_nidtbl *tbl)
+ struct mgs_device *mgs, struct mgs_nidtbl *tbl,
+ u64 *version)
{
struct dt_object *fsdb;
struct lu_fid fid;
int rc;
ENTRY;
- LASSERT(cfs_mutex_is_locked(&tbl->mn_lock));
+ LASSERT(mutex_is_locked(&tbl->mn_lock));
LASSERT(mgs->mgs_nidtbl_dir);
rc = dt_lookup_dir(env, mgs->mgs_nidtbl_dir, tbl->mn_fsdb->fsdb_name,
&fid);
- if (rc == -ENOENT)
- RETURN(MGS_NIDTBL_VERSION_INIT);
- else if (rc < 0)
+ if (rc == -ENOENT) {
+ *version = MGS_NIDTBL_VERSION_INIT;
+ RETURN(0);
+ } else if (rc < 0) {
RETURN(rc);
+ }
fsdb = dt_locate_at(env, mgs->mgs_bottom, &fid,
&mgs->mgs_dt_dev.dd_lu_dev);
RETURN(PTR_ERR(fsdb));
rc = dt_read(env, fsdb, &buf, &off);
- if (rc == buf.lb_len)
- rc = le64_to_cpu(tmpver);
- else if (rc == 0)
- rc = MGS_NIDTBL_VERSION_INIT;
- else
+ if (rc == buf.lb_len) {
+ *version = le64_to_cpu(tmpver);
+ rc = 0;
+ } else if (rc == 0) {
+ *version = MGS_NIDTBL_VERSION_INIT;
+ } else {
CERROR("%s: read version file %s error %d\n",
mgs->mgs_obd->obd_name, tbl->mn_fsdb->fsdb_name, rc);
+ }
lu_object_put(env, &fsdb->do_lu);
RETURN(rc);
}
LASSERT(type != 0);
tbl = &fsdb->fsdb_nidtbl;
- cfs_mutex_lock(&tbl->mn_lock);
+ mutex_lock(&tbl->mn_lock);
cfs_list_for_each_entry(tgt, &tbl->mn_targets, mnt_list) {
struct mgs_target_info *info = &tgt->mnt_mti;
if (type == tgt->mnt_type &&
EXIT;
out:
- cfs_mutex_unlock(&tbl->mn_lock);
+ mutex_unlock(&tbl->mn_lock);
if (rc)
CERROR("Write NID table version for file system %s error %d\n",
fsdb->fsdb_name, rc);
struct mgs_nidtbl *tbl = &fsdb->fsdb_nidtbl;
CFS_LIST_HEAD(head);
- cfs_mutex_lock(&tbl->mn_lock);
+ mutex_lock(&tbl->mn_lock);
tbl->mn_nr_targets = 0;
cfs_list_splice_init(&tbl->mn_targets, &head);
- cfs_mutex_unlock(&tbl->mn_lock);
+ mutex_unlock(&tbl->mn_lock);
while (!cfs_list_empty(&head)) {
struct mgs_nidtbl_target *tgt;
static int mgs_nidtbl_init_fs(const struct lu_env *env, struct fs_db *fsdb)
{
struct mgs_nidtbl *tbl = &fsdb->fsdb_nidtbl;
+ int rc;
CFS_INIT_LIST_HEAD(&tbl->mn_targets);
- cfs_mutex_init(&tbl->mn_lock);
+ mutex_init(&tbl->mn_lock);
tbl->mn_nr_targets = 0;
tbl->mn_fsdb = fsdb;
- cfs_mutex_lock(&tbl->mn_lock);
- tbl->mn_version = nidtbl_read_version(env, fsdb->fsdb_mgs, tbl);
- cfs_mutex_unlock(&tbl->mn_lock);
- CDEBUG(D_MGS, "IR: current version is %llu\n", tbl->mn_version);
+ mutex_lock(&tbl->mn_lock);
+ rc = nidtbl_read_version(env, fsdb->fsdb_mgs, tbl, &tbl->mn_version);
+ mutex_unlock(&tbl->mn_lock);
+ if (rc < 0)
+ CERROR("%s: IR: failed to read current version, rc = %d\n",
+ fsdb->fsdb_mgs->mgs_obd->obd_name, rc);
+ else
+ CDEBUG(D_MGS, "IR: current version is %llu\n",
+ tbl->mn_version);
- return 0;
+ return rc;
}
/* --------- Imperative Recovery relies on nidtbl stuff ------- */
sprintf(name, "mgs_%s_notify", fsdb->fsdb_name);
cfs_daemonize(name);
- cfs_complete(&fsdb->fsdb_notify_comp);
+ complete(&fsdb->fsdb_notify_comp);
set_user_nice(current, -2);
mgs_revoke_lock(fsdb->fsdb_mgs, fsdb, CONFIG_T_RECOVER);
}
- cfs_complete(&fsdb->fsdb_notify_comp);
+ complete(&fsdb->fsdb_notify_comp);
return 0;
}
CFS_INIT_LIST_HEAD(&fsdb->fsdb_clients);
/* start notify thread */
- fsdb->fsdb_obd = mgs->mgs_obd;
fsdb->fsdb_mgs = mgs;
cfs_atomic_set(&fsdb->fsdb_notify_phase, 0);
cfs_waitq_init(&fsdb->fsdb_notify_waitq);
- cfs_init_completion(&fsdb->fsdb_notify_comp);
+ init_completion(&fsdb->fsdb_notify_comp);
rc = cfs_create_thread(mgs_ir_notify, fsdb, CFS_DAEMON_FLAGS);
if (rc > 0)
- cfs_wait_for_completion(&fsdb->fsdb_notify_comp);
+ wait_for_completion(&fsdb->fsdb_notify_comp);
else
CERROR("Start notify thread error %d\n", rc);
void mgs_ir_fini_fs(struct mgs_device *mgs, struct fs_db *fsdb)
{
- if (cfs_test_bit(FSDB_MGS_SELF, &fsdb->fsdb_flags))
+ if (test_bit(FSDB_MGS_SELF, &fsdb->fsdb_flags))
return;
mgs_fsc_cleanup_by_fsdb(fsdb);
fsdb->fsdb_notify_stop = 1;
cfs_waitq_signal(&fsdb->fsdb_notify_waitq);
- cfs_wait_for_completion(&fsdb->fsdb_notify_comp);
+ wait_for_completion(&fsdb->fsdb_notify_comp);
}
/* caller must have held fsdb_mutex */
return rc;
/* check ir state */
- cfs_mutex_lock(&fsdb->fsdb_mutex);
+ mutex_lock(&fsdb->fsdb_mutex);
ir_state_graduate(fsdb);
switch (fsdb->fsdb_ir_state) {
case IR_FULL:
default:
LBUG();
}
- cfs_mutex_unlock(&fsdb->fsdb_mutex);
+ mutex_unlock(&fsdb->fsdb_mutex);
LASSERT(ergo(mti->mti_flags & LDD_F_IR_CAPABLE, notify));
if (notify) {
GOTO(out, rc = -ENOMEM);
for (i = 0; i < page_count && bytes > 0; i++) {
- ptlrpc_prep_bulk_page(desc, pages[i], 0,
- min_t(int, bytes, CFS_PAGE_SIZE));
+ ptlrpc_prep_bulk_page_pin(desc, pages[i], 0,
+ min_t(int, bytes, CFS_PAGE_SIZE));
bytes -= CFS_PAGE_SIZE;
}
rc = target_bulk_io(req->rq_export, desc, &lwi);
- ptlrpc_free_bulk(desc);
+ ptlrpc_free_bulk_pin(desc);
out:
- if (pages) {
- for (i = 0; i < nrpages; i++) {
- if (pages[i] == NULL)
- break;
- cfs_free_page(pages[i]);
- }
- OBD_FREE(pages, sizeof(*pages) * nrpages);
- }
- return rc;
+ for (i = 0; i < nrpages; i++) {
+ if (pages[i] == NULL)
+ break;
+ cfs_free_page(pages[i]);
+ }
+ OBD_FREE(pages, sizeof(*pages) * nrpages);
+ return rc;
}
static int lprocfs_ir_set_state(struct fs_db *fsdb, const char *buf)
CDEBUG(D_MGS, "change fsr state of %s from %s to %s\n",
fsdb->fsdb_name, strings[fsdb->fsdb_ir_state], strings[state]);
- cfs_mutex_lock(&fsdb->fsdb_mutex);
+ mutex_lock(&fsdb->fsdb_mutex);
if (state == IR_FULL && fsdb->fsdb_nonir_clients)
state = IR_PARTIAL;
fsdb->fsdb_ir_state = state;
- cfs_mutex_unlock(&fsdb->fsdb_mutex);
+ mutex_unlock(&fsdb->fsdb_mutex);
return 0;
}
!!(exp->exp_connect_flags & OBD_CONNECT_IMP_RECOV);
rc = -EEXIST;
- cfs_mutex_lock(&fsdb->fsdb_mutex);
+ mutex_lock(&fsdb->fsdb_mutex);
- /* tend to find it in export list because this list is shorter. */
- cfs_spin_lock(&data->med_lock);
+ /* tend to find it in export list because this list is shorter. */
+ spin_lock(&data->med_lock);
cfs_list_for_each_entry(fsc, &data->med_clients, mfc_export_list) {
if (strcmp(fsname, fsc->mfc_fsdb->fsdb_name) == 0) {
found = true;
}
rc = 0;
}
- cfs_spin_unlock(&data->med_lock);
- cfs_mutex_unlock(&fsdb->fsdb_mutex);
+ spin_unlock(&data->med_lock);
+ mutex_unlock(&fsdb->fsdb_mutex);
if (new_fsc) {
class_export_put(new_fsc->mfc_export);
void mgs_fsc_cleanup(struct obd_export *exp)
{
- struct mgs_export_data *data = &exp->u.eu_mgs_data;
- struct mgs_fsc *fsc, *tmp;
- CFS_LIST_HEAD(head);
-
- cfs_spin_lock(&data->med_lock);
- cfs_list_splice_init(&data->med_clients, &head);
- cfs_spin_unlock(&data->med_lock);
-
- cfs_list_for_each_entry_safe(fsc, tmp, &head, mfc_export_list) {
- struct fs_db *fsdb = fsc->mfc_fsdb;
-
- LASSERT(fsc->mfc_export == exp);
-
- cfs_mutex_lock(&fsdb->fsdb_mutex);
- cfs_list_del_init(&fsc->mfc_fsdb_list);
- if (fsc->mfc_ir_capable == 0) {
- --fsdb->fsdb_nonir_clients;
- LASSERT(fsdb->fsdb_ir_state != IR_FULL);
- if (fsdb->fsdb_nonir_clients == 0 &&
- fsdb->fsdb_ir_state == IR_PARTIAL)
- fsdb->fsdb_ir_state = IR_FULL;
- }
- cfs_mutex_unlock(&fsdb->fsdb_mutex);
- cfs_list_del_init(&fsc->mfc_export_list);
- class_export_put(fsc->mfc_export);
- OBD_FREE_PTR(fsc);
- }
+ struct mgs_export_data *data = &exp->u.eu_mgs_data;
+ struct mgs_fsc *fsc, *tmp;
+ CFS_LIST_HEAD(head);
+
+ spin_lock(&data->med_lock);
+ cfs_list_splice_init(&data->med_clients, &head);
+ spin_unlock(&data->med_lock);
+
+ cfs_list_for_each_entry_safe(fsc, tmp, &head, mfc_export_list) {
+ struct fs_db *fsdb = fsc->mfc_fsdb;
+
+ LASSERT(fsc->mfc_export == exp);
+
+ mutex_lock(&fsdb->fsdb_mutex);
+ cfs_list_del_init(&fsc->mfc_fsdb_list);
+ if (fsc->mfc_ir_capable == 0) {
+ --fsdb->fsdb_nonir_clients;
+ LASSERT(fsdb->fsdb_ir_state != IR_FULL);
+ if (fsdb->fsdb_nonir_clients == 0 &&
+ fsdb->fsdb_ir_state == IR_PARTIAL)
+ fsdb->fsdb_ir_state = IR_FULL;
+ }
+ mutex_unlock(&fsdb->fsdb_mutex);
+ cfs_list_del_init(&fsc->mfc_export_list);
+ class_export_put(fsc->mfc_export);
+ OBD_FREE_PTR(fsc);
+ }
}
/* must be called with fsdb->fsdb_mutex held */
LASSERT(fsdb == fsc->mfc_fsdb);
cfs_list_del_init(&fsc->mfc_fsdb_list);
- cfs_spin_lock(&data->med_lock);
- cfs_list_del_init(&fsc->mfc_export_list);
- cfs_spin_unlock(&data->med_lock);
+ spin_lock(&data->med_lock);
+ cfs_list_del_init(&fsc->mfc_export_list);
+ spin_unlock(&data->med_lock);
class_export_put(fsc->mfc_export);
OBD_FREE_PTR(fsc);
}