* 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,
+static int ofd_preprw_read(const struct lu_env *env, struct obd_export *exp,
+ struct ofd_device *ofd, struct lu_fid *fid,
+ struct lu_attr *la, int niocount,
struct niobuf_remote *rnb, int *nr_local,
- struct niobuf_local *lnb)
+ struct niobuf_local *lnb,
+ struct obd_trans_info *oti)
{
struct ofd_object *fo;
int i, j, rc, tot_bytes = 0;
GOTO(unlock, rc = -ENOENT);
/* 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));
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,
+ oti->oti_jobid, tot_bytes);
RETURN(0);
buf_put:
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);
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_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);
+ lprocfs_counter_add(ofd_obd(ofd)->obd_stats,
+ LPROC_OFD_WRITE_BYTES, tot_bytes);
+ ofd_counter_incr(exp, LPROC_OFD_STATS_WRITE,
+ oti->oti_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,
struct ofd_thread_info *info;
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);
}
+ rc = lu_env_refill((struct lu_env *)env);
+ LASSERT(rc == 0);
info = ofd_info_init(env, exp);
+ 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);
+ rc = ostid_to_fid(&info->fti_fid, &oa->o_oi, 0);
+ if (unlikely(rc != 0))
+ RETURN(rc);
+
if (cmd == OBD_BRW_WRITE) {
- rc = ofd_auth_capa(exp, &info->fti_fid, oa->o_seq,
+ rc = ofd_auth_capa(exp, &info->fti_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,
&info->fti_attr, oa, objcount,
obj, rnb, nr_local, lnb, oti);
}
} else if (cmd == OBD_BRW_READ) {
- rc = ofd_auth_capa(exp, &info->fti_fid, oa->o_seq,
+ rc = ofd_auth_capa(exp, &info->fti_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,
+ rc = ofd_preprw_read(env, exp, ofd, &info->fti_fid,
&info->fti_attr, obj->ioo_bufcnt,
- rnb, nr_local, lnb);
+ rnb, nr_local, lnb, oti);
obdo_from_la(oa, &info->fti_attr, LA_ATIME);
}
} else {
th->th_sync |= oti->oti_sync_write;
+ if (OBD_FAIL_CHECK(OBD_FAIL_OST_DQACQ_NET))
+ GOTO(out_stop, rc = -EINPROGRESS);
+
rc = dt_declare_write_commit(env, o, lnb, niocount, th);
if (rc)
GOTO(out_stop, rc);
}
/* 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
LASSERT(npages > 0);
- fid_ostid_unpack(&info->fti_fid, &oa->o_oi, 0);
+ rc = ostid_to_fid(&info->fti_fid, &oa->o_oi, 0);
+ if (unlikely(rc != 0))
+ RETURN(rc);
if (cmd == OBD_BRW_WRITE) {
/* Don't update timestamps if this write is older than a
* setattr which modifies the timestamps. b=10150 */
else
obdo_from_la(oa, &info->fti_attr, LA_GID | LA_UID);
- if (ofd_grant_prohibit(exp, ofd))
- /* Trick to prevent clients from waiting for bulk write
- * in flight since they won't get any grant in the reply
- * anyway so they had better firing the sync write RPC
- * straight away */
+ /* don't report overquota flag if we failed before reaching
+ * commit */
+ if (old_rc == 0 && (rc == 0 || rc == -EDQUOT)) {
+ /* return the overquota flags to client */
+ if (lnb[0].lnb_flags & OBD_BRW_OVER_USRQUOTA) {
+ if (oa->o_valid & OBD_MD_FLFLAGS)
+ oa->o_flags |= OBD_FL_NO_USRQUOTA;
+ else
+ oa->o_flags = OBD_FL_NO_USRQUOTA;
+ }
+
+ if (lnb[0].lnb_flags & OBD_BRW_OVER_GRPQUOTA) {
+ if (oa->o_valid & OBD_MD_FLFLAGS)
+ oa->o_flags |= OBD_FL_NO_GRPQUOTA;
+ else
+ oa->o_flags = OBD_FL_NO_GRPQUOTA;
+ }
+
+ oa->o_valid |= OBD_MD_FLFLAGS;
oa->o_valid |= OBD_MD_FLUSRQUOTA | OBD_MD_FLGRPQUOTA;
+ }
} else if (cmd == OBD_BRW_READ) {
struct ldlm_namespace *ns = ofd->ofd_namespace;
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(&info->fti_fid, &info->fti_resid);
rs = ldlm_resource_get(ns, NULL, &info->fti_resid,
LDLM_EXTENT, 0);
if (rs != NULL) {