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LU-9728 osd: use GFP_HIGHUSER for non-local IO
[fs/lustre-release.git] / lustre / ofd / ofd_io.c
index 269a723..5313655 100644 (file)
@@ -23,7 +23,7 @@
  * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  *
- * Copyright (c) 2012, 2014 Intel Corporation.
+ * Copyright (c) 2012, 2016, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
 
 #define DEBUG_SUBSYSTEM S_FILTER
 
+#include <linux/kthread.h>
 #include "ofd_internal.h"
+#include <lustre_nodemap.h>
 
 struct ofd_inconsistency_item {
        struct list_head         oii_list;
        struct ofd_object       *oii_obj;
-       struct lu_fid            oii_pfid;
+       struct filter_fid        oii_ff;
 };
 
 /**
@@ -59,27 +61,28 @@ struct ofd_inconsistency_item {
  * \param[in] env      execution environment
  * \param[in] ofd      OFD device
  * \param[in] oii      object-related local data
- * \param[in] lr       LFSCK request data
+ * \param[in] lrl      LFSCK request data
  */
 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 lfsck_req_local *lrl)
 {
-       struct ofd_object       *fo     = oii->oii_obj;
-       struct lu_fid           *pfid   = &fo->ofo_pfid;
-       int                      rc;
+       struct ofd_object *fo = oii->oii_obj;
+       struct filter_fid *client_ff = &oii->oii_ff;
+       struct filter_fid *local_ff = &fo->ofo_ff;
+       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. */
+       lrl->lrl_fid = fo->ofo_header.loh_fid; /* OST-object itself FID. */
+       lrl->lrl_ff_client = *client_ff; /* client given PFID. */
+       lrl->lrl_ff_local = *local_ff; /* OST local stored PFID. */
 
-       rc = lfsck_in_notify(env, ofd->ofd_osd, lr, NULL);
+       rc = lfsck_in_notify_local(env, ofd->ofd_osd, lrl, NULL);
        ofd_write_lock(env, fo);
-       switch (lr->lr_status) {
+       switch (lrl->lrl_status) {
        case LPVS_INIT:
                LASSERT(rc <= 0);
 
@@ -88,7 +91,8 @@ static void ofd_inconsistency_verify_one(const struct lu_env *env,
                               "PFID xattr for "DFID", the client given PFID "
                               DFID", OST local stored PFID "DFID": rc = %d\n",
                               ofd_name(ofd), PFID(&fo->ofo_header.loh_fid),
-                              PFID(&oii->oii_pfid), PFID(pfid), rc);
+                              PFID(&client_ff->ff_parent),
+                              PFID(&local_ff->ff_parent), rc);
                else
                        fo->ofo_pfid_verified = 1;
                break;
@@ -101,14 +105,16 @@ static void ofd_inconsistency_verify_one(const struct lu_env *env,
                               "PFID for "DFID", the client given PFID "DFID
                               ", local stored PFID "DFID": rc = %d\n",
                               ofd_name(ofd), PFID(&fo->ofo_header.loh_fid),
-                              PFID(&oii->oii_pfid), PFID(pfid), rc);
+                              PFID(&client_ff->ff_parent),
+                              PFID(&local_ff->ff_parent), 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_name(ofd), PFID(&fo->ofo_header.loh_fid),
-                              PFID(&oii->oii_pfid), PFID(pfid));
+                              PFID(&client_ff->ff_parent),
+                              PFID(&local_ff->ff_parent));
                break;
        case LPVS_INCONSISTENT_TOFIX:
                ofd->ofd_inconsistency_self_detected++;
@@ -118,15 +124,17 @@ static void ofd_inconsistency_verify_one(const struct lu_env *env,
                               "for "DFID", with the client given PFID "DFID
                               ", the old stored PFID "DFID"\n",
                               ofd_name(ofd), PFID(&fo->ofo_header.loh_fid),
-                              PFID(&oii->oii_pfid), PFID(pfid));
+                              PFID(&client_ff->ff_parent),
+                              PFID(&local_ff->ff_parent));
                } else if (rc < 0) {
                        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_name(ofd), PFID(&fo->ofo_header.loh_fid),
-                              PFID(&oii->oii_pfid), PFID(pfid), rc);
+                              PFID(&client_ff->ff_parent),
+                              PFID(&local_ff->ff_parent), rc);
                }
-               *pfid = oii->oii_pfid;
+               local_ff->ff_parent = client_ff->ff_parent;
                fo->ofo_pfid_verified = 1;
                break;
        default:
@@ -135,7 +143,7 @@ static void ofd_inconsistency_verify_one(const struct lu_env *env,
        fo->ofo_pfid_checking = 0;
        ofd_write_unlock(env, fo);
 
-       lu_object_put(env, &fo->ofo_obj.do_lu);
+       ofd_object_put(env, fo);
        OBD_FREE_PTR(oii);
 }
 
@@ -152,29 +160,29 @@ static void ofd_inconsistency_verify_one(const struct lu_env *env,
  */
 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 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;
+       struct lfsck_req_local *lrl = 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);
+       thread_set_flags(thread, rc ? SVC_STOPPED : SVC_RUNNING);
        wake_up_all(&thread->t_ctl_waitq);
        spin_unlock(&ofd->ofd_inconsistency_lock);
-       if (rc != 0)
+       if (rc)
                RETURN(rc);
 
-       OBD_ALLOC_PTR(lr);
-       if (unlikely(lr == NULL))
-               GOTO(out, rc = -ENOMEM);
+       OBD_ALLOC_PTR(lrl);
+       if (unlikely(!lrl))
+               GOTO(out_unlocked, rc = -ENOMEM);
 
-       lr->lr_event = LE_PAIRS_VERIFY;
-       lr->lr_active = LFSCK_TYPE_LAYOUT;
+       lrl->lrl_event = LEL_PAIRS_VERIFY_LOCAL;
+       lrl->lrl_active = LFSCK_TYPE_LAYOUT;
 
        spin_lock(&ofd->ofd_inconsistency_lock);
        while (1) {
@@ -187,7 +195,7 @@ static int ofd_inconsistency_verification_main(void *args)
                                         oii_list);
                        list_del_init(&oii->oii_list);
                        spin_unlock(&ofd->ofd_inconsistency_lock);
-                       ofd_inconsistency_verify_one(&env, ofd, oii, lr);
+                       ofd_inconsistency_verify_one(&env, ofd, oii, lrl);
                        spin_lock(&ofd->ofd_inconsistency_lock);
                }
 
@@ -213,15 +221,17 @@ static int ofd_inconsistency_verification_main(void *args)
                fo->ofo_pfid_checking = 0;
                ofd_write_unlock(&env, fo);
 
-               lu_object_put(&env, &fo->ofo_obj.do_lu);
+               ofd_object_put(&env, fo);
                OBD_FREE_PTR(oii);
                spin_lock(&ofd->ofd_inconsistency_lock);
        }
 
-       OBD_FREE_PTR(lr);
+       OBD_FREE_PTR(lrl);
 
        GOTO(out, rc = 0);
 
+out_unlocked:
+       spin_lock(&ofd->ofd_inconsistency_lock);
 out:
        thread_set_flags(thread, SVC_STOPPED);
        wake_up_all(&thread->t_ctl_waitq);
@@ -317,9 +327,10 @@ int ofd_stop_inconsistency_verification_thread(struct ofd_device *ofd)
 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;
+       struct ofd_device *ofd = ofd_obj2dev(fo);
+       struct ofd_inconsistency_item *oii;
+       struct filter_fid *ff;
+       bool wakeup = false;
 
        OBD_ALLOC_PTR(oii);
        if (oii == NULL)
@@ -328,9 +339,11 @@ static void ofd_add_inconsistency_item(const struct lu_env *env,
        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;
+       ff = &oii->oii_ff;
+       ff->ff_parent.f_seq = oa->o_parent_seq;
+       ff->ff_parent.f_oid = oa->o_parent_oid;
+       ff->ff_parent.f_stripe_idx = oa->o_stripe_idx;
+       ff->ff_layout = oa->o_layout;
 
        spin_lock(&ofd->ofd_inconsistency_lock);
        if (fo->ofo_pfid_checking || fo->ofo_pfid_verified) {
@@ -375,8 +388,8 @@ static void ofd_add_inconsistency_item(const struct lu_env *env,
 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;
+       struct lu_fid *pfid = &fo->ofo_ff.ff_parent;
+       int rc = 0;
        ENTRY;
 
        if (fid_is_sane(pfid)) {
@@ -440,8 +453,9 @@ static int ofd_preprw_read(const struct lu_env *env, struct obd_export *exp,
                           struct niobuf_remote *rnb, int *nr_local,
                           struct niobuf_local *lnb, char *jobid)
 {
-       struct ofd_object       *fo;
-       int                      i, j, rc, tot_bytes = 0;
+       struct ofd_object *fo;
+       int i, j, rc, tot_bytes = 0;
+       enum dt_bufs_type dbt = DT_BUFS_TYPE_READ;
 
        ENTRY;
        LASSERT(env != NULL);
@@ -461,10 +475,12 @@ static int ofd_preprw_read(const struct lu_env *env, struct obd_export *exp,
                        GOTO(unlock, rc);
        }
 
-       *nr_local = 0;
-       for (i = 0, j = 0; i < niocount; i++) {
+       if (ptlrpc_connection_is_local(exp->exp_connection))
+               dbt |= DT_BUFS_TYPE_LOCAL;
+
+       for (*nr_local = 0, 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));
+                                lnb + j, dbt);
                if (unlikely(rc < 0))
                        GOTO(buf_put, rc);
                LASSERT(rc <= PTLRPC_MAX_BRW_PAGES);
@@ -476,8 +492,7 @@ static int ofd_preprw_read(const struct lu_env *env, struct obd_export *exp,
        }
 
        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_attr_get(env, ofd_object_child(fo), la);
        if (unlikely(rc))
                GOTO(buf_put, rc);
 
@@ -526,8 +541,9 @@ static int ofd_preprw_write(const struct lu_env *env, struct obd_export *exp,
                            struct niobuf_remote *rnb, int *nr_local,
                            struct niobuf_local *lnb, char *jobid)
 {
-       struct ofd_object       *fo;
-       int                      i, j, k, rc = 0, tot_bytes = 0;
+       struct ofd_object *fo;
+       int i, j, k, rc = 0, tot_bytes = 0;
+       enum dt_bufs_type dbt = DT_BUFS_TYPE_WRITE;
 
        ENTRY;
        LASSERT(env != NULL);
@@ -540,7 +556,7 @@ static int ofd_preprw_write(const struct lu_env *env, struct obd_export *exp,
 
                oseq = ofd_seq_load(env, ofd, seq);
                if (IS_ERR(oseq)) {
-                       CERROR("%s: Can't find FID Sequence "LPX64": rc = %d\n",
+                       CERROR("%s: Can't find FID Sequence %#llx: rc = %d\n",
                               ofd_name(ofd), seq, (int)PTR_ERR(oseq));
                        GOTO(out, rc = -EINVAL);
                }
@@ -614,14 +630,15 @@ static int ofd_preprw_write(const struct lu_env *env, struct obd_export *exp,
 
        /* 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);
+       tgt_grant_prepare_write(env, exp, oa, rnb, obj->ioo_bufcnt);
+
+       if (ptlrpc_connection_is_local(exp->exp_connection))
+               dbt |= DT_BUFS_TYPE_LOCAL;
 
        /* parse remote buffers to local buffers and prepare the latter */
-       *nr_local = 0;
-       for (i = 0, j = 0; i < obj->ioo_bufcnt; i++) {
+       for (*nr_local = 0, 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));
+                                rnb + i, lnb + j, dbt);
                if (unlikely(rc < 0))
                        GOTO(err, rc);
                LASSERT(rc <= PTLRPC_MAX_BRW_PAGES);
@@ -630,10 +647,6 @@ static int ofd_preprw_write(const struct lu_env *env, struct obd_export *exp,
                        lnb[j+k].lnb_flags = rnb[i].rnb_flags;
                        if (!(rnb[i].rnb_flags & OBD_BRW_GRANTED))
                                lnb[j+k].lnb_rc = -ENOSPC;
-
-                       /* 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;
@@ -651,13 +664,14 @@ static int ofd_preprw_write(const struct lu_env *env, struct obd_export *exp,
 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);
+       ofd_object_put(env, fo);
+       /* tgt_grant_prepare_write() was called, so we must commit */
+       tgt_grant_commit(exp, oa->o_grant_used, 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);
+       tgt_grant_prepare_read(env, exp, oa);
        return rc;
 }
 
@@ -676,8 +690,6 @@ out:
  * \param[in] rnb      remote buffers
  * \param[in] nr_local number of local buffers
  * \param[in] lnb      local buffers
- * \param[in] oti      request data from OST
- * \param[in] capa     capability
  *
  * \retval             0 on successful prepare
  * \retval             negative value on error
@@ -685,8 +697,7 @@ out:
 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 niobuf_local *lnb)
 {
        struct tgt_session_info *tsi = tgt_ses_info(env);
        struct ofd_device       *ofd = ofd_exp(exp);
@@ -703,9 +714,7 @@ int ofd_preprw(const struct lu_env *env, int cmd, struct obd_export *exp,
        }
 
        if (tgt_ses_req(tsi) == NULL) { /* echo client case */
-               LASSERT(oti != NULL);
                info = ofd_info_init(env, exp);
-               ofd_oti2info(info, oti);
                jobid = NULL;
        } else {
                info = tsi2ofd_info(tsi);
@@ -714,7 +723,7 @@ int ofd_preprw(const struct lu_env *env, int cmd, struct obd_export *exp,
 
        LASSERT(oa != NULL);
 
-       if (OBD_FAIL_CHECK(OBD_FAIL_OST_ENOENT)) {
+       if (OBD_FAIL_CHECK(OBD_FAIL_SRV_ENOENT)) {
                struct ofd_seq          *oseq;
 
                oseq = ofd_seq_load(env, ofd, ostid_seq(&oa->o_oi));
@@ -739,25 +748,15 @@ int ofd_preprw(const struct lu_env *env, int cmd, struct obd_export *exp,
        LASSERT(obj->ioo_bufcnt > 0);
 
        if (cmd == OBD_BRW_WRITE) {
-               rc = ofd_auth_capa(exp, fid, ostid_seq(&oa->o_oi),
-                                  capa, CAPA_OPC_OSS_WRITE);
-               if (rc == 0) {
-                       la_from_obdo(&info->fti_attr, oa, OBD_MD_FLGETATTR);
-                       rc = ofd_preprw_write(env, exp, ofd, fid,
-                                             &info->fti_attr, oa, objcount,
-                                             obj, rnb, nr_local, lnb, jobid);
-               }
+               la_from_obdo(&info->fti_attr, oa, OBD_MD_FLGETATTR);
+               rc = ofd_preprw_write(env, exp, ofd, fid, &info->fti_attr, oa,
+                                     objcount, obj, rnb, nr_local, lnb, jobid);
        } else if (cmd == OBD_BRW_READ) {
-               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, exp, ofd, fid,
-                                            &info->fti_attr, oa,
-                                            obj->ioo_bufcnt, rnb, nr_local,
-                                            lnb, jobid);
-                       obdo_from_la(oa, &info->fti_attr, LA_ATIME);
-               }
+               tgt_grant_prepare_read(env, exp, oa);
+               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 {
                CERROR("%s: wrong cmd %d received!\n",
                       exp->exp_obd->obd_name, cmd);
@@ -841,9 +840,9 @@ ofd_write_attr_set(const struct lu_env *env, struct ofd_device *ofd,
        dt_obj = ofd_object_child(ofd_obj);
        LASSERT(dt_obj != NULL);
 
-       la->la_valid &= LA_UID | LA_GID;
+       la->la_valid &= LA_UID | LA_GID | LA_PROJID;
 
-       rc = ofd_attr_handle_ugid(env, ofd_obj, la, 0 /* !is_setattr */);
+       rc = ofd_attr_handle_id(env, ofd_obj, la, 0 /* !is_setattr */);
        if (rc != 0)
                GOTO(out, rc);
 
@@ -872,9 +871,8 @@ ofd_write_attr_set(const struct lu_env *env, struct ofd_device *ofd,
        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);
+               else if (OBD_FAIL_CHECK(OBD_FAIL_LFSCK_UNMATCHED_PAIR2))
+                       le32_add_cpu(&ff->ff_parent.f_oid, -1);
 
                info->fti_buf.lb_buf = ff;
                info->fti_buf.lb_len = sizeof(*ff);
@@ -890,10 +888,9 @@ ofd_write_attr_set(const struct lu_env *env, struct ofd_device *ofd,
        if (rc)
                GOTO(out_tx, rc);
 
-       /* set uid/gid */
+       /* set uid/gid/projid */
        if (la->la_valid) {
-               rc = dt_attr_set(env, dt_obj, la, th,
-                                ofd_object_capa(env, ofd_obj));
+               rc = dt_attr_set(env, dt_obj, la, th);
                if (rc)
                        GOTO(out_tx, rc);
        }
@@ -904,17 +901,9 @@ ofd_write_attr_set(const struct lu_env *env, struct ofd_device *ofd,
                        GOTO(out_tx, rc);
 
                rc = dt_xattr_set(env, dt_obj, &info->fti_buf, XATTR_NAME_FID,
-                                 0, th, BYPASS_CAPA);
-               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);
-               }
+                                 0, th);
+               if (!rc)
+                       filter_fid_le_to_cpu(&ofd_obj->ofo_ff, ff, sizeof(*ff));
        }
 
        GOTO(out_tx, rc);
@@ -1013,6 +1002,7 @@ static int ofd_soft_sync_cb_add(struct thandle *th, struct obd_export *exp)
  * \param[in] objcount always 1
  * \param[in] niocount number of local buffers
  * \param[in] lnb      local buffers
+ * \param[in] granted  grant space consumed for the bulk I/O
  * \param[in] old_rc   result of processing at this point
  *
  * \retval             0 on successful commit
@@ -1022,18 +1012,20 @@ static int
 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)
+                  int niocount, struct niobuf_local *lnb,
+                  unsigned long granted, int old_rc)
 {
-       struct ofd_thread_info  *info = ofd_info(env);
-       struct ofd_object       *fo;
-       struct dt_object        *o;
-       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;
+       struct ofd_object *fo;
+       struct dt_object *o;
+       struct thandle *th;
+       int rc = 0;
+       int rc2 = 0;
+       int retries = 0;
+       int i;
+       bool soft_sync = false;
+       bool cb_registered = false;
+       bool fake_write = false;
 
        ENTRY;
 
@@ -1061,6 +1053,28 @@ ofd_commitrw_write(const struct lu_env *env, struct obd_export *exp,
 
        la->la_valid &= LA_ATIME | LA_MTIME | LA_CTIME;
 
+       /* do fake write, to simulate the write case for performance testing */
+       if (OBD_FAIL_CHECK(OBD_FAIL_OST_FAKE_RW)) {
+               struct niobuf_local *last = &lnb[niocount - 1];
+               __u64 file_size = last->lnb_file_offset + last->lnb_len;
+               __u64 valid = la->la_valid;
+
+               la->la_valid = LA_SIZE;
+               la->la_size = 0;
+               rc = dt_attr_get(env, o, la);
+               if (rc < 0 && rc != -ENOENT)
+                       GOTO(out, rc);
+
+               if (file_size < la->la_size)
+                       file_size = la->la_size;
+
+               /* dirty inode by setting file size */
+               la->la_valid = valid | LA_SIZE;
+               la->la_size = file_size;
+
+               fake_write = true;
+       }
+
 retry:
        th = ofd_trans_create(env, ofd);
        if (IS_ERR(th))
@@ -1081,9 +1095,11 @@ retry:
        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);
+       if (likely(!fake_write)) {
+               rc = dt_declare_write_commit(env, o, lnb, niocount, th);
+               if (rc)
+                       GOTO(out_stop, rc);
+       }
 
        if (la->la_valid) {
                /* update [mac]time if needed */
@@ -1096,18 +1112,20 @@ retry:
        if (rc)
                GOTO(out_stop, rc);
 
-       rc = dt_write_commit(env, o, lnb, niocount, th);
-       if (rc)
-               GOTO(out_stop, rc);
+       if (likely(!fake_write)) {
+               rc = dt_write_commit(env, o, lnb, niocount, th);
+               if (rc)
+                       GOTO(out_stop, rc);
+       }
 
        if (la->la_valid) {
-               rc = dt_attr_set(env, o, la, th, ofd_object_capa(env, fo));
+               rc = dt_attr_set(env, o, la, th);
                if (rc)
                        GOTO(out_stop, rc);
        }
 
        /* get attr to return */
-       rc = dt_attr_get(env, o, la, ofd_object_capa(env, fo));
+       rc = dt_attr_get(env, o, la);
 
 out_stop:
        /* Force commit to make the just-deleted blocks
@@ -1121,7 +1139,14 @@ out_stop:
                cb_registered = true;
        }
 
-       ofd_trans_stop(env, ofd, th, rc);
+       if (rc == 0 && granted > 0) {
+               if (tgt_grant_commit_cb_add(th, exp, granted) == 0)
+                       granted = 0;
+       }
+
+       rc2 = ofd_trans_stop(env, ofd, th, rc);
+       if (!rc)
+               rc = rc2;
        if (rc == -ENOSPC && retries++ < 3) {
                CDEBUG(D_INODE, "retry after force commit, retries:%d\n",
                       retries);
@@ -1141,7 +1166,8 @@ out:
        ofd_object_put(env, fo);
        /* second put is pair to object_get in ofd_preprw_write */
        ofd_object_put(env, fo);
-       ofd_grant_commit(env, info->fti_exp, old_rc);
+       if (granted > 0)
+               tgt_grant_commit(exp, granted, old_rc);
        RETURN(rc);
 }
 
@@ -1162,7 +1188,6 @@ out:
  * \param[in] rnb      remote buffers
  * \param[in] npages   number of local buffers
  * \param[in] lnb      local buffers
- * \param[in] oti      request data from OST
  * \param[in] old_rc   result of processing at this point
  *
  * \retval             0 on successful commit
@@ -1171,8 +1196,7 @@ out:
 int ofd_commitrw(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 npages,
-                struct niobuf_local *lnb, struct obd_trans_info *oti,
-                int old_rc)
+                struct niobuf_local *lnb, int old_rc)
 {
        struct ofd_thread_info  *info = ofd_info(env);
        struct ofd_mod_data     *fmd;
@@ -1185,6 +1209,8 @@ int ofd_commitrw(const struct lu_env *env, int cmd, struct obd_export *exp,
        LASSERT(npages > 0);
 
        if (cmd == OBD_BRW_WRITE) {
+               struct lu_nodemap *nodemap;
+
                /* Don't update timestamps if this write is older than a
                 * setattr which modifies the timestamps. b=10150 */
 
@@ -1192,7 +1218,7 @@ int ofd_commitrw(const struct lu_env *env, int cmd, struct obd_export *exp,
                 * to be changed to ofd_fmd_get() to create the fmd if it
                 * doesn't already exist so we can store the reservation handle
                 * there. */
-               valid = OBD_MD_FLUID | OBD_MD_FLGID;
+               valid = OBD_MD_FLUID | OBD_MD_FLGID | OBD_MD_FLPROJID;
                fmd = ofd_fmd_find(exp, fid);
                if (!fmd || fmd->fmd_mactime_xid < info->fti_xid)
                        valid |= OBD_MD_FLATIME | OBD_MD_FLMTIME |
@@ -1206,12 +1232,15 @@ int ofd_commitrw(const struct lu_env *env, int cmd, struct obd_export *exp,
                }
 
                rc = ofd_commitrw_write(env, exp, ofd, fid, &info->fti_attr,
-                                       ff, objcount, npages, lnb, old_rc);
+                                       ff, objcount, npages, lnb,
+                                       oa->o_grant_used, old_rc);
                if (rc == 0)
                        obdo_from_la(oa, &info->fti_attr,
-                                    OFD_VALID_FLAGS | LA_GID | LA_UID);
+                                    OFD_VALID_FLAGS | LA_GID | LA_UID |
+                                    LA_PROJID);
                else
-                       obdo_from_la(oa, &info->fti_attr, LA_GID | LA_UID);
+                       obdo_from_la(oa, &info->fti_attr, LA_GID | LA_UID |
+                                    LA_PROJID);
 
                /* don't report overquota flag if we failed before reaching
                 * commit */
@@ -1230,9 +1259,29 @@ int ofd_commitrw(const struct lu_env *env, int cmd, struct obd_export *exp,
                                else
                                        oa->o_flags = OBD_FL_NO_GRPQUOTA;
                        }
+                       if (lnb[0].lnb_flags & OBD_BRW_OVER_PRJQUOTA) {
+                               if (oa->o_valid & OBD_MD_FLFLAGS)
+                                       oa->o_flags |= OBD_FL_NO_PRJQUOTA;
+                               else
+                                       oa->o_flags = OBD_FL_NO_PRJQUOTA;
+                       }
 
                        oa->o_valid |= OBD_MD_FLFLAGS;
-                       oa->o_valid |= OBD_MD_FLUSRQUOTA | OBD_MD_FLGRPQUOTA;
+                       oa->o_valid |= OBD_MD_FLALLQUOTA;
+               }
+
+               /* Convert back to client IDs. LU-9671.
+                * nodemap_get_from_exp() may fail due to nodemap deactivated,
+                * server ID will be returned back to client in that case. */
+               nodemap = nodemap_get_from_exp(exp);
+               if (nodemap != NULL && !IS_ERR(nodemap)) {
+                       oa->o_uid = nodemap_map_id(nodemap, NODEMAP_UID,
+                                                  NODEMAP_FS_TO_CLIENT,
+                                                  oa->o_uid);
+                       oa->o_gid = nodemap_map_id(nodemap, NODEMAP_GID,
+                                                  NODEMAP_FS_TO_CLIENT,
+                                                  oa->o_gid);
+                       nodemap_putref(nodemap);
                }
        } else if (cmd == OBD_BRW_READ) {
                struct ldlm_namespace *ns = ofd->ofd_namespace;
@@ -1260,7 +1309,5 @@ int ofd_commitrw(const struct lu_env *env, int cmd, struct obd_export *exp,
                rc = -EPROTO;
        }
 
-       if (oti != NULL)
-               ofd_info2oti(info, oti);
        RETURN(rc);
 }