* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2012, Whamcloud, Inc.
+ * Copyright (c) 2011, 2013, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
* Author: Nathan Rutman <nathan@clusterfs.com>
*/
-#ifndef EXPORT_SYMTAB
-# define EXPORT_SYMTAB
-#endif
#define DEBUG_SUBSYSTEM S_LOV
#ifdef __KERNEL__
#include <libcfs/libcfs.h>
#include <lprocfs_status.h>
#include <lustre_param.h>
#include <cl_object.h>
+#include <lclient.h>
#include <lustre/ll_fiemap.h>
+#include <lustre_log.h>
+#include <lustre_fid.h>
#include "lov_internal.h"
struct lov_obd *lov = &obd->u.lov;
/* nobody gets through here until lov_putref is done */
- cfs_mutex_lock(&lov->lov_lock);
+ mutex_lock(&lov->lov_lock);
cfs_atomic_inc(&lov->lov_refcount);
- cfs_mutex_unlock(&lov->lov_lock);
+ mutex_unlock(&lov->lov_lock);
return;
}
{
struct lov_obd *lov = &obd->u.lov;
- cfs_mutex_lock(&lov->lov_lock);
+ mutex_lock(&lov->lov_lock);
/* ok to dec to 0 more than once -- ltd_exp's will be null */
if (cfs_atomic_dec_and_test(&lov->lov_refcount) && lov->lov_death_row) {
CFS_LIST_HEAD(kill);
lov->lov_tgts[i] = NULL;
lov->lov_death_row--;
}
- cfs_mutex_unlock(&lov->lov_lock);
+ mutex_unlock(&lov->lov_lock);
cfs_list_for_each_entry_safe(tgt, n, &kill, ltd_kill) {
cfs_list_del(&tgt->ltd_kill);
__lov_del_obd(obd, tgt);
}
} else {
- cfs_mutex_unlock(&lov->lov_lock);
+ mutex_unlock(&lov->lov_lock);
}
}
}
#endif
- rc = qos_add_tgt(obd, index);
- if (rc)
- CERROR("qos_add_tgt failed %d\n", rc);
-
RETURN(0);
}
rc = 0;
}
- qos_del_tgt(obd, tgt);
-
tgt->ltd_exp = NULL;
RETURN(0);
}
CDEBUG(D_INFO, "Searching in lov %p for uuid %s event(%d)\n",
lov, uuid->uuid, ev);
- obd_getref(obd);
- for (index = 0; index < lov->desc.ld_tgt_count; index++) {
- tgt = lov->lov_tgts[index];
- if (!tgt || !tgt->ltd_exp)
- continue;
+ obd_getref(obd);
+ for (index = 0; index < lov->desc.ld_tgt_count; index++) {
+ tgt = lov->lov_tgts[index];
+ if (!tgt)
+ continue;
+ /*
+ * LU-642, initially inactive OSC could miss the obd_connect,
+ * we make up for it here.
+ */
+ if (ev == OBD_NOTIFY_ACTIVATE && tgt->ltd_exp == NULL &&
+ obd_uuid_equals(uuid, &tgt->ltd_uuid)) {
+ struct obd_uuid lov_osc_uuid = {"LOV_OSC_UUID"};
+
+ obd_connect(NULL, &tgt->ltd_exp, tgt->ltd_obd,
+ &lov_osc_uuid, &lov->lov_ocd, NULL);
+ }
+ if (!tgt->ltd_exp)
+ continue;
CDEBUG(D_INFO, "lov idx %d is %s conn "LPX64"\n",
index, obd_uuid2str(&tgt->ltd_uuid),
lov->desc.ld_active_tgt_count--;
lov->lov_tgts[index]->ltd_exp->exp_obd->obd_inactive = 1;
}
- /* remove any old qos penalty */
- lov->lov_tgts[index]->ltd_qos.ltq_penalty = 0;
} else {
CERROR("Unknown event(%d) for uuid %s", ev, uuid->uuid);
}
enum obd_notify_event ev, void *data)
{
int rc = 0;
+ struct lov_obd *lov = &obd->u.lov;
ENTRY;
+ down_read(&lov->lov_notify_lock);
+ if (!lov->lov_connects) {
+ up_read(&lov->lov_notify_lock);
+ RETURN(rc);
+ }
+
if (ev == OBD_NOTIFY_ACTIVE || ev == OBD_NOTIFY_INACTIVE ||
ev == OBD_NOTIFY_ACTIVATE || ev == OBD_NOTIFY_DEACTIVATE) {
struct obd_uuid *uuid;
LASSERT(watched);
if (strcmp(watched->obd_type->typ_name, LUSTRE_OSC_NAME)) {
+ up_read(&lov->lov_notify_lock);
CERROR("unexpected notification of %s %s!\n",
watched->obd_type->typ_name,
watched->obd_name);
*/
rc = lov_set_osc_active(obd, uuid, ev);
if (rc < 0) {
+ up_read(&lov->lov_notify_lock);
CERROR("event(%d) of %s failed: %d\n", ev,
obd_uuid2str(uuid), rc);
RETURN(rc);
obd_putref(obd);
}
+ up_read(&lov->lov_notify_lock);
RETURN(rc);
}
if (tgt_obd == NULL)
RETURN(-EINVAL);
- cfs_mutex_lock(&lov->lov_lock);
+ mutex_lock(&lov->lov_lock);
if ((index < lov->lov_tgt_size) && (lov->lov_tgts[index] != NULL)) {
tgt = lov->lov_tgts[index];
CERROR("UUID %s already assigned at LOV target index %d\n",
obd_uuid2str(&tgt->ltd_uuid), index);
- cfs_mutex_unlock(&lov->lov_lock);
+ mutex_unlock(&lov->lov_lock);
RETURN(-EEXIST);
}
newsize = newsize << 1;
OBD_ALLOC(newtgts, sizeof(*newtgts) * newsize);
if (newtgts == NULL) {
- cfs_mutex_unlock(&lov->lov_lock);
+ mutex_unlock(&lov->lov_lock);
RETURN(-ENOMEM);
}
oldsize = lov->lov_tgt_size;
}
- lov->lov_tgts = newtgts;
- lov->lov_tgt_size = newsize;
-#ifdef __KERNEL__
- smp_rmb();
-#endif
- if (old)
- OBD_FREE(old, sizeof(*old) * oldsize);
+ lov->lov_tgts = newtgts;
+ lov->lov_tgt_size = newsize;
+ smp_rmb();
+ if (old)
+ OBD_FREE(old, sizeof(*old) * oldsize);
CDEBUG(D_CONFIG, "tgts: %p size: %d\n",
lov->lov_tgts, lov->lov_tgt_size);
OBD_ALLOC_PTR(tgt);
if (!tgt) {
- cfs_mutex_unlock(&lov->lov_lock);
+ mutex_unlock(&lov->lov_lock);
RETURN(-ENOMEM);
}
rc = lov_ost_pool_add(&lov->lov_packed, index, lov->lov_tgt_size);
if (rc) {
- cfs_mutex_unlock(&lov->lov_lock);
+ mutex_unlock(&lov->lov_lock);
OBD_FREE_PTR(tgt);
RETURN(rc);
}
if (index >= lov->desc.ld_tgt_count)
lov->desc.ld_tgt_count = index + 1;
- cfs_mutex_unlock(&lov->lov_lock);
+ mutex_unlock(&lov->lov_lock);
CDEBUG(D_CONFIG, "idx=%d ltd_gen=%d ld_tgt_count=%d\n",
index, tgt->ltd_gen, lov->desc.ld_tgt_count);
if (!tgt->ltd_exp)
GOTO(out, rc = 0);
+ if (lov->lov_cache != NULL) {
+ rc = obd_set_info_async(NULL, tgt->ltd_exp,
+ sizeof(KEY_CACHE_SET), KEY_CACHE_SET,
+ sizeof(struct cl_client_cache), lov->lov_cache,
+ NULL);
+ if (rc < 0)
+ GOTO(out, rc);
+ }
+
rc = lov_notify(obd, tgt->ltd_exp->exp_obd,
active ? OBD_NOTIFY_CONNECT : OBD_NOTIFY_INACTIVE,
(void *)&index);
RETURN(-EINVAL);
}
+ /* to make sure there's no ongoing lov_notify() now */
+ down_write(&lov->lov_notify_lock);
obd_getref(obd);
if (!lov->lov_tgts[index]) {
/* we really delete it from obd_putref */
out:
obd_putref(obd);
+ up_write(&lov->lov_notify_lock);
RETURN(rc);
}
void lov_fix_desc_stripe_size(__u64 *val)
{
- if (*val < PTLRPC_MAX_BRW_SIZE) {
- LCONSOLE_WARN("Increasing default stripe size to min %u\n",
- PTLRPC_MAX_BRW_SIZE);
- *val = PTLRPC_MAX_BRW_SIZE;
- } else if (*val & (LOV_MIN_STRIPE_SIZE - 1)) {
- *val &= ~(LOV_MIN_STRIPE_SIZE - 1);
- LCONSOLE_WARN("Changing default stripe size to "LPU64" (a "
- "multiple of %u)\n",
- *val, LOV_MIN_STRIPE_SIZE);
- }
+ if (*val < LOV_MIN_STRIPE_SIZE) {
+ if (*val != 0)
+ LCONSOLE_INFO("Increasing default stripe size to "
+ "minimum %u\n",
+ LOV_DEFAULT_STRIPE_SIZE);
+ *val = LOV_DEFAULT_STRIPE_SIZE;
+ } else if (*val & (LOV_MIN_STRIPE_SIZE - 1)) {
+ *val &= ~(LOV_MIN_STRIPE_SIZE - 1);
+ LCONSOLE_WARN("Changing default stripe size to "LPU64" (a "
+ "multiple of %u)\n",
+ *val, LOV_MIN_STRIPE_SIZE);
+ }
}
void lov_fix_desc_stripe_count(__u32 *val)
lov->desc = *desc;
lov->lov_tgt_size = 0;
- cfs_mutex_init(&lov->lov_lock);
+ mutex_init(&lov->lov_lock);
cfs_atomic_set(&lov->lov_refcount, 0);
- CFS_INIT_LIST_HEAD(&lov->lov_qos.lq_oss_list);
- cfs_init_rwsem(&lov->lov_qos.lq_rw_sem);
lov->lov_sp_me = LUSTRE_SP_CLI;
- lov->lov_qos.lq_dirty = 1;
- lov->lov_qos.lq_rr.lqr_dirty = 1;
- lov->lov_qos.lq_reset = 1;
- /* Default priority is toward free space balance */
- lov->lov_qos.lq_prio_free = 232;
- /* Default threshold for rr (roughly 17%) */
- lov->lov_qos.lq_threshold_rr = 43;
- /* Init statfs fields */
- OBD_ALLOC_PTR(lov->lov_qos.lq_statfs_data);
- if (NULL == lov->lov_qos.lq_statfs_data)
- RETURN(-ENOMEM);
- cfs_waitq_init(&lov->lov_qos.lq_statfs_waitq);
+
+ init_rwsem(&lov->lov_notify_lock);
lov->lov_pools_hash_body = cfs_hash_create("POOLS", HASH_POOLS_CUR_BITS,
HASH_POOLS_MAX_BITS,
lov->lov_pool_count = 0;
rc = lov_ost_pool_init(&lov->lov_packed, 0);
if (rc)
- GOTO(out_free_statfs, rc);
- rc = lov_ost_pool_init(&lov->lov_qos.lq_rr.lqr_pool, 0);
- if (rc)
- GOTO(out_free_lov_packed, rc);
+ GOTO(out, rc);
lprocfs_lov_init_vars(&lvars);
lprocfs_obd_setup(obd, lvars.obd_vars);
RETURN(0);
-out_free_lov_packed:
- lov_ost_pool_free(&lov->lov_packed);
-out_free_statfs:
- OBD_FREE_PTR(lov->lov_qos.lq_statfs_data);
+out:
return rc;
}
break;
}
case OBD_CLEANUP_EXPORTS:
- lprocfs_obd_cleanup(obd);
rc = obd_llog_finish(obd, 0);
if (rc != 0)
CERROR("failed to cleanup llogging subsystems\n");
pool = cfs_list_entry(pos, struct pool_desc, pool_list);
/* free pool structs */
CDEBUG(D_INFO, "delete pool %p\n", pool);
+ /* In the function below, .hs_keycmp resolves to
+ * pool_hashkey_keycmp() */
+ /* coverity[overrun-buffer-val] */
lov_pool_del(obd, pool->pool_name);
}
cfs_hash_putref(lov->lov_pools_hash_body);
- lov_ost_pool_free(&(lov->lov_qos.lq_rr.lqr_pool));
lov_ost_pool_free(&lov->lov_packed);
+ lprocfs_obd_cleanup(obd);
if (lov->lov_tgts) {
int i;
obd_getref(obd);
lov->lov_tgt_size);
lov->lov_tgt_size = 0;
}
- OBD_FREE_PTR(lov->lov_qos.lq_statfs_data);
RETURN(0);
}
RETURN(rc);
}
-#ifndef log2
-#define log2(n) cfs_ffz(~(n))
-#endif
-
-static int lov_clear_orphans(struct obd_export *export, struct obdo *src_oa,
- struct lov_stripe_md **ea,
- struct obd_trans_info *oti)
-{
- struct lov_obd *lov;
- struct obdo *tmp_oa;
- struct obd_uuid *ost_uuid = NULL;
- int rc = 0, i;
- ENTRY;
-
- LASSERT(src_oa->o_valid & OBD_MD_FLFLAGS &&
- src_oa->o_flags == OBD_FL_DELORPHAN);
-
- lov = &export->exp_obd->u.lov;
-
- OBDO_ALLOC(tmp_oa);
- if (tmp_oa == NULL)
- RETURN(-ENOMEM);
-
- if (oti->oti_ost_uuid) {
- ost_uuid = oti->oti_ost_uuid;
- CDEBUG(D_HA, "clearing orphans only for %s\n",
- ost_uuid->uuid);
- }
-
- obd_getref(export->exp_obd);
- for (i = 0; i < lov->desc.ld_tgt_count; i++) {
- struct lov_stripe_md obj_md;
- struct lov_stripe_md *obj_mdp = &obj_md;
- struct lov_tgt_desc *tgt;
- int err;
-
- tgt = lov->lov_tgts[i];
- if (!tgt)
- continue;
-
- /* if called for a specific target, we don't
- care if it is not active. */
- if (!lov->lov_tgts[i]->ltd_active && ost_uuid == NULL) {
- CDEBUG(D_HA, "lov idx %d inactive\n", i);
- continue;
- }
-
- if (ost_uuid && !obd_uuid_equals(ost_uuid, &tgt->ltd_uuid))
- continue;
-
- CDEBUG(D_CONFIG,"Clear orphans for %d:%s\n", i,
- obd_uuid2str(ost_uuid));
-
- memcpy(tmp_oa, src_oa, sizeof(*tmp_oa));
-
- LASSERT(lov->lov_tgts[i]->ltd_exp);
- /* XXX: LOV STACKING: use real "obj_mdp" sub-data */
- err = obd_create(NULL, lov->lov_tgts[i]->ltd_exp,
- tmp_oa, &obj_mdp, oti);
- if (err) {
- /* This export will be disabled until it is recovered,
- and then orphan recovery will be completed. */
- CERROR("error in orphan recovery on OST idx %d/%d: "
- "rc = %d\n", i, lov->desc.ld_tgt_count, err);
- rc = err;
- }
-
- if (ost_uuid)
- break;
- }
- obd_putref(export->exp_obd);
-
- OBDO_FREE(tmp_oa);
- RETURN(rc);
-}
-
static int lov_recreate(struct obd_export *exp, struct obdo *src_oa,
struct lov_stripe_md **ea, struct obd_trans_info *oti)
{
!lov->lov_tgts[ost_idx])
GOTO(out, rc = -EINVAL);
- for (i = 0; i < lsm->lsm_stripe_count; i++) {
- if (lsm->lsm_oinfo[i]->loi_ost_idx == ost_idx) {
- if (lsm->lsm_oinfo[i]->loi_id != src_oa->o_id)
- GOTO(out, rc = -EINVAL);
- break;
- }
- }
+ for (i = 0; i < lsm->lsm_stripe_count; i++) {
+ if (lsm->lsm_oinfo[i]->loi_ost_idx == ost_idx) {
+ if (ostid_id(&lsm->lsm_oinfo[i]->loi_oi) !=
+ ostid_id(&src_oa->o_oi))
+ GOTO(out, rc = -EINVAL);
+ break;
+ }
+ }
if (i == lsm->lsm_stripe_count)
GOTO(out, rc = -EINVAL);
struct obd_trans_info *oti)
{
struct lov_obd *lov;
- struct obd_info oinfo;
- struct lov_request_set *set = NULL;
- struct lov_request *req;
- struct l_wait_info lwi = { 0 };
int rc = 0;
ENTRY;
if ((src_oa->o_valid & OBD_MD_FLFLAGS) &&
src_oa->o_flags == OBD_FL_DELORPHAN) {
- rc = lov_clear_orphans(exp, src_oa, ea, oti);
- RETURN(rc);
+ /* should be used with LOV anymore */
+ LBUG();
}
lov = &exp->exp_obd->u.lov;
if ((src_oa->o_valid & OBD_MD_FLFLAGS) &&
(src_oa->o_flags & OBD_FL_RECREATE_OBJS)) {
rc = lov_recreate(exp, src_oa, ea, oti);
- GOTO(out, rc);
- }
-
- /* issue statfs rpcs if the osfs data is older than qos_maxage - 1s,
- * later in alloc_qos(), we will wait for those rpcs to complete if
- * the osfs age is older than 2 * qos_maxage */
- qos_statfs_update(exp->exp_obd,
- cfs_time_shift_64(-lov->desc.ld_qos_maxage +
- OBD_STATFS_CACHE_SECONDS),
- 0);
-
- rc = lov_prep_create_set(exp, &oinfo, ea, src_oa, oti, &set);
- if (rc)
- GOTO(out, rc);
-
- cfs_list_for_each_entry(req, &set->set_list, rq_link) {
- /* XXX: LOV STACKING: use real "obj_mdp" sub-data */
- rc = obd_create_async(lov->lov_tgts[req->rq_idx]->ltd_exp,
- &req->rq_oi, &req->rq_oi.oi_md, oti);
}
- /* osc_create have timeout equ obd_timeout/2 so waiting don't be
- * longer then this */
- l_wait_event(set->set_waitq, lov_finished_set(set), &lwi);
-
- /* we not have ptlrpc set for assign set->interpret and should
- * be call interpret function himself. calling from cb_create_update
- * not permited because lov_fini_create_set can sleep for long time,
- * but we must avoid sleeping in ptlrpcd interpret function. */
- rc = lov_fini_create_set(set, ea);
-out:
obd_putref(exp->exp_obd);
RETURN(rc);
}
if (oa->o_valid & OBD_MD_FLCOOKIE)
oti->oti_logcookies = set->set_cookies + req->rq_stripe;
- err = obd_destroy(env, lov->lov_tgts[req->rq_idx]->ltd_exp,
- req->rq_oi.oi_oa, NULL, oti, NULL, capa);
- err = lov_update_common_set(set, req, err);
- if (err) {
- CERROR("error: destroying objid "LPX64" subobj "
- LPX64" on OST idx %d: rc = %d\n",
- oa->o_id, req->rq_oi.oi_oa->o_id,
- req->rq_idx, err);
- if (!rc)
- rc = err;
- }
+ err = obd_destroy(env, lov->lov_tgts[req->rq_idx]->ltd_exp,
+ req->rq_oi.oi_oa, NULL, oti, NULL, capa);
+ err = lov_update_common_set(set, req, err);
+ if (err) {
+ CERROR("%s: destroying objid "DOSTID" subobj "
+ DOSTID" on OST idx %d: rc = %d\n",
+ exp->exp_obd->obd_name, POSTID(&oa->o_oi),
+ POSTID(&req->rq_oi.oi_oa->o_oi),
+ req->rq_idx, err);
+ if (!rc)
+ rc = err;
+ }
}
if (rc == 0) {
cfs_list_for_each (pos, &set->set_list) {
req = cfs_list_entry(pos, struct lov_request, rq_link);
- CDEBUG(D_INFO, "objid "LPX64"[%d] has subobj "LPX64" at idx "
- "%u\n", oinfo->oi_oa->o_id, req->rq_stripe,
- req->rq_oi.oi_oa->o_id, req->rq_idx);
+ CDEBUG(D_INFO, "objid "DOSTID"[%d] has subobj "DOSTID" at idx"
+ " %u\n", POSTID(&oinfo->oi_oa->o_oi), req->rq_stripe,
+ POSTID(&req->rq_oi.oi_oa->o_oi), req->rq_idx);
rc = obd_getattr(env, lov->lov_tgts[req->rq_idx]->ltd_exp,
&req->rq_oi);
- err = lov_update_common_set(set, req, rc);
- if (err) {
- CERROR("error: getattr objid "LPX64" subobj "
- LPX64" on OST idx %d: rc = %d\n",
- oinfo->oi_oa->o_id, req->rq_oi.oi_oa->o_id,
- req->rq_idx, err);
- break;
- }
+ err = lov_update_common_set(set, req, rc);
+ if (err) {
+ CERROR("%s: getattr objid "DOSTID" subobj "
+ DOSTID" on OST idx %d: rc = %d\n",
+ exp->exp_obd->obd_name,
+ POSTID(&oinfo->oi_oa->o_oi),
+ POSTID(&req->rq_oi.oi_oa->o_oi),
+ req->rq_idx, err);
+ break;
+ }
}
rc = lov_fini_getattr_set(set);
if (rc)
RETURN(rc);
- CDEBUG(D_INFO, "objid "LPX64": %ux%u byte stripes\n",
- oinfo->oi_md->lsm_object_id, oinfo->oi_md->lsm_stripe_count,
- oinfo->oi_md->lsm_stripe_size);
-
- cfs_list_for_each (pos, &lovset->set_list) {
- req = cfs_list_entry(pos, struct lov_request, rq_link);
-
- CDEBUG(D_INFO, "objid "LPX64"[%d] has subobj "LPX64" at idx "
- "%u\n", oinfo->oi_oa->o_id, req->rq_stripe,
- req->rq_oi.oi_oa->o_id, req->rq_idx);
- rc = obd_getattr_async(lov->lov_tgts[req->rq_idx]->ltd_exp,
- &req->rq_oi, rqset);
- if (rc) {
- CERROR("error: getattr objid "LPX64" subobj "
- LPX64" on OST idx %d: rc = %d\n",
- oinfo->oi_oa->o_id, req->rq_oi.oi_oa->o_id,
- req->rq_idx, rc);
- GOTO(out, rc);
- }
- }
+ CDEBUG(D_INFO, "objid "DOSTID": %ux%u byte stripes\n",
+ POSTID(&oinfo->oi_md->lsm_oi), oinfo->oi_md->lsm_stripe_count,
+ oinfo->oi_md->lsm_stripe_size);
+
+ cfs_list_for_each(pos, &lovset->set_list) {
+ req = cfs_list_entry(pos, struct lov_request, rq_link);
+
+ CDEBUG(D_INFO, "objid "DOSTID"[%d] has subobj "DOSTID" at idx"
+ "%u\n", POSTID(&oinfo->oi_oa->o_oi), req->rq_stripe,
+ POSTID(&req->rq_oi.oi_oa->o_oi), req->rq_idx);
+ rc = obd_getattr_async(lov->lov_tgts[req->rq_idx]->ltd_exp,
+ &req->rq_oi, rqset);
+ if (rc) {
+ CERROR("%s: getattr objid "DOSTID" subobj"
+ DOSTID" on OST idx %d: rc = %d\n",
+ exp->exp_obd->obd_name,
+ POSTID(&oinfo->oi_oa->o_oi),
+ POSTID(&req->rq_oi.oi_oa->o_oi),
+ req->rq_idx, rc);
+ GOTO(out, rc);
+ }
+ }
if (!cfs_list_empty(&rqset->set_requests)) {
LASSERT(rc == 0);
cfs_list_for_each (pos, &set->set_list) {
req = cfs_list_entry(pos, struct lov_request, rq_link);
- rc = obd_setattr(env, lov->lov_tgts[req->rq_idx]->ltd_exp,
- &req->rq_oi, NULL);
- err = lov_update_setattr_set(set, req, rc);
- if (err) {
- CERROR("error: setattr objid "LPX64" subobj "
- LPX64" on OST idx %d: rc = %d\n",
- set->set_oi->oi_oa->o_id,
- req->rq_oi.oi_oa->o_id, req->rq_idx, err);
- if (!rc)
- rc = err;
- }
+ rc = obd_setattr(env, lov->lov_tgts[req->rq_idx]->ltd_exp,
+ &req->rq_oi, NULL);
+ err = lov_update_setattr_set(set, req, rc);
+ if (err) {
+ CERROR("%s: setattr objid "DOSTID" subobj "
+ DOSTID" on OST idx %d: rc = %d\n",
+ exp->exp_obd->obd_name,
+ POSTID(&set->set_oi->oi_oa->o_oi),
+ POSTID(&req->rq_oi.oi_oa->o_oi), req->rq_idx,
+ err);
+ if (!rc)
+ rc = err;
+ }
}
err = lov_fini_setattr_set(set);
if (!rc)
if (rc)
RETURN(rc);
- CDEBUG(D_INFO, "objid "LPX64": %ux%u byte stripes\n",
- oinfo->oi_md->lsm_object_id, oinfo->oi_md->lsm_stripe_count,
- oinfo->oi_md->lsm_stripe_size);
-
- cfs_list_for_each (pos, &set->set_list) {
- req = cfs_list_entry(pos, struct lov_request, rq_link);
-
- if (oinfo->oi_oa->o_valid & OBD_MD_FLCOOKIE)
- oti->oti_logcookies = set->set_cookies + req->rq_stripe;
-
- CDEBUG(D_INFO, "objid "LPX64"[%d] has subobj "LPX64" at idx "
- "%u\n", oinfo->oi_oa->o_id, req->rq_stripe,
- req->rq_oi.oi_oa->o_id, req->rq_idx);
-
- rc = obd_setattr_async(lov->lov_tgts[req->rq_idx]->ltd_exp,
- &req->rq_oi, oti, rqset);
- if (rc) {
- CERROR("error: setattr objid "LPX64" subobj "
- LPX64" on OST idx %d: rc = %d\n",
- set->set_oi->oi_oa->o_id,
- req->rq_oi.oi_oa->o_id,
- req->rq_idx, rc);
- break;
- }
- }
+ CDEBUG(D_INFO, "objid "DOSTID": %ux%u byte stripes\n",
+ POSTID(&oinfo->oi_md->lsm_oi),
+ oinfo->oi_md->lsm_stripe_count,
+ oinfo->oi_md->lsm_stripe_size);
+
+ cfs_list_for_each(pos, &set->set_list) {
+ req = cfs_list_entry(pos, struct lov_request, rq_link);
+
+ if (oinfo->oi_oa->o_valid & OBD_MD_FLCOOKIE)
+ oti->oti_logcookies = set->set_cookies + req->rq_stripe;
+
+ CDEBUG(D_INFO, "objid "DOSTID"[%d] has subobj "DOSTID" at idx"
+ "%u\n", POSTID(&oinfo->oi_oa->o_oi), req->rq_stripe,
+ POSTID(&req->rq_oi.oi_oa->o_oi), req->rq_idx);
+
+ rc = obd_setattr_async(lov->lov_tgts[req->rq_idx]->ltd_exp,
+ &req->rq_oi, oti, rqset);
+ if (rc) {
+ CERROR("error: setattr objid "DOSTID" subobj"
+ DOSTID" on OST idx %d: rc = %d\n",
+ POSTID(&set->set_oi->oi_oa->o_oi),
+ POSTID(&req->rq_oi.oi_oa->o_oi),
+ req->rq_idx, rc);
+ break;
+ }
+ }
/* If we are not waiting for responses on async requests, return. */
if (rc || !rqset || cfs_list_empty(&rqset->set_requests)) {
cfs_list_for_each (pos, &set->set_list) {
req = cfs_list_entry(pos, struct lov_request, rq_link);
- rc = obd_punch(env, lov->lov_tgts[req->rq_idx]->ltd_exp,
- &req->rq_oi, NULL, rqset);
- if (rc) {
- CERROR("error: punch objid "LPX64" subobj "LPX64
- " on OST idx %d: rc = %d\n",
- set->set_oi->oi_oa->o_id,
- req->rq_oi.oi_oa->o_id, req->rq_idx, rc);
- break;
- }
+ rc = obd_punch(env, lov->lov_tgts[req->rq_idx]->ltd_exp,
+ &req->rq_oi, NULL, rqset);
+ if (rc) {
+ CERROR("%s: punch objid "DOSTID" subobj "DOSTID
+ " on OST idx %d: rc = %d\n",
+ exp->exp_obd->obd_name,
+ POSTID(&set->set_oi->oi_oa->o_oi),
+ POSTID(&req->rq_oi.oi_oa->o_oi), req->rq_idx, rc);
+ break;
+ }
}
if (rc || cfs_list_empty(&rqset->set_requests)) {
if (rc)
RETURN(rc);
- CDEBUG(D_INFO, "fsync objid "LPX64" ["LPX64", "LPX64"]\n",
- set->set_oi->oi_oa->o_id, start, end);
+ CDEBUG(D_INFO, "fsync objid "DOSTID" ["LPX64", "LPX64"]\n",
+ POSTID(&set->set_oi->oi_oa->o_oi), start, end);
cfs_list_for_each (pos, &set->set_list) {
req = cfs_list_entry(pos, struct lov_request, rq_link);
rc = obd_sync(env, lov->lov_tgts[req->rq_idx]->ltd_exp,
&req->rq_oi, req->rq_oi.oi_policy.l_extent.start,
req->rq_oi.oi_policy.l_extent.end, rqset);
- if (rc) {
- CERROR("error: fsync objid "LPX64" subobj "LPX64
- " on OST idx %d: rc = %d\n",
- set->set_oi->oi_oa->o_id,
- req->rq_oi.oi_oa->o_id, req->rq_idx, rc);
- break;
- }
+ if (rc) {
+ CERROR("%s: fsync objid "DOSTID" subobj "DOSTID
+ " on OST idx %d: rc = %d\n",
+ exp->exp_obd->obd_name,
+ POSTID(&set->set_oi->oi_oa->o_oi),
+ POSTID(&req->rq_oi.oi_oa->o_oi), req->rq_idx,
+ rc);
+ break;
+ }
}
/* If we are not waiting for responses on async requests, return. */
continue;
}
- LASSERT_SEQ_IS_MDT(loi->loi_seq);
- submd.lsm_object_id = loi->loi_id;
- submd.lsm_object_seq = loi->loi_seq;
- submd.lsm_stripe_count = 0;
- rc = obd_change_cbdata(lov->lov_tgts[loi->loi_ost_idx]->ltd_exp,
- &submd, it, data);
- }
- RETURN(rc);
+ submd.lsm_oi = loi->loi_oi;
+ submd.lsm_stripe_count = 0;
+ rc = obd_change_cbdata(lov->lov_tgts[loi->loi_ost_idx]->ltd_exp,
+ &submd, it, data);
+ }
+ RETURN(rc);
}
/* find any ldlm lock of the inode in lov
CDEBUG(D_HA, "lov idx %d NULL \n", loi->loi_ost_idx);
continue;
}
-
- LASSERT_SEQ_IS_MDT(loi->loi_seq);
- submd.lsm_object_id = loi->loi_id;
- submd.lsm_object_seq = loi->loi_seq;
- submd.lsm_stripe_count = 0;
- rc = obd_find_cbdata(lov->lov_tgts[loi->loi_ost_idx]->ltd_exp,
- &submd, it, data);
- if (rc != 0)
- RETURN(rc);
- }
- RETURN(rc);
+ submd.lsm_oi = loi->loi_oi;
+ submd.lsm_stripe_count = 0;
+ rc = obd_find_cbdata(lov->lov_tgts[loi->loi_ost_idx]->ltd_exp,
+ &submd, it, data);
+ if (rc != 0)
+ RETURN(rc);
+ }
+ RETURN(rc);
}
static int lov_cancel(struct obd_export *exp, struct lov_stripe_md *lsm,
if (!exp || !exp->exp_obd)
RETURN(-ENODEV);
- LASSERT_SEQ_IS_MDT(lsm->lsm_object_seq);
LASSERT(lockh);
lov = &exp->exp_obd->u.lov;
rc = lov_prep_cancel_set(exp, &oinfo, lsm, mode, lockh, &set);
if (rc)
RETURN(rc);
- cfs_list_for_each (pos, &set->set_list) {
- req = cfs_list_entry(pos, struct lov_request, rq_link);
- lov_lockhp = set->set_lockh->llh_handles + req->rq_stripe;
-
- rc = obd_cancel(lov->lov_tgts[req->rq_idx]->ltd_exp,
- req->rq_oi.oi_md, mode, lov_lockhp);
- rc = lov_update_common_set(set, req, rc);
- if (rc) {
- CERROR("error: cancel objid "LPX64" subobj "
- LPX64" on OST idx %d: rc = %d\n",
- lsm->lsm_object_id,
- req->rq_oi.oi_md->lsm_object_id,
- req->rq_idx, rc);
- err = rc;
- }
-
- }
- lov_fini_cancel_set(set);
- RETURN(err);
+ cfs_list_for_each(pos, &set->set_list) {
+ req = cfs_list_entry(pos, struct lov_request, rq_link);
+ lov_lockhp = set->set_lockh->llh_handles + req->rq_stripe;
+
+ rc = obd_cancel(lov->lov_tgts[req->rq_idx]->ltd_exp,
+ req->rq_oi.oi_md, mode, lov_lockhp);
+ rc = lov_update_common_set(set, req, rc);
+ if (rc) {
+ CERROR("%s: cancel objid "DOSTID" subobj "
+ DOSTID" on OST idx %d: rc = %d\n",
+ exp->exp_obd->obd_name, POSTID(&lsm->lsm_oi),
+ POSTID(&req->rq_oi.oi_md->lsm_oi),
+ req->rq_idx, rc);
+ err = rc;
+ }
+
+ }
+ lov_fini_cancel_set(set);
+ RETURN(err);
}
static int lov_cancel_unused(struct obd_export *exp,
ASSERT_LSM_MAGIC(lsm);
- LASSERT_SEQ_IS_MDT(lsm->lsm_object_seq);
- for (i = 0; i < lsm->lsm_stripe_count; i++) {
- struct lov_stripe_md submd;
- struct lov_oinfo *loi = lsm->lsm_oinfo[i];
- int err;
-
- if (!lov->lov_tgts[loi->loi_ost_idx]) {
- CDEBUG(D_HA, "lov idx %d NULL\n", loi->loi_ost_idx);
- continue;
- }
-
- if (!lov->lov_tgts[loi->loi_ost_idx]->ltd_active)
- CDEBUG(D_HA, "lov idx %d inactive\n", loi->loi_ost_idx);
-
- submd.lsm_object_id = loi->loi_id;
- submd.lsm_object_seq = loi->loi_seq;
- submd.lsm_stripe_count = 0;
- err = obd_cancel_unused(lov->lov_tgts[loi->loi_ost_idx]->ltd_exp,
- &submd, flags, opaque);
- if (err && lov->lov_tgts[loi->loi_ost_idx]->ltd_active) {
- CERROR("error: cancel unused objid "LPX64" subobj "LPX64
- " on OST idx %d: rc = %d\n", lsm->lsm_object_id,
- loi->loi_id, loi->loi_ost_idx, err);
- if (!rc)
- rc = err;
- }
- }
- RETURN(rc);
+ for (i = 0; i < lsm->lsm_stripe_count; i++) {
+ struct lov_stripe_md submd;
+ struct lov_oinfo *loi = lsm->lsm_oinfo[i];
+ int idx = loi->loi_ost_idx;
+ int err;
+
+ if (!lov->lov_tgts[idx]) {
+ CDEBUG(D_HA, "lov idx %d NULL\n", idx);
+ continue;
+ }
+
+ if (!lov->lov_tgts[idx]->ltd_active)
+ CDEBUG(D_HA, "lov idx %d inactive\n", idx);
+
+ submd.lsm_oi = loi->loi_oi;
+ submd.lsm_stripe_count = 0;
+ err = obd_cancel_unused(lov->lov_tgts[idx]->ltd_exp,
+ &submd, flags, opaque);
+ if (err && lov->lov_tgts[idx]->ltd_active) {
+ CERROR("%s: cancel unused objid "DOSTID
+ " subobj "DOSTID" on OST idx %d: rc = %d\n",
+ exp->exp_obd->obd_name, POSTID(&lsm->lsm_oi),
+ POSTID(&loi->loi_oi), idx, err);
+ if (!rc)
+ rc = err;
+ }
+ }
+ RETURN(rc);
}
int lov_statfs_interpret(struct ptlrpc_request_set *rqset, void *data, int rc)
struct obd_device *osc_obd;
struct obd_statfs stat_buf = {0};
__u32 index;
+ __u32 flags;
memcpy(&index, data->ioc_inlbuf2, sizeof(__u32));
if ((index >= count))
RETURN(-EINVAL);
/* copy UUID */
- if (cfs_copy_to_user(data->ioc_pbuf2, obd2cli_tgt(osc_obd),
- min((int) data->ioc_plen2,
- (int) sizeof(struct obd_uuid))))
+ if (copy_to_user(data->ioc_pbuf2, obd2cli_tgt(osc_obd),
+ min((int)data->ioc_plen2,
+ (int)sizeof(struct obd_uuid))))
RETURN(-EFAULT);
+ flags = uarg ? *(__u32*)uarg : 0;
/* got statfs data */
rc = obd_statfs(NULL, lov->lov_tgts[index]->ltd_exp, &stat_buf,
cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
- 0);
+ flags);
if (rc)
RETURN(rc);
- if (cfs_copy_to_user(data->ioc_pbuf1, &stat_buf,
+ if (copy_to_user(data->ioc_pbuf1, &stat_buf,
min((int) data->ioc_plen1,
(int) sizeof(stat_buf))))
RETURN(-EFAULT);
*genp = lov->lov_tgts[i]->ltd_gen;
}
- if (cfs_copy_to_user((void *)uarg, buf, len))
+ if (copy_to_user((void *)uarg, buf, len))
rc = -EFAULT;
obd_ioctl_freedata(buf, len);
break;
struct lov_tgt_desc *tgt = NULL;
struct obd_quotactl *oqctl;
- if (qctl->qc_valid == QC_OSTIDX) {
- if (qctl->qc_idx < 0 || count <= qctl->qc_idx)
- RETURN(-EINVAL);
+ if (qctl->qc_valid == QC_OSTIDX) {
+ if (count <= qctl->qc_idx)
+ RETURN(-EINVAL);
- tgt = lov->lov_tgts[qctl->qc_idx];
- if (!tgt || !tgt->ltd_exp)
- RETURN(-EINVAL);
+ tgt = lov->lov_tgts[qctl->qc_idx];
+ if (!tgt || !tgt->ltd_exp)
+ RETURN(-EINVAL);
} else if (qctl->qc_valid == QC_UUID) {
for (i = 0; i < count; i++) {
tgt = lov->lov_tgts[i];
break;
}
}
+ if (stripe_no == -1)
+ return -EINVAL;
/* If we have finished mapping on previous device, shift logical
* offset to start of next device */
int count_local;
unsigned int get_num_extents = 0;
int ost_index = 0, actual_start_stripe, start_stripe;
- obd_size fm_start, fm_end, fm_length, fm_end_offset = 0;
+ obd_size fm_start, fm_end, fm_length, fm_end_offset;
obd_size curr_loc;
int current_extent = 0, rc = 0, i;
int ost_eof = 0; /* EOF for object */
int cur_stripe = 0, cur_stripe_wrap = 0, stripe_count;
unsigned int buffer_size = FIEMAP_BUFFER_SIZE;
- if (lsm == NULL)
- GOTO(out, rc = 0);
+ if (!lsm_has_objects(lsm)) {
+ if (lsm && lsm_is_released(lsm) && (fm_key->fiemap.fm_start <
+ fm_key->oa.o_size)) {
+ /* released file, return a minimal FIEMAP if
+ * request fits in file-size.
+ */
+ fiemap->fm_mapped_extents = 1;
+ fiemap->fm_extents[0].fe_logical =
+ fm_key->fiemap.fm_start;
+ if (fm_key->fiemap.fm_start + fm_key->fiemap.fm_length <
+ fm_key->oa.o_size)
+ fiemap->fm_extents[0].fe_length =
+ fm_key->fiemap.fm_length;
+ else
+ fiemap->fm_extents[0].fe_length =
+ fm_key->oa.o_size -
+ fm_key->fiemap.fm_start;
+ fiemap->fm_extents[0].fe_flags |=
+ (FIEMAP_EXTENT_UNKNOWN |
+ FIEMAP_EXTENT_LAST);
+ }
+ GOTO(out, rc = 0);
+ }
if (fiemap_count_to_size(fm_key->fiemap.fm_extent_count) < buffer_size)
buffer_size = fiemap_count_to_size(fm_key->fiemap.fm_extent_count);
last_stripe = fiemap_calc_last_stripe(lsm, fm_start, fm_end,
actual_start_stripe, &stripe_count);
- fm_end_offset = fiemap_calc_fm_end_offset(fiemap, lsm, fm_start, fm_end,
- &start_stripe);
+ fm_end_offset = fiemap_calc_fm_end_offset(fiemap, lsm, fm_start,
+ fm_end, &start_stripe);
+ if (fm_end_offset == -EINVAL)
+ GOTO(out, rc = -EINVAL);
if (fiemap->fm_extent_count == 0) {
get_num_extents = 1;
fm_local->fm_mapped_extents = 0;
fm_local->fm_flags = fiemap->fm_flags;
- fm_key->oa.o_id = lsm->lsm_oinfo[cur_stripe]->loi_id;
- fm_key->oa.o_seq = lsm->lsm_oinfo[cur_stripe]->loi_seq;
+ fm_key->oa.o_oi = lsm->lsm_oinfo[cur_stripe]->loi_oi;
ost_index = lsm->lsm_oinfo[cur_stripe]->loi_ost_idx;
if (ost_index < 0 || ost_index >=lov->desc.ld_tgt_count)
fiemap->fm_mapped_extents = current_extent;
out:
- OBD_FREE_LARGE(fm_local, buffer_size);
+ if (fm_local)
+ OBD_FREE_LARGE(fm_local, buffer_size);
return rc;
}
loi = lsm->lsm_oinfo[i];
if (!lov->lov_tgts[loi->loi_ost_idx])
continue;
- if (lov->lov_tgts[loi->loi_ost_idx]->ltd_exp ==
- data->lock->l_conn_export &&
- osc_res_name_eq(loi->loi_id, loi->loi_seq, res_id)) {
- *stripe = i;
- GOTO(out, rc = 0);
- }
+ if (lov->lov_tgts[loi->loi_ost_idx]->ltd_exp ==
+ data->lock->l_conn_export &&
+ ostid_res_name_eq(&loi->loi_oi, res_id)) {
+ *stripe = i;
+ GOTO(out, rc = 0);
+ }
}
LDLM_ERROR(data->lock, "lock on inode without such object");
dump_lsm(D_ERROR, lsm);
if (!tgt || !tgt->ltd_exp)
GOTO(out, rc = -ESRCH);
- *((__u64*)val) = tgt->ltd_exp->exp_connect_flags;
+ *((__u64 *)val) = exp_connect_flags(tgt->ltd_exp);
GOTO(out, rc = 0);
} else if (KEY_IS(KEY_TGT_COUNT)) {
*((int *)val) = lov->desc.ld_tgt_count;
mds_con = 1;
} else if (KEY_IS(KEY_CAPA_KEY)) {
capa = 1;
- }
+ } else if (KEY_IS(KEY_CACHE_SET)) {
+ LASSERT(lov->lov_cache == NULL);
+ lov->lov_cache = val;
+ do_inactive = 1;
+ }
for (i = 0; i < count; i++, val = (char *)val + incr) {
if (next_id) {
RETURN(rc);
}
-int lov_test_and_clear_async_rc(struct lov_stripe_md *lsm)
-{
- int i, rc = 0;
- ENTRY;
-
- for (i = 0; i < lsm->lsm_stripe_count; i++) {
- struct lov_oinfo *loi = lsm->lsm_oinfo[i];
- if (loi->loi_ar.ar_rc && !rc)
- rc = loi->loi_ar.ar_rc;
- loi->loi_ar.ar_rc = 0;
- }
- RETURN(rc);
-}
-EXPORT_SYMBOL(lov_test_and_clear_async_rc);
-
-
static int lov_extent_calc(struct obd_export *exp, struct lov_stripe_md *lsm,
int cmd, __u64 *offset)
{
void lov_stripe_lock(struct lov_stripe_md *md)
{
- LASSERT(md->lsm_lock_owner != cfs_curproc_pid());
- cfs_spin_lock(&md->lsm_lock);
- LASSERT(md->lsm_lock_owner == 0);
- md->lsm_lock_owner = cfs_curproc_pid();
+ LASSERT(md->lsm_lock_owner != current_pid());
+ spin_lock(&md->lsm_lock);
+ LASSERT(md->lsm_lock_owner == 0);
+ md->lsm_lock_owner = current_pid();
}
EXPORT_SYMBOL(lov_stripe_lock);
void lov_stripe_unlock(struct lov_stripe_md *md)
{
- LASSERT(md->lsm_lock_owner == cfs_curproc_pid());
- md->lsm_lock_owner = 0;
- cfs_spin_unlock(&md->lsm_lock);
+ LASSERT(md->lsm_lock_owner == current_pid());
+ md->lsm_lock_owner = 0;
+ spin_unlock(&md->lsm_lock);
}
EXPORT_SYMBOL(lov_stripe_unlock);
RETURN(rc);
}
-int lov_quota_adjust_qunit(struct obd_export *exp,
- struct quota_adjust_qunit *oqaq,
- struct lustre_quota_ctxt *qctxt,
- struct ptlrpc_request_set *rqset)
-{
- struct obd_device *obd = class_exp2obd(exp);
- struct lov_obd *lov = &obd->u.lov;
- int i, err, rc = 0;
- unsigned no_set = 0;
- ENTRY;
-
- if (!QAQ_IS_ADJBLK(oqaq)) {
- CERROR("bad qaq_flags %x for lov obd.\n", oqaq->qaq_flags);
- RETURN(-EFAULT);
- }
-
- if (rqset == NULL) {
- rqset = ptlrpc_prep_set();
- if (!rqset)
- RETURN(-ENOMEM);
- no_set = 1;
- }
-
- obd_getref(obd);
- for (i = 0; i < lov->desc.ld_tgt_count; i++) {
-
- if (!lov->lov_tgts[i] || !lov->lov_tgts[i]->ltd_active) {
- CDEBUG(D_HA, "ost %d is inactive\n", i);
- continue;
- }
-
- err = obd_quota_adjust_qunit(lov->lov_tgts[i]->ltd_exp, oqaq,
- NULL, rqset);
- if (err) {
- if (lov->lov_tgts[i]->ltd_active && !rc)
- rc = err;
- continue;
- }
- }
-
- err = ptlrpc_set_wait(rqset);
- if (!rc)
- rc = err;
-
- /* Destroy the set if none was provided by the caller */
- if (no_set)
- ptlrpc_set_destroy(rqset);
-
- obd_putref(obd);
- RETURN(rc);
-}
-
struct obd_ops lov_obd_ops = {
.o_owner = THIS_MODULE,
.o_setup = lov_setup,
.o_putref = lov_putref,
.o_quotactl = lov_quotactl,
.o_quotacheck = lov_quotacheck,
- .o_quota_adjust_qunit = lov_quota_adjust_qunit,
};
-static quota_interface_t *quota_interface;
-extern quota_interface_t lov_quota_interface;
-
-cfs_mem_cache_t *lov_oinfo_slab;
+struct kmem_cache *lov_oinfo_slab;
extern struct lu_kmem_descr lov_caches[];
int __init lov_init(void)
{
struct lprocfs_static_vars lvars = { 0 };
- int rc, rc2;
+ int rc;
ENTRY;
/* print an address of _any_ initialized kernel symbol from this
if (rc)
return rc;
- lov_oinfo_slab = cfs_mem_cache_create("lov_oinfo",
- sizeof(struct lov_oinfo),
- 0, CFS_SLAB_HWCACHE_ALIGN);
+ lov_oinfo_slab = kmem_cache_create("lov_oinfo",
+ sizeof(struct lov_oinfo), 0,
+ SLAB_HWCACHE_ALIGN, NULL);
if (lov_oinfo_slab == NULL) {
lu_kmem_fini(lov_caches);
return -ENOMEM;
}
lprocfs_lov_init_vars(&lvars);
- cfs_request_module("lquota");
- quota_interface = PORTAL_SYMBOL_GET(lov_quota_interface);
- init_obd_quota_ops(quota_interface, &lov_obd_ops);
-
rc = class_register_type(&lov_obd_ops, NULL, lvars.module_vars,
LUSTRE_LOV_NAME, &lov_device_type);
if (rc) {
- if (quota_interface)
- PORTAL_SYMBOL_PUT(lov_quota_interface);
- rc2 = cfs_mem_cache_destroy(lov_oinfo_slab);
- LASSERT(rc2 == 0);
+ kmem_cache_destroy(lov_oinfo_slab);
lu_kmem_fini(lov_caches);
}
#ifdef __KERNEL__
static void /*__exit*/ lov_exit(void)
{
- int rc;
-
- lu_device_type_fini(&lov_device_type);
- lu_kmem_fini(lov_caches);
-
- if (quota_interface)
- PORTAL_SYMBOL_PUT(lov_quota_interface);
-
- class_unregister_type(LUSTRE_LOV_NAME);
- rc = cfs_mem_cache_destroy(lov_oinfo_slab);
- LASSERT(rc == 0);
+ class_unregister_type(LUSTRE_LOV_NAME);
+ kmem_cache_destroy(lov_oinfo_slab);
+ lu_kmem_fini(lov_caches);
}
MODULE_AUTHOR("Sun Microsystems, Inc. <http://www.lustre.org/>");