* Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2012, Whamcloud, Inc.
+ * Copyright (c) 2012, 2013, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include "ofd_internal.h"
-static int ofd_preprw_read(const struct lu_env *env, struct ofd_device *ofd,
- struct lu_fid *fid, struct lu_attr *la, int niocount,
+struct ofd_inconsistency_item {
+ struct list_head oii_list;
+ struct ofd_object *oii_obj;
+ struct lu_fid oii_pfid;
+};
+
+static void ofd_inconsistency_verify_one(const struct lu_env *env,
+ struct ofd_device *ofd,
+ struct ofd_inconsistency_item *oii,
+ struct lfsck_request *lr)
+{
+ struct ofd_object *fo = oii->oii_obj;
+ struct lu_fid *pfid = &fo->ofo_pfid;
+ int rc;
+
+ LASSERT(fo->ofo_pfid_checking);
+ LASSERT(!fo->ofo_pfid_verified);
+
+ lr->lr_fid = fo->ofo_header.loh_fid; /* OST-object itself FID. */
+ lr->lr_fid2 = oii->oii_pfid; /* client given PFID. */
+ lr->lr_fid3 = *pfid; /* OST local stored PFID. */
+
+ rc = lfsck_in_notify(env, ofd->ofd_osd, lr);
+ ofd_write_lock(env, fo);
+ switch (lr->lr_status) {
+ case LPVS_INIT:
+ LASSERT(rc <= 0);
+
+ if (rc < 0)
+ CDEBUG(D_LFSCK, "%s: fail to verify OST local stored "
+ "PFID xattr for "DFID", the client given PFID "
+ DFID", OST local stored PFID "DFID": rc = %d\n",
+ ofd_obd(ofd)->obd_name,
+ PFID(&fo->ofo_header.loh_fid),
+ PFID(&oii->oii_pfid), PFID(pfid), rc);
+ else
+ fo->ofo_pfid_verified = 1;
+ break;
+ case LPVS_INCONSISTENT:
+ LASSERT(rc != 0);
+
+ ofd->ofd_inconsistency_self_detected++;
+ if (rc < 0)
+ CDEBUG(D_LFSCK, "%s: fail to verify the client given "
+ "PFID for "DFID", the client given PFID "DFID
+ ", local stored PFID "DFID": rc = %d\n",
+ ofd_obd(ofd)->obd_name,
+ PFID(&fo->ofo_header.loh_fid),
+ PFID(&oii->oii_pfid), PFID(pfid), rc);
+ else
+ CDEBUG(D_LFSCK, "%s: both the client given PFID and "
+ "the OST local stored PFID are stale for the "
+ "OST-object "DFID", client given PFID is "DFID
+ ", local stored PFID is "DFID"\n",
+ ofd_obd(ofd)->obd_name,
+ PFID(&fo->ofo_header.loh_fid),
+ PFID(&oii->oii_pfid), PFID(pfid));
+ break;
+ case LPVS_INCONSISTENT_TOFIX:
+ ofd->ofd_inconsistency_self_detected++;
+ if (rc == 0) {
+ ofd->ofd_inconsistency_self_repaired++;
+ CDEBUG(D_LFSCK, "%s: fixed the staled OST PFID xattr "
+ "for "DFID", with the client given PFID "DFID
+ ", the old stored PFID "DFID"\n",
+ ofd_obd(ofd)->obd_name,
+ PFID(&fo->ofo_header.loh_fid),
+ PFID(&oii->oii_pfid), PFID(pfid));
+ } else {
+ CDEBUG(D_LFSCK, "%s: fail to fix the OST PFID xattr "
+ "for "DFID", client given PFID "DFID", local "
+ "stored PFID "DFID": rc = %d\n",
+ ofd_obd(ofd)->obd_name,
+ PFID(&fo->ofo_header.loh_fid),
+ PFID(&oii->oii_pfid), PFID(pfid), rc);
+ }
+ *pfid = oii->oii_pfid;
+ fo->ofo_pfid_verified = 1;
+ break;
+ default:
+ break;
+ }
+ fo->ofo_pfid_checking = 0;
+ ofd_write_unlock(env, fo);
+
+ lu_object_put(env, &fo->ofo_obj.do_lu);
+ OBD_FREE_PTR(oii);
+}
+
+static int ofd_inconsistency_verification_main(void *args)
+{
+ struct lu_env env;
+ struct ofd_device *ofd = args;
+ struct ptlrpc_thread *thread = &ofd->ofd_inconsistency_thread;
+ struct ofd_inconsistency_item *oii;
+ struct lfsck_request *lr = NULL;
+ struct l_wait_info lwi = { 0 };
+ int rc;
+ ENTRY;
+
+ rc = lu_env_init(&env, LCT_DT_THREAD);
+ spin_lock(&ofd->ofd_inconsistency_lock);
+ thread_set_flags(thread, rc != 0 ? SVC_STOPPED : SVC_RUNNING);
+ wake_up_all(&thread->t_ctl_waitq);
+ spin_unlock(&ofd->ofd_inconsistency_lock);
+ if (rc != 0)
+ RETURN(rc);
+
+ OBD_ALLOC_PTR(lr);
+ if (unlikely(lr == NULL))
+ GOTO(out, rc = -ENOMEM);
+
+ lr->lr_event = LE_PAIRS_VERIFY;
+ lr->lr_active = LT_LAYOUT;
+
+ spin_lock(&ofd->ofd_inconsistency_lock);
+ while (1) {
+ if (unlikely(!thread_is_running(thread)))
+ break;
+
+ while (!list_empty(&ofd->ofd_inconsistency_list)) {
+ oii = list_entry(ofd->ofd_inconsistency_list.next,
+ struct ofd_inconsistency_item,
+ oii_list);
+ list_del_init(&oii->oii_list);
+ spin_unlock(&ofd->ofd_inconsistency_lock);
+ ofd_inconsistency_verify_one(&env, ofd, oii, lr);
+ spin_lock(&ofd->ofd_inconsistency_lock);
+ }
+
+ spin_unlock(&ofd->ofd_inconsistency_lock);
+ l_wait_event(thread->t_ctl_waitq,
+ !list_empty(&ofd->ofd_inconsistency_list) ||
+ !thread_is_running(thread),
+ &lwi);
+ spin_lock(&ofd->ofd_inconsistency_lock);
+ }
+
+ while (!list_empty(&ofd->ofd_inconsistency_list)) {
+ struct ofd_object *fo;
+
+ oii = list_entry(ofd->ofd_inconsistency_list.next,
+ struct ofd_inconsistency_item,
+ oii_list);
+ list_del_init(&oii->oii_list);
+ fo = oii->oii_obj;
+ spin_unlock(&ofd->ofd_inconsistency_lock);
+
+ ofd_write_lock(&env, fo);
+ fo->ofo_pfid_checking = 0;
+ ofd_write_unlock(&env, fo);
+
+ lu_object_put(&env, &fo->ofo_obj.do_lu);
+ OBD_FREE_PTR(oii);
+ spin_lock(&ofd->ofd_inconsistency_lock);
+ }
+
+ OBD_FREE_PTR(lr);
+
+ GOTO(out, rc = 0);
+
+out:
+ thread_set_flags(thread, SVC_STOPPED);
+ wake_up_all(&thread->t_ctl_waitq);
+ spin_unlock(&ofd->ofd_inconsistency_lock);
+ lu_env_fini(&env);
+
+ return rc;
+}
+
+int ofd_start_inconsistency_verification_thread(struct ofd_device *ofd)
+{
+ struct ptlrpc_thread *thread = &ofd->ofd_inconsistency_thread;
+ struct l_wait_info lwi = { 0 };
+ struct task_struct *task;
+ int rc;
+
+ spin_lock(&ofd->ofd_inconsistency_lock);
+ if (unlikely(thread_is_running(thread))) {
+ spin_unlock(&ofd->ofd_inconsistency_lock);
+
+ return -EALREADY;
+ }
+
+ thread_set_flags(thread, 0);
+ spin_unlock(&ofd->ofd_inconsistency_lock);
+ task = kthread_run(ofd_inconsistency_verification_main, ofd,
+ "inconsistency_verification");
+ if (IS_ERR(task)) {
+ rc = PTR_ERR(task);
+ CERROR("%s: cannot start self_repair thread: rc = %d\n",
+ ofd_obd(ofd)->obd_name, rc);
+ } else {
+ rc = 0;
+ l_wait_event(thread->t_ctl_waitq,
+ thread_is_running(thread) ||
+ thread_is_stopped(thread),
+ &lwi);
+ }
+
+ return rc;
+}
+
+int ofd_stop_inconsistency_verification_thread(struct ofd_device *ofd)
+{
+ struct ptlrpc_thread *thread = &ofd->ofd_inconsistency_thread;
+ struct l_wait_info lwi = { 0 };
+
+ spin_lock(&ofd->ofd_inconsistency_lock);
+ if (thread_is_init(thread) || thread_is_stopped(thread)) {
+ spin_unlock(&ofd->ofd_inconsistency_lock);
+
+ return -EALREADY;
+ }
+
+ thread_set_flags(thread, SVC_STOPPING);
+ spin_unlock(&ofd->ofd_inconsistency_lock);
+ wake_up_all(&thread->t_ctl_waitq);
+ l_wait_event(thread->t_ctl_waitq,
+ thread_is_stopped(thread),
+ &lwi);
+
+ return 0;
+}
+
+static void ofd_add_inconsistency_item(const struct lu_env *env,
+ struct ofd_object *fo, struct obdo *oa)
+{
+ struct ofd_device *ofd = ofd_obj2dev(fo);
+ struct ofd_inconsistency_item *oii;
+ bool wakeup = false;
+
+ OBD_ALLOC_PTR(oii);
+ if (oii == NULL) {
+ CERROR("%s: cannot alloc memory for verify OST-object "
+ "consistency for "DFID", client given PFID "DFID
+ ", local stored PFID "DFID"\n",
+ ofd_obd(ofd)->obd_name, PFID(&fo->ofo_header.loh_fid),
+ oa->o_parent_seq, oa->o_parent_oid, oa->o_stripe_idx,
+ PFID(&fo->ofo_pfid));
+
+ return;
+ }
+
+ INIT_LIST_HEAD(&oii->oii_list);
+ lu_object_get(&fo->ofo_obj.do_lu);
+ oii->oii_obj = fo;
+ oii->oii_pfid.f_seq = oa->o_parent_seq;
+ oii->oii_pfid.f_oid = oa->o_parent_oid;
+ oii->oii_pfid.f_stripe_idx = oa->o_stripe_idx;
+
+ spin_lock(&ofd->ofd_inconsistency_lock);
+ if (fo->ofo_pfid_checking || fo->ofo_pfid_verified) {
+ spin_unlock(&ofd->ofd_inconsistency_lock);
+ OBD_FREE_PTR(oii);
+
+ return;
+ }
+
+ fo->ofo_pfid_checking = 1;
+ if (list_empty(&ofd->ofd_inconsistency_list))
+ wakeup = true;
+ list_add_tail(&oii->oii_list, &ofd->ofd_inconsistency_list);
+ spin_unlock(&ofd->ofd_inconsistency_lock);
+ if (wakeup)
+ wake_up_all(&ofd->ofd_inconsistency_thread.t_ctl_waitq);
+
+ /* XXX: When the found inconsistency exceeds some threshold,
+ * we can trigger the LFSCK to scan part of the system
+ * or the whole system, which depends on how to define
+ * the threshold, a simple way maybe like that: define
+ * the absolute value of how many inconsisteny allowed
+ * to be repaired via self detect/repair mechanism, if
+ * exceeded, then trigger the LFSCK to scan the layout
+ * inconsistency within the whole system. */
+}
+
+int ofd_verify_ff(const struct lu_env *env, struct ofd_object *fo,
+ struct obdo *oa)
+{
+ struct lu_fid *pfid = &fo->ofo_pfid;
+ int rc = 0;
+ ENTRY;
+
+ if (fid_is_sane(pfid)) {
+ if (likely(oa->o_parent_seq == pfid->f_seq &&
+ oa->o_parent_oid == pfid->f_oid &&
+ oa->o_stripe_idx == pfid->f_stripe_idx))
+ RETURN(0);
+
+ if (fo->ofo_pfid_verified)
+ RETURN(-EPERM);
+ }
+
+ /* The OST-object may be inconsistent, and we need further verification.
+ * To avoid block the RPC service thread, return -EINPROGRESS to client
+ * and make it retry later. */
+ if (fo->ofo_pfid_checking)
+ RETURN(-EINPROGRESS);
+
+ rc = ofd_object_ff_load(env, fo);
+ if (rc == -ENODATA)
+ RETURN(0);
+
+ if (rc < 0)
+ RETURN(rc);
+
+ if (likely(oa->o_parent_seq == pfid->f_seq &&
+ oa->o_parent_oid == pfid->f_oid &&
+ oa->o_stripe_idx == pfid->f_stripe_idx))
+ RETURN(0);
+
+ /* Push it to the dedicated thread for further verification. */
+ ofd_add_inconsistency_item(env, fo, oa);
+
+ RETURN(-EINPROGRESS);
+}
+
+static int ofd_preprw_read(const struct lu_env *env, struct obd_export *exp,
+ struct ofd_device *ofd, const struct lu_fid *fid,
+ struct lu_attr *la, struct obdo *oa, int niocount,
struct niobuf_remote *rnb, int *nr_local,
- struct niobuf_local *lnb)
+ struct niobuf_local *lnb, char *jobid)
{
struct ofd_object *fo;
int i, j, rc, tot_bytes = 0;
if (!ofd_object_exists(fo))
GOTO(unlock, rc = -ENOENT);
+ if (ofd->ofd_lfsck_verify_pfid && oa->o_valid & OBD_MD_FLFID) {
+ rc = ofd_verify_ff(env, fo, oa);
+ if (rc != 0)
+ GOTO(unlock, rc);
+ }
+
/* parse remote buffers to local buffers and prepare the latter */
+ *nr_local = 0;
for (i = 0, j = 0; i < niocount; i++) {
rc = dt_bufs_get(env, ofd_object_child(fo), rnb + i,
lnb + j, 0, ofd_object_capa(env, fo));
- LASSERT(rc > 0);
+ if (unlikely(rc < 0))
+ GOTO(buf_put, rc);
LASSERT(rc <= PTLRPC_MAX_BRW_PAGES);
/* correct index for local buffers to continue with */
j += rc;
+ *nr_local += rc;
LASSERT(j <= PTLRPC_MAX_BRW_PAGES);
tot_bytes += rnb[i].rnb_len;
}
- *nr_local = j;
LASSERT(*nr_local > 0 && *nr_local <= PTLRPC_MAX_BRW_PAGES);
rc = dt_attr_get(env, ofd_object_child(fo), la,
ofd_object_capa(env, fo));
rc = dt_read_prep(env, ofd_object_child(fo), lnb, *nr_local);
if (unlikely(rc))
GOTO(buf_put, rc);
- lprocfs_counter_add(ofd_obd(ofd)->obd_stats,
- LPROC_OFD_READ_BYTES, tot_bytes);
+
+ ofd_counter_incr(exp, LPROC_OFD_STATS_READ, jobid, tot_bytes);
RETURN(0);
buf_put:
}
static int ofd_preprw_write(const struct lu_env *env, struct obd_export *exp,
- struct ofd_device *ofd, struct lu_fid *fid,
+ struct ofd_device *ofd, const struct lu_fid *fid,
struct lu_attr *la, struct obdo *oa,
int objcount, struct obd_ioobj *obj,
struct niobuf_remote *rnb, int *nr_local,
- struct niobuf_local *lnb,
- struct obd_trans_info *oti)
+ struct niobuf_local *lnb, char *jobid)
{
struct ofd_object *fo;
int i, j, k, rc = 0, tot_bytes = 0;
LASSERT(objcount == 1);
if (unlikely(exp->exp_obd->obd_recovering)) {
- struct ofd_thread_info *info = ofd_info(env);
-
- /* copied from ofd_precreate_object */
- /* XXX this should be consolidated to use the same code
- * instead of a copy, due to the ongoing risk of bugs. */
- memset(&info->fti_attr, 0, sizeof(info->fti_attr));
- info->fti_attr.la_valid = LA_TYPE | LA_MODE;
- info->fti_attr.la_mode = S_IFREG | S_ISUID | S_ISGID | 0666;
- info->fti_attr.la_valid |= LA_ATIME | LA_MTIME | LA_CTIME;
- /* Initialize a/c/m time so any client timestamp will always
- * be newer and update the inode. ctime = 0 is also handled
- * specially in osd_inode_setattr(). See LU-221, LU-1042 */
- info->fti_attr.la_atime = 0;
- info->fti_attr.la_mtime = 0;
- info->fti_attr.la_ctime = 0;
-
- fo = ofd_object_find_or_create(env, ofd, fid, &info->fti_attr);
- } else {
- fo = ofd_object_find(env, ofd, fid);
+ obd_seq seq = fid_seq(fid);
+ obd_id oid = fid_oid(fid);
+ struct ofd_seq *oseq;
+
+ oseq = ofd_seq_load(env, ofd, seq);
+ if (IS_ERR(oseq)) {
+ CERROR("%s: Can't find FID Sequence "LPX64": rc = %d\n",
+ ofd_name(ofd), seq, (int)PTR_ERR(oseq));
+ GOTO(out, rc = -EINVAL);
+ }
+
+ if (oid > ofd_seq_last_oid(oseq)) {
+ int sync = 0;
+ int diff;
+
+ mutex_lock(&oseq->os_create_lock);
+ diff = oid - ofd_seq_last_oid(oseq);
+
+ /* Do sync create if the seq is about to used up */
+ if (fid_seq_is_idif(seq) || fid_seq_is_mdt0(seq)) {
+ if (unlikely(oid >= IDIF_MAX_OID - 1))
+ sync = 1;
+ } else if (fid_seq_is_norm(seq)) {
+ if (unlikely(oid >=
+ LUSTRE_DATA_SEQ_MAX_WIDTH - 1))
+ sync = 1;
+ } else {
+ CERROR("%s : invalid o_seq "DOSTID"\n",
+ ofd_name(ofd), POSTID(&oa->o_oi));
+ mutex_unlock(&oseq->os_create_lock);
+ ofd_seq_put(env, oseq);
+ GOTO(out, rc = -EINVAL);
+ }
+
+ while (diff > 0) {
+ obd_id next_id = ofd_seq_last_oid(oseq) + 1;
+ int count = ofd_precreate_batch(ofd, diff);
+
+ rc = ofd_precreate_objects(env, ofd, next_id,
+ oseq, count, sync);
+ if (rc < 0) {
+ mutex_unlock(&oseq->os_create_lock);
+ ofd_seq_put(env, oseq);
+ GOTO(out, rc);
+ }
+
+ diff -= rc;
+ }
+
+ mutex_unlock(&oseq->os_create_lock);
+ }
+
+ ofd_seq_put(env, oseq);
}
+ fo = ofd_object_find(env, ofd, fid);
if (IS_ERR(fo))
GOTO(out, rc = PTR_ERR(fo));
LASSERT(fo != NULL);
ofd_read_lock(env, fo);
if (!ofd_object_exists(fo)) {
- CERROR("%s: BRW to missing obj "LPU64"/"LPU64"\n",
- exp->exp_obd->obd_name, obj->ioo_id, obj->ioo_seq);
+ CERROR("%s: BRW to missing obj "DOSTID"\n",
+ exp->exp_obd->obd_name, POSTID(&obj->ioo_oid));
ofd_read_unlock(env, fo);
ofd_object_put(env, fo);
GOTO(out, rc = -ENOENT);
}
- /* Always sync if syncjournal parameter is set */
- oti->oti_sync_write = ofd->ofd_syncjournal;
+ if (ofd->ofd_lfsck_verify_pfid && oa->o_valid & OBD_MD_FLFID) {
+ rc = ofd_verify_ff(env, fo, oa);
+ if (rc != 0) {
+ ofd_read_unlock(env, fo);
+ ofd_object_put(env, fo);
+ GOTO(out, rc);
+ }
+ }
/* Process incoming grant info, set OBD_BRW_GRANTED flag and grant some
* space back if possible */
ofd_grant_prepare_write(env, exp, oa, rnb, obj->ioo_bufcnt);
/* parse remote buffers to local buffers and prepare the latter */
+ *nr_local = 0;
for (i = 0, j = 0; i < obj->ioo_bufcnt; i++) {
rc = dt_bufs_get(env, ofd_object_child(fo),
rnb + i, lnb + j, 1,
ofd_object_capa(env, fo));
- LASSERT(rc > 0);
+ if (unlikely(rc < 0))
+ GOTO(err, rc);
LASSERT(rc <= PTLRPC_MAX_BRW_PAGES);
/* correct index for local buffers to continue with */
for (k = 0; k < rc; k++) {
lnb[j+k].lnb_flags = rnb[i].rnb_flags;
if (!(rnb[i].rnb_flags & OBD_BRW_GRANTED))
lnb[j+k].lnb_rc = -ENOSPC;
- if (!(rnb[i].rnb_flags & OBD_BRW_ASYNC))
- oti->oti_sync_write = 1;
+
/* remote client can't break through quota */
if (exp_connect_rmtclient(exp))
lnb[j+k].lnb_flags &= ~OBD_BRW_NOQUOTA;
}
j += rc;
+ *nr_local += rc;
LASSERT(j <= PTLRPC_MAX_BRW_PAGES);
tot_bytes += rnb[i].rnb_len;
}
- *nr_local = j;
LASSERT(*nr_local > 0 && *nr_local <= PTLRPC_MAX_BRW_PAGES);
- lprocfs_counter_add(ofd_obd(ofd)->obd_stats,
- LPROC_OFD_WRITE_BYTES, tot_bytes);
rc = dt_write_prep(env, ofd_object_child(fo), lnb, *nr_local);
- if (unlikely(rc != 0)) {
- dt_bufs_put(env, ofd_object_child(fo), lnb, *nr_local);
- ofd_read_unlock(env, fo);
- /* ofd_grant_prepare_write() was called, so we must commit */
- ofd_grant_commit(env, exp, rc);
- }
+ if (unlikely(rc != 0))
+ GOTO(err, rc);
- RETURN(rc);
+ ofd_counter_incr(exp, LPROC_OFD_STATS_WRITE, jobid, tot_bytes);
+ RETURN(0);
+err:
+ dt_bufs_put(env, ofd_object_child(fo), lnb, *nr_local);
+ ofd_read_unlock(env, fo);
+ /* ofd_grant_prepare_write() was called, so we must commit */
+ ofd_grant_commit(env, exp, rc);
out:
/* let's still process incoming grant information packed in the oa,
* but without enforcing grant since we won't proceed with the write.
* Just like a read request actually. */
ofd_grant_prepare_read(env, exp, oa);
- RETURN(rc);
+ return rc;
}
-int ofd_preprw(const struct lu_env* env, int cmd, struct obd_export *exp,
+int ofd_preprw(const struct lu_env *env, int cmd, struct obd_export *exp,
struct obdo *oa, int objcount, struct obd_ioobj *obj,
struct niobuf_remote *rnb, int *nr_local,
struct niobuf_local *lnb, struct obd_trans_info *oti,
struct lustre_capa *capa)
{
+ struct tgt_session_info *tsi = tgt_ses_info(env);
struct ofd_device *ofd = ofd_exp(exp);
struct ofd_thread_info *info;
+ char *jobid;
+ const struct lu_fid *fid = &oa->o_oi.oi_fid;
int rc = 0;
- if (OBD_FAIL_CHECK(OBD_FAIL_OST_ENOENT) &&
- ofd->ofd_destroys_in_progress == 0) {
- /* don't fail lookups for orphan recovery, it causes
- * later LBUGs when objects still exist during precreate */
- CDEBUG(D_INFO, "*** obd_fail_loc=%x ***\n",OBD_FAIL_OST_ENOENT);
- RETURN(-ENOENT);
+ if (*nr_local > PTLRPC_MAX_BRW_PAGES) {
+ CERROR("%s: bulk has too many pages %d, which exceeds the"
+ "maximum pages per RPC of %d\n",
+ exp->exp_obd->obd_name, *nr_local, PTLRPC_MAX_BRW_PAGES);
+ RETURN(-EPROTO);
}
- info = ofd_info_init(env, exp);
+ if (tgt_ses_req(tsi) == NULL) { /* echo client case */
+ LASSERT(oti != NULL);
+ info = ofd_info_init(env, exp);
+ ofd_oti2info(info, oti);
+ jobid = oti->oti_jobid;
+ } else {
+ info = tsi2ofd_info(tsi);
+ jobid = tsi->tsi_jobid;
+ }
+
+ LASSERT(oa != NULL);
+
+ if (OBD_FAIL_CHECK(OBD_FAIL_OST_ENOENT)) {
+ struct ofd_seq *oseq;
+
+ oseq = ofd_seq_load(env, ofd, ostid_seq(&oa->o_oi));
+ if (IS_ERR(oseq)) {
+ CERROR("%s: Can not find seq for "DOSTID
+ ": rc = %ld\n", ofd_name(ofd), POSTID(&oa->o_oi),
+ PTR_ERR(oseq));
+ RETURN(-EINVAL);
+ }
+
+ if (oseq->os_destroys_in_progress == 0) {
+ /* don't fail lookups for orphan recovery, it causes
+ * later LBUGs when objects still exist during
+ * precreate */
+ ofd_seq_put(env, oseq);
+ RETURN(-ENOENT);
+ }
+ ofd_seq_put(env, oseq);
+ }
LASSERT(objcount == 1);
LASSERT(obj->ioo_bufcnt > 0);
- fid_ostid_unpack(&info->fti_fid, &oa->o_oi, 0);
if (cmd == OBD_BRW_WRITE) {
- rc = ofd_auth_capa(exp, &info->fti_fid, oa->o_seq,
+ rc = ofd_auth_capa(exp, fid, ostid_seq(&oa->o_oi),
capa, CAPA_OPC_OSS_WRITE);
if (rc == 0) {
- LASSERT(oa != NULL);
la_from_obdo(&info->fti_attr, oa, OBD_MD_FLGETATTR);
- rc = ofd_preprw_write(env, exp, ofd, &info->fti_fid,
+ rc = ofd_preprw_write(env, exp, ofd, fid,
&info->fti_attr, oa, objcount,
- obj, rnb, nr_local, lnb, oti);
+ obj, rnb, nr_local, lnb, jobid);
}
} else if (cmd == OBD_BRW_READ) {
- rc = ofd_auth_capa(exp, &info->fti_fid, oa->o_seq,
+ rc = ofd_auth_capa(exp, fid, ostid_seq(&oa->o_oi),
capa, CAPA_OPC_OSS_READ);
if (rc == 0) {
ofd_grant_prepare_read(env, exp, oa);
- rc = ofd_preprw_read(env, ofd, &info->fti_fid,
- &info->fti_attr, obj->ioo_bufcnt,
- rnb, nr_local, lnb);
+ rc = ofd_preprw_read(env, exp, ofd, fid,
+ &info->fti_attr, oa,
+ obj->ioo_bufcnt, rnb, nr_local,
+ lnb, jobid);
obdo_from_la(oa, &info->fti_attr, LA_ATIME);
}
} else {
static int
ofd_commitrw_read(const struct lu_env *env, struct ofd_device *ofd,
- struct lu_fid *fid, int objcount, int niocount,
+ const struct lu_fid *fid, int objcount, int niocount,
struct niobuf_local *lnb)
{
struct ofd_object *fo;
GOTO(out, rc);
if (ff != NULL) {
- rc = ofd_object_ff_check(env, ofd_obj);
+ rc = ofd_object_ff_load(env, ofd_obj);
if (rc == -ENODATA)
ff_needed = 1;
else if (rc < 0)
}
if (ff_needed) {
+ if (OBD_FAIL_CHECK(OBD_FAIL_LFSCK_UNMATCHED_PAIR1))
+ ff->ff_parent.f_oid = cpu_to_le32(1UL << 31);
+ if (OBD_FAIL_CHECK(OBD_FAIL_LFSCK_UNMATCHED_PAIR2))
+ ff->ff_parent.f_oid =
+ cpu_to_le32(le32_to_cpu(ff->ff_parent.f_oid) - 1);
+
info->fti_buf.lb_buf = ff;
info->fti_buf.lb_len = sizeof(*ff);
rc = dt_declare_xattr_set(env, dt_obj, &info->fti_buf,
/* set filter fid EA */
if (ff_needed) {
+ if (OBD_FAIL_CHECK(OBD_FAIL_LFSCK_NOPFID))
+ GOTO(out_tx, rc);
+
rc = dt_xattr_set(env, dt_obj, &info->fti_buf, XATTR_NAME_FID,
0, th, BYPASS_CAPA);
- if (rc)
- GOTO(out_tx, rc);
+ if (rc == 0) {
+ ofd_obj->ofo_pfid.f_seq = le64_to_cpu(ff->ff_parent.f_seq);
+ ofd_obj->ofo_pfid.f_oid = le32_to_cpu(ff->ff_parent.f_oid);
+ /* Currently, the filter_fid::ff_parent::f_ver is not
+ * the real parent MDT-object's FID::f_ver, instead it
+ * is the OST-object index in its parent MDT-object's
+ * layout EA. */
+ ofd_obj->ofo_pfid.f_stripe_idx =
+ le32_to_cpu(ff->ff_parent.f_stripe_idx);
+ }
}
- EXIT;
+ GOTO(out_tx, rc);
+
out_tx:
dt_trans_stop(env, ofd->ofd_osd, th);
out:
return rc;
}
+struct ofd_soft_sync_callback {
+ struct dt_txn_commit_cb ossc_cb;
+ struct obd_export *ossc_exp;
+};
+
+static void ofd_cb_soft_sync(struct lu_env *env, struct thandle *th,
+ struct dt_txn_commit_cb *cb, int err)
+{
+ struct ofd_soft_sync_callback *ossc;
+
+ ossc = container_of(cb, struct ofd_soft_sync_callback, ossc_cb);
+
+ CDEBUG(D_INODE, "export %p soft sync count is reset\n", ossc->ossc_exp);
+ atomic_set(&ossc->ossc_exp->exp_filter_data.fed_soft_sync_count, 0);
+
+ class_export_cb_put(ossc->ossc_exp);
+ OBD_FREE_PTR(ossc);
+}
+
+static int ofd_soft_sync_cb_add(struct thandle *th, struct obd_export *exp)
+{
+ struct ofd_soft_sync_callback *ossc;
+ struct dt_txn_commit_cb *dcb;
+ int rc;
+
+ OBD_ALLOC_PTR(ossc);
+ if (ossc == NULL)
+ return -ENOMEM;
+
+ ossc->ossc_exp = class_export_cb_get(exp);
+
+ dcb = &ossc->ossc_cb;
+ dcb->dcb_func = ofd_cb_soft_sync;
+ CFS_INIT_LIST_HEAD(&dcb->dcb_linkage);
+ strncpy(dcb->dcb_name, "ofd_cb_soft_sync", MAX_COMMIT_CB_STR_LEN);
+ dcb->dcb_name[MAX_COMMIT_CB_STR_LEN - 1] = '\0';
+
+ rc = dt_trans_cb_add(th, dcb);
+ if (rc) {
+ class_export_cb_put(exp);
+ OBD_FREE_PTR(ossc);
+ }
+
+ return rc;
+}
+
static int
-ofd_commitrw_write(const struct lu_env *env, struct ofd_device *ofd,
- struct lu_fid *fid, struct lu_attr *la,
- struct filter_fid *ff, int objcount,
- int niocount, struct niobuf_local *lnb,
- struct obd_trans_info *oti, int old_rc)
+ofd_commitrw_write(const struct lu_env *env, struct obd_export *exp,
+ struct ofd_device *ofd, const struct lu_fid *fid,
+ struct lu_attr *la, struct filter_fid *ff, int objcount,
+ int niocount, struct niobuf_local *lnb, int old_rc)
{
struct ofd_thread_info *info = ofd_info(env);
struct ofd_object *fo;
struct thandle *th;
int rc = 0;
int retries = 0;
+ int i;
+ struct filter_export_data *fed = &exp->exp_filter_data;
+ bool soft_sync = false;
+ bool cb_registered = false;
ENTRY;
if (IS_ERR(th))
GOTO(out, rc = PTR_ERR(th));
- th->th_sync |= oti->oti_sync_write;
+ th->th_sync |= ofd->ofd_syncjournal;
+ if (th->th_sync == 0) {
+ for (i = 0; i < niocount; i++) {
+ if (!(lnb[i].lnb_flags & OBD_BRW_ASYNC)) {
+ th->th_sync = 1;
+ break;
+ }
+ if (lnb[i].lnb_flags & OBD_BRW_SOFT_SYNC)
+ soft_sync = true;
+ }
+ }
if (OBD_FAIL_CHECK(OBD_FAIL_OST_DQACQ_NET))
GOTO(out_stop, rc = -EINPROGRESS);
}
/* get attr to return */
- dt_attr_get(env, o, la, ofd_object_capa(env, fo));
+ rc = dt_attr_get(env, o, la, ofd_object_capa(env, fo));
out_stop:
/* Force commit to make the just-deleted blocks
if (rc == -ENOSPC)
th->th_sync = 1;
+ /* do this before trans stop in case commit has finished */
+ if (!th->th_sync && soft_sync && !cb_registered) {
+ ofd_soft_sync_cb_add(th, exp);
+ cb_registered = true;
+ }
+
ofd_trans_stop(env, ofd, th, rc);
if (rc == -ENOSPC && retries++ < 3) {
CDEBUG(D_INODE, "retry after force commit, retries:%d\n",
goto retry;
}
+ if (!soft_sync)
+ /* reset fed_soft_sync_count upon non-SOFT_SYNC RPC */
+ atomic_set(&fed->fed_soft_sync_count, 0);
+ else if (atomic_inc_return(&fed->fed_soft_sync_count) ==
+ ofd->ofd_soft_sync_limit)
+ dt_commit_async(env, ofd->ofd_osd);
+
out:
dt_bufs_put(env, o, lnb, niocount);
ofd_read_unlock(env, fo);
struct niobuf_local *lnb, struct obd_trans_info *oti,
int old_rc)
{
- struct ofd_thread_info *info;
+ struct ofd_thread_info *info = ofd_info(env);
struct ofd_mod_data *fmd;
__u64 valid;
struct ofd_device *ofd = ofd_exp(exp);
struct filter_fid *ff = NULL;
+ const struct lu_fid *fid = &oa->o_oi.oi_fid;
int rc = 0;
- info = ofd_info(env);
- ofd_oti2info(info, oti);
-
LASSERT(npages > 0);
- fid_ostid_unpack(&info->fti_fid, &oa->o_oi, 0);
if (cmd == OBD_BRW_WRITE) {
/* Don't update timestamps if this write is older than a
* setattr which modifies the timestamps. b=10150 */
* doesn't already exist so we can store the reservation handle
* there. */
valid = OBD_MD_FLUID | OBD_MD_FLGID;
- fmd = ofd_fmd_find(exp, &info->fti_fid);
+ fmd = ofd_fmd_find(exp, fid);
if (!fmd || fmd->fmd_mactime_xid < info->fti_xid)
valid |= OBD_MD_FLATIME | OBD_MD_FLMTIME |
OBD_MD_FLCTIME;
ofd_prepare_fidea(ff, oa);
}
- rc = ofd_commitrw_write(env, ofd, &info->fti_fid,
- &info->fti_attr, ff, objcount, npages,
- lnb, oti, old_rc);
+ rc = ofd_commitrw_write(env, exp, ofd, fid, &info->fti_attr,
+ ff, objcount, npages, lnb, old_rc);
if (rc == 0)
obdo_from_la(oa, &info->fti_attr,
OFD_VALID_FLAGS | LA_GID | LA_UID);
if (oa && ns && ns->ns_lvbo && ns->ns_lvbo->lvbo_update) {
struct ldlm_resource *rs = NULL;
- ofd_build_resid(&info->fti_fid, &info->fti_resid);
+ ost_fid_build_resid(fid, &info->fti_resid);
rs = ldlm_resource_get(ns, NULL, &info->fti_resid,
LDLM_EXTENT, 0);
if (rs != NULL) {
ldlm_resource_putref(rs);
}
}
- rc = ofd_commitrw_read(env, ofd, &info->fti_fid, objcount,
- npages, lnb);
+ rc = ofd_commitrw_read(env, ofd, fid, objcount,
+ npages, lnb);
if (old_rc)
rc = old_rc;
} else {
rc = -EPROTO;
}
- ofd_info2oti(info, oti);
+ if (oti != NULL)
+ ofd_info2oti(info, oti);
RETURN(rc);
}