#include <lustre_param.h>
#include "osc_internal.h"
-static quota_interface_t *quota_interface = NULL;
-extern quota_interface_t osc_quota_interface;
-
static void osc_release_ppga(struct brw_page **ppga, obd_count count);
static int brw_interpret(const struct lu_env *env,
struct ptlrpc_request *req, void *data, int rc);
+static void osc_check_rpcs0(const struct lu_env *env, struct client_obd *cli,
+ int ptlrpc);
int osc_cleanup(struct obd_device *obd);
/* Pack OSC object metadata for disk storage (LE byte order). */
/* do mds to ost setattr asynchronously */
if (!rqset) {
/* Do not wait for response. */
- ptlrpcd_add_req(req, PSCOPE_OTHER);
+ ptlrpcd_add_req(req, PDL_POLICY_ROUND, -1);
} else {
req->rq_interpret_reply =
(ptlrpc_interpterer_t)osc_setattr_interpret;
sa->sa_cookie = cookie;
if (rqset == PTLRPCD_SET)
- ptlrpcd_add_req(req, PSCOPE_OTHER);
+ ptlrpcd_add_req(req, PDL_POLICY_ROUND, -1);
else
ptlrpc_set_add_req(rqset, req);
}
sa->sa_upcall = upcall;
sa->sa_cookie = cookie;
if (rqset == PTLRPCD_SET)
- ptlrpcd_add_req(req, PSCOPE_OTHER);
+ ptlrpcd_add_req(req, PDL_POLICY_ROUND, -1);
else
ptlrpc_set_add_req(rqset, req);
}
/* Do not wait for response */
- ptlrpcd_add_req(req, PSCOPE_OTHER);
+ ptlrpcd_add_req(req, PDL_POLICY_ROUND, -1);
RETURN(0);
}
static inline int can_merge_pages(struct brw_page *p1, struct brw_page *p2)
{
if (p1->flag != p2->flag) {
- unsigned mask = ~(OBD_BRW_FROM_GRANT|
- OBD_BRW_NOCACHE|OBD_BRW_SYNC|OBD_BRW_ASYNC);
+ unsigned mask = ~(OBD_BRW_FROM_GRANT| OBD_BRW_NOCACHE|
+ OBD_BRW_SYNC|OBD_BRW_ASYNC|OBD_BRW_NOQUOTA);
/* warn if we try to combine flags that we don't know to be
* safe to combine */
- if ((p1->flag & mask) != (p2->flag & mask))
- CERROR("is it ok to have flags 0x%x and 0x%x in the "
- "same brw?\n", p1->flag, p2->flag);
+ if (unlikely((p1->flag & mask) != (p2->flag & mask))) {
+ CWARN("Saw flags 0x%x and 0x%x in the same brw, please "
+ "report this at http://bugs.whamcloud.com/\n",
+ p1->flag, p2->flag);
+ }
return 0;
}
if (opc == OST_WRITE && OBD_FAIL_CHECK(OBD_FAIL_OSC_CHECKSUM_SEND))
cksum++;
- return cksum;
+ return fini_checksum(cksum, cksum_type);
}
static int osc_brw_prep_request(int cmd, struct client_obd *cli,struct obdo *oa,
return 0;
}
- /* If this is mmaped file - it can be changed at any time */
- if (oa->o_valid & OBD_MD_FLFLAGS && oa->o_flags & OBD_FL_MMAP)
- return 1;
-
- if (oa->o_valid & OBD_MD_FLFLAGS)
- cksum_type = cksum_type_unpack(oa->o_flags);
- else
- cksum_type = OBD_CKSUM_CRC32;
-
+ cksum_type = cksum_type_unpack(oa->o_valid & OBD_MD_FLFLAGS ?
+ oa->o_flags : 0);
new_cksum = osc_checksum_bulk(nob, page_count, pga, OST_WRITE,
cksum_type);
RETURN(-EPROTO);
}
-#ifdef HAVE_QUOTA_SUPPORT
/* set/clear over quota flag for a uid/gid */
if (lustre_msg_get_opc(req->rq_reqmsg) == OST_WRITE &&
body->oa.o_valid & (OBD_MD_FLUSRQUOTA | OBD_MD_FLGRPQUOTA)) {
CDEBUG(D_QUOTA, "setdq for [%u %u] with valid "LPX64", flags %x\n",
body->oa.o_uid, body->oa.o_gid, body->oa.o_valid,
body->oa.o_flags);
- lquota_setdq(quota_interface, cli, qid, body->oa.o_valid,
- body->oa.o_flags);
+ osc_quota_setdq(cli, qid, body->oa.o_valid, body->oa.o_flags);
}
-#endif
osc_update_grant(cli, body);
char *router;
cksum_type_t cksum_type;
- if (body->oa.o_valid & OBD_MD_FLFLAGS)
- cksum_type = cksum_type_unpack(body->oa.o_flags);
- else
- cksum_type = OBD_CKSUM_CRC32;
+ cksum_type = cksum_type_unpack(body->oa.o_valid &OBD_MD_FLFLAGS?
+ body->oa.o_flags : 0);
client_cksum = osc_checksum_bulk(rc, aa->aa_page_count,
aa->aa_ppga, OST_READ,
cksum_type);
static int lop_makes_rpc(struct client_obd *cli, struct loi_oap_pages *lop,
int cmd)
{
- int optimal;
ENTRY;
if (lop->lop_num_pending == 0)
CDEBUG(D_CACHE, "urgent request forcing RPC\n");
RETURN(1);
}
- /* fire off rpcs when we have 'optimal' rpcs as tuned for the wire. */
- optimal = cli->cl_max_pages_per_rpc;
+
if (cmd & OBD_BRW_WRITE) {
/* trigger a write rpc stream as long as there are dirtiers
* waiting for space. as they're waiting, they're not going to
CDEBUG(D_CACHE, "cache waiters forcing RPC\n");
RETURN(1);
}
- /* +16 to avoid triggering rpcs that would want to include pages
- * that are being queued but which can't be made ready until
- * the queuer finishes with the page. this is a wart for
- * llite::commit_write() */
- optimal += 16;
}
- if (lop->lop_num_pending >= optimal)
+ if (lop->lop_num_pending >= cli->cl_max_pages_per_rpc)
RETURN(1);
RETURN(0);
rc = oap->oap_caller_ops->ap_completion(env, oap->oap_caller_data,
oap->oap_cmd, oa, rc);
- /* ll_ap_completion (from llite) drops PG_locked. so, a new
- * I/O on the page could start, but OSC calls it under lock
- * and thus we can add oap back to pending safely */
+ /* cl_page_completion() drops PG_locked. so, a new I/O on the page could
+ * start, but OSC calls it under lock and thus we can add oap back to
+ * pending safely */
if (rc)
/* upper layer wants to leave the page on pending queue */
osc_oap_to_pending(oap);
EXIT;
}
+static int brw_queue_work(const struct lu_env *env, void *data)
+{
+ struct client_obd *cli = data;
+
+ CDEBUG(D_CACHE, "Run writeback work for client obd %p.\n", cli);
+
+ client_obd_list_lock(&cli->cl_loi_list_lock);
+ osc_check_rpcs0(env, cli, 1);
+ client_obd_list_unlock(&cli->cl_loi_list_lock);
+ RETURN(0);
+}
+
static int brw_interpret(const struct lu_env *env,
struct ptlrpc_request *req, void *data, int rc)
{
rc = osc_brw_fini_request(req, rc);
CDEBUG(D_INODE, "request %p aa %p rc %d\n", req, aa, rc);
if (osc_recoverable_error(rc)) {
- /* Only retry once for mmaped files since the mmaped page
- * might be modified at anytime. We have to retry at least
- * once in case there WAS really a corruption of the page
- * on the network, that was not caused by mmap() modifying
- * the page. Bug11742 */
- if ((rc == -EAGAIN) && (aa->aa_resends > 0) &&
- aa->aa_oa->o_valid & OBD_MD_FLFLAGS &&
- aa->aa_oa->o_flags & OBD_FL_MMAP) {
- rc = 0;
- } else {
- rc = osc_brw_redo_request(req, aa);
- if (rc == 0)
- RETURN(0);
- }
+ rc = osc_brw_redo_request(req, aa);
+ if (rc == 0)
+ RETURN(0);
}
if (aa->aa_ocapa) {
}
cli = aa->aa_cli;
-
client_obd_list_lock(&cli->cl_loi_list_lock);
/* We need to decrement before osc_ap_completion->osc_wake_cache_waiters
osc_release_write_grant(aa->aa_cli, aa->aa_ppga[i], 1);
}
osc_wake_cache_waiters(cli);
- osc_check_rpcs(env, cli);
+ osc_check_rpcs0(env, cli, 1);
client_obd_list_unlock(&cli->cl_loi_list_lock);
+
if (!async)
- cl_req_completion(env, aa->aa_clerq, rc);
+ cl_req_completion(env, aa->aa_clerq, rc < 0 ? rc :
+ req->rq_bulk->bd_nob_transferred);
osc_release_ppga(aa->aa_ppga, aa->aa_page_count);
+ ptlrpc_lprocfs_brw(req, req->rq_bulk->bd_nob_transferred);
RETURN(rc);
}
struct osc_brw_async_args *aa;
struct obdo *oa = NULL;
const struct obd_async_page_ops *ops = NULL;
- void *caller_data = NULL;
struct osc_async_page *oap;
struct osc_async_page *tmp;
- struct ost_body *body;
struct cl_req *clerq = NULL;
enum cl_req_type crt = (cmd & OBD_BRW_WRITE) ? CRT_WRITE : CRT_READ;
struct ldlm_lock *lock = NULL;
struct cl_page *page = osc_oap2cl_page(oap);
if (ops == NULL) {
ops = oap->oap_caller_ops;
- caller_data = oap->oap_caller_data;
clerq = cl_req_alloc(env, page, crt,
1 /* only 1-object rpcs for
* later setattr before earlier BRW (as determined by the request xid),
* the OST will not use BRW timestamps. Sadly, there is no obvious
* way to do this in a single call. bug 10150 */
- body = req_capsule_client_get(&req->rq_pill, &RMF_OST_BODY);
cl_req_attr_set(env, clerq, &crattr,
OBD_MD_FLMTIME|OBD_MD_FLCTIME|OBD_MD_FLATIME);
*/
static int
osc_send_oap_rpc(const struct lu_env *env, struct client_obd *cli,
- struct lov_oinfo *loi,
- int cmd, struct loi_oap_pages *lop)
+ struct lov_oinfo *loi, int cmd,
+ struct loi_oap_pages *lop, pdl_policy_t pol)
{
struct ptlrpc_request *req;
obd_count page_count = 0;
* with ASYNC_HP. We have to send out them as soon as possible. */
cfs_list_for_each_entry_safe(oap, tmp, &lop->lop_urgent, oap_urgent_item) {
if (oap->oap_async_flags & ASYNC_HP)
- cfs_list_move(&oap->oap_pending_item, &lop->lop_pending);
+ cfs_list_move(&oap->oap_pending_item, &rpc_list);
+ else if (!(oap->oap_brw_flags & OBD_BRW_SYNC))
+ /* only do this for writeback pages. */
+ cfs_list_move_tail(&oap->oap_pending_item, &rpc_list);
if (++page_count >= cli->cl_max_pages_per_rpc)
break;
}
+ cfs_list_splice_init(&rpc_list, &lop->lop_pending);
page_count = 0;
/* first we find the pages we're allowed to work with */
}
if (oap == NULL)
break;
- /*
- * Page submitted for IO has to be locked. Either by
- * ->ap_make_ready() or by higher layers.
- */
-#if defined(__KERNEL__) && defined(__linux__)
- {
- struct cl_page *page;
-
- page = osc_oap2cl_page(oap);
-
- if (page->cp_type == CPT_CACHEABLE &&
- !(PageLocked(oap->oap_page) &&
- (CheckWriteback(oap->oap_page, cmd)))) {
- CDEBUG(D_PAGE, "page %p lost wb %lx/%x\n",
- oap->oap_page,
- (long)oap->oap_page->flags,
- oap->oap_async_flags);
- LBUG();
- }
- }
-#endif
/* take the page out of our book-keeping */
cfs_list_del_init(&oap->oap_pending_item);
lprocfs_oh_tally_log2(&cli->cl_write_offset_hist,
(starting_offset >> CFS_PAGE_SHIFT) + 1);
}
- ptlrpc_lprocfs_brw(req, aa->aa_requested_nob);
client_obd_list_lock(&cli->cl_loi_list_lock);
page_count, aa, cli->cl_r_in_flight, cli->cl_w_in_flight);
req->rq_interpret_reply = brw_interpret;
- ptlrpcd_add_req(req, PSCOPE_BRW);
+
+ /* XXX: Maybe the caller can check the RPC bulk descriptor to see which
+ * CPU/NUMA node the majority of pages were allocated on, and try
+ * to assign the async RPC to the CPU core (PDL_POLICY_PREFERRED)
+ * to reduce cross-CPU memory traffic.
+ *
+ * But on the other hand, we expect that multiple ptlrpcd threads
+ * and the initial write sponsor can run in parallel, especially
+ * when data checksum is enabled, which is CPU-bound operation and
+ * single ptlrpcd thread cannot process in time. So more ptlrpcd
+ * threads sharing BRW load (with PDL_POLICY_ROUND) seems better.
+ */
+ ptlrpcd_add_req(req, pol, -1);
RETURN(1);
}
}
/* called with the loi list lock held */
-void osc_check_rpcs(const struct lu_env *env, struct client_obd *cli)
+static void osc_check_rpcs0(const struct lu_env *env, struct client_obd *cli, int ptlrpc)
{
struct lov_oinfo *loi;
int rc = 0, race_counter = 0;
+ pdl_policy_t pol;
ENTRY;
+ pol = ptlrpc ? PDL_POLICY_SAME : PDL_POLICY_ROUND;
+
while ((loi = osc_next_loi(cli)) != NULL) {
LOI_DEBUG(loi, "%lu in flight\n", rpcs_in_flight(cli));
* do io on writes while there are cache waiters */
if (lop_makes_rpc(cli, &loi->loi_write_lop, OBD_BRW_WRITE)) {
rc = osc_send_oap_rpc(env, cli, loi, OBD_BRW_WRITE,
- &loi->loi_write_lop);
+ &loi->loi_write_lop, pol);
if (rc < 0) {
CERROR("Write request failed with %d\n", rc);
}
if (lop_makes_rpc(cli, &loi->loi_read_lop, OBD_BRW_READ)) {
rc = osc_send_oap_rpc(env, cli, loi, OBD_BRW_READ,
- &loi->loi_read_lop);
+ &loi->loi_read_lop, pol);
if (rc < 0)
CERROR("Read request failed with %d\n", rc);
if (race_counter == 10)
break;
}
- EXIT;
+}
+
+void osc_check_rpcs(const struct lu_env *env, struct client_obd *cli)
+{
+ osc_check_rpcs0(env, cli, 0);
}
/* we're trying to queue a page in the osc so we're subject to the
qid[USRQUOTA] = attr.cat_uid;
qid[GRPQUOTA] = attr.cat_gid;
if (rc == 0 &&
- lquota_chkdq(quota_interface, cli, qid) == NO_QUOTA)
+ osc_quota_chkdq(cli, qid) == NO_QUOTA)
rc = -EDQUOT;
if (rc)
RETURN(rc);
}
}
- osc_oap_to_pending(oap);
- loi_list_maint(cli, loi);
-
LOI_DEBUG(loi, "oap %p page %p added for cmd %d\n", oap, oap->oap_page,
cmd);
- osc_check_rpcs(env, cli);
+ osc_oap_to_pending(oap);
+ loi_list_maint(cli, loi);
+ if (!osc_max_rpc_in_flight(cli, loi) &&
+ lop_makes_rpc(cli, &loi->loi_write_lop, OBD_BRW_WRITE)) {
+ LASSERT(cli->cl_writeback_work != NULL);
+ rc = ptlrpcd_queue_work(cli->cl_writeback_work);
+
+ CDEBUG(D_CACHE, "Queued writeback work for client obd %p/%d.\n",
+ cli, rc);
+ }
client_obd_list_unlock(&cli->cl_loi_list_lock);
RETURN(0);
static int osc_enqueue_fini(struct ptlrpc_request *req, struct ost_lvb *lvb,
obd_enqueue_update_f upcall, void *cookie,
- int *flags, int rc)
+ int *flags, int agl, int rc)
{
int intent = *flags & LDLM_FL_HAS_INTENT;
ENTRY;
}
}
- if ((intent && rc == ELDLM_LOCK_ABORTED) || !rc) {
+ if ((intent != 0 && rc == ELDLM_LOCK_ABORTED && agl == 0) ||
+ (rc == 0)) {
*flags |= LDLM_FL_LVB_READY;
CDEBUG(D_INODE,"got kms "LPU64" blocks "LPU64" mtime "LPU64"\n",
lvb->lvb_size, lvb->lvb_blocks, lvb->lvb_mtime);
struct ldlm_lock *lock;
struct lustre_handle handle;
__u32 mode;
+ struct ost_lvb *lvb;
+ __u32 lvb_len;
+ int *flags = aa->oa_flags;
/* Make a local copy of a lock handle and a mode, because aa->oa_*
* might be freed anytime after lock upcall has been called. */
/* Let CP AST to grant the lock first. */
OBD_FAIL_TIMEOUT(OBD_FAIL_OSC_CP_ENQ_RACE, 1);
+ if (aa->oa_agl && rc == ELDLM_LOCK_ABORTED) {
+ lvb = NULL;
+ lvb_len = 0;
+ } else {
+ lvb = aa->oa_lvb;
+ lvb_len = sizeof(*aa->oa_lvb);
+ }
+
/* Complete obtaining the lock procedure. */
rc = ldlm_cli_enqueue_fini(aa->oa_exp, req, aa->oa_ei->ei_type, 1,
- mode, aa->oa_flags, aa->oa_lvb,
- sizeof(*aa->oa_lvb), &handle, rc);
+ mode, flags, lvb, lvb_len, &handle, rc);
/* Complete osc stuff. */
- rc = osc_enqueue_fini(req, aa->oa_lvb,
- aa->oa_upcall, aa->oa_cookie, aa->oa_flags, rc);
+ rc = osc_enqueue_fini(req, aa->oa_lvb, aa->oa_upcall, aa->oa_cookie,
+ flags, aa->oa_agl, rc);
OBD_FAIL_TIMEOUT(OBD_FAIL_OSC_CP_CANCEL_RACE, 10);
struct lov_oinfo *loi, int flags,
struct ost_lvb *lvb, __u32 mode, int rc)
{
+ struct ldlm_lock *lock = ldlm_handle2lock(lov_lockhp);
+
if (rc == ELDLM_OK) {
- struct ldlm_lock *lock = ldlm_handle2lock(lov_lockhp);
__u64 tmp;
LASSERT(lock != NULL);
lock->l_policy_data.l_extent.end);
}
ldlm_lock_allow_match(lock);
- LDLM_LOCK_PUT(lock);
} else if (rc == ELDLM_LOCK_ABORTED && (flags & LDLM_FL_HAS_INTENT)) {
+ LASSERT(lock != NULL);
loi->loi_lvb = *lvb;
+ ldlm_lock_allow_match(lock);
CDEBUG(D_INODE, "glimpsed, setting rss="LPU64"; leaving"
" kms="LPU64"\n", loi->loi_lvb.lvb_size, loi->loi_kms);
rc = ELDLM_OK;
}
+
+ if (lock != NULL) {
+ if (rc != ELDLM_OK)
+ ldlm_lock_fail_match(lock);
+
+ LDLM_LOCK_PUT(lock);
+ }
}
EXPORT_SYMBOL(osc_update_enqueue);
obd_enqueue_update_f upcall, void *cookie,
struct ldlm_enqueue_info *einfo,
struct lustre_handle *lockh,
- struct ptlrpc_request_set *rqset, int async)
+ struct ptlrpc_request_set *rqset, int async, int agl)
{
struct obd_device *obd = exp->exp_obd;
struct ptlrpc_request *req = NULL;
int intent = *flags & LDLM_FL_HAS_INTENT;
+ int match_lvb = (agl != 0 ? 0 : LDLM_FL_LVB_READY);
ldlm_mode_t mode;
int rc;
ENTRY;
mode = einfo->ei_mode;
if (einfo->ei_mode == LCK_PR)
mode |= LCK_PW;
- mode = ldlm_lock_match(obd->obd_namespace,
- *flags | LDLM_FL_LVB_READY, res_id,
+ mode = ldlm_lock_match(obd->obd_namespace, *flags | match_lvb, res_id,
einfo->ei_type, policy, mode, lockh, 0);
if (mode) {
struct ldlm_lock *matched = ldlm_handle2lock(lockh);
- if (osc_set_lock_data_with_check(matched, einfo)) {
+ if ((agl != 0) && !(matched->l_flags & LDLM_FL_LVB_READY)) {
+ /* For AGL, if enqueue RPC is sent but the lock is not
+ * granted, then skip to process this strpe.
+ * Return -ECANCELED to tell the caller. */
+ ldlm_lock_decref(lockh, mode);
+ LDLM_LOCK_PUT(matched);
+ RETURN(-ECANCELED);
+ } else if (osc_set_lock_data_with_check(matched, einfo)) {
+ *flags |= LDLM_FL_LVB_READY;
/* addref the lock only if not async requests and PW
* lock is matched whereas we asked for PR. */
if (!rqset && einfo->ei_mode != mode)
/* We already have a lock, and it's referenced */
(*upcall)(cookie, ELDLM_OK);
- /* For async requests, decref the lock. */
if (einfo->ei_mode != mode)
ldlm_lock_decref(lockh, LCK_PW);
else if (rqset)
+ /* For async requests, decref the lock. */
ldlm_lock_decref(lockh, einfo->ei_mode);
LDLM_LOCK_PUT(matched);
RETURN(ELDLM_OK);
- } else
+ } else {
ldlm_lock_decref(lockh, mode);
- LDLM_LOCK_PUT(matched);
+ LDLM_LOCK_PUT(matched);
+ }
}
no_match:
aa->oa_cookie = cookie;
aa->oa_lvb = lvb;
aa->oa_lockh = lockh;
+ aa->oa_agl = !!agl;
req->rq_interpret_reply =
(ptlrpc_interpterer_t)osc_enqueue_interpret;
if (rqset == PTLRPCD_SET)
- ptlrpcd_add_req(req, PSCOPE_OTHER);
+ ptlrpcd_add_req(req, PDL_POLICY_ROUND, -1);
else
ptlrpc_set_add_req(rqset, req);
} else if (intent) {
RETURN(rc);
}
- rc = osc_enqueue_fini(req, lvb, upcall, cookie, flags, rc);
+ rc = osc_enqueue_fini(req, lvb, upcall, cookie, flags, agl, rc);
if (intent)
ptlrpc_req_finished(req);
&oinfo->oi_md->lsm_oinfo[0]->loi_lvb,
oinfo->oi_md->lsm_oinfo[0]->loi_kms_valid,
oinfo->oi_cb_up, oinfo, einfo, oinfo->oi_lockh,
- rqset, rqset != NULL);
+ rqset, rqset != NULL, 0);
RETURN(rc);
}
GOTO(out, err);
case OBD_IOC_CLIENT_RECOVER:
err = ptlrpc_recover_import(obd->u.cli.cl_import,
- data->ioc_inlbuf1);
+ data->ioc_inlbuf1, 0);
if (err > 0)
err = 0;
GOTO(out, err);
data->ioc_offset);
GOTO(out, err);
case OBD_IOC_POLL_QUOTACHECK:
- err = lquota_poll_check(quota_interface, exp,
- (struct if_quotacheck *)karg);
+ err = osc_quota_poll_check(exp, (struct if_quotacheck *)karg);
GOTO(out, err);
case OBD_IOC_PING_TARGET:
err = ptlrpc_obd_ping(obd);
ptlrpc_set_add_req(set, req);
ptlrpc_check_set(NULL, set);
} else
- ptlrpcd_add_req(req, PSCOPE_OTHER);
+ ptlrpcd_add_req(req, PDL_POLICY_ROUND, -1);
RETURN(0);
}
int osc_setup(struct obd_device *obd, struct lustre_cfg *lcfg)
{
+ struct client_obd *cli = &obd->u.cli;
int rc;
ENTRY;
RETURN(rc);
rc = client_obd_setup(obd, lcfg);
- if (rc) {
- ptlrpcd_decref();
- } else {
+ if (rc == 0) {
+ void *handler;
+ handler = ptlrpcd_alloc_work(cli->cl_import,
+ brw_queue_work, cli);
+ if (!IS_ERR(handler))
+ cli->cl_writeback_work = handler;
+ else
+ rc = PTR_ERR(handler);
+ }
+
+ if (rc == 0) {
struct lprocfs_static_vars lvars = { 0 };
- struct client_obd *cli = &obd->u.cli;
cli->cl_grant_shrink_interval = GRANT_SHRINK_INTERVAL;
lprocfs_osc_init_vars(&lvars);
ns_register_cancel(obd->obd_namespace, osc_cancel_for_recovery);
}
+ if (rc)
+ ptlrpcd_decref();
RETURN(rc);
}
break;
}
case OBD_CLEANUP_EXPORTS: {
+ struct client_obd *cli = &obd->u.cli;
/* LU-464
* for echo client, export may be on zombie list, wait for
* zombie thread to cull it, because cli.cl_import will be
* client_disconnect_export()
*/
obd_zombie_barrier();
+ if (cli->cl_writeback_work) {
+ ptlrpcd_destroy_work(cli->cl_writeback_work);
+ cli->cl_writeback_work = NULL;
+ }
obd_cleanup_client_import(obd);
+ ptlrpc_lprocfs_unregister_obd(obd);
+ lprocfs_obd_cleanup(obd);
rc = obd_llog_finish(obd, 0);
if (rc != 0)
CERROR("failed to cleanup llogging subsystems\n");
int rc;
ENTRY;
- ptlrpc_lprocfs_unregister_obd(obd);
- lprocfs_obd_cleanup(obd);
/* free memory of osc quota cache */
- lquota_cleanup(quota_interface, obd);
+ osc_quota_cleanup(obd);
rc = client_obd_cleanup(obd);
.o_llog_init = osc_llog_init,
.o_llog_finish = osc_llog_finish,
.o_process_config = osc_process_config,
+ .o_quotactl = osc_quotactl,
+ .o_quotacheck = osc_quotacheck,
+ .o_quota_adjust_qunit = osc_quota_adjust_qunit,
};
extern struct lu_kmem_descr osc_caches[];
/* print an address of _any_ initialized kernel symbol from this
* module, to allow debugging with gdb that doesn't support data
* symbols from modules.*/
- CDEBUG(D_CONSOLE, "Lustre OSC module (%p).\n", &osc_caches);
+ CDEBUG(D_INFO, "Lustre OSC module (%p).\n", &osc_caches);
rc = lu_kmem_init(osc_caches);
lprocfs_osc_init_vars(&lvars);
- cfs_request_module("lquota");
- quota_interface = PORTAL_SYMBOL_GET(osc_quota_interface);
- lquota_init(quota_interface);
- init_obd_quota_ops(quota_interface, &osc_obd_ops);
-
+ osc_quota_init();
rc = class_register_type(&osc_obd_ops, NULL, lvars.module_vars,
LUSTRE_OSC_NAME, &osc_device_type);
if (rc) {
- if (quota_interface)
- PORTAL_SYMBOL_PUT(osc_quota_interface);
lu_kmem_fini(osc_caches);
RETURN(rc);
}
{
lu_device_type_fini(&osc_device_type);
- lquota_exit(quota_interface);
- if (quota_interface)
- PORTAL_SYMBOL_PUT(osc_quota_interface);
-
+ osc_quota_exit();
class_unregister_type(LUSTRE_OSC_NAME);
lu_kmem_fini(osc_caches);
}