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LU-3556 osd-ldiskfs: remove dependency on mdd module
[fs/lustre-release.git] / lustre / mdt / mdt_lib.c
index 05fc80e..8a4042f 100644 (file)
@@ -27,7 +27,7 @@
  * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  *
- * Copyright (c) 2011, 2012, Intel Corporation.
+ * Copyright (c) 2011, 2013, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
@@ -537,19 +537,22 @@ void mdt_dump_lmm(int level, const struct lov_mds_md *lmm)
 
         count = le16_to_cpu(((struct lov_user_md*)lmm)->lmm_stripe_count);
 
-        CDEBUG(level, "objid "LPX64", magic 0x%08X, pattern %#X\n",
-               le64_to_cpu(lmm->lmm_object_id), le32_to_cpu(lmm->lmm_magic),
-               le32_to_cpu(lmm->lmm_pattern));
+       CDEBUG(level, "objid "DOSTID", magic 0x%08X, pattern %#X\n",
+              POSTID(&lmm->lmm_oi), le32_to_cpu(lmm->lmm_magic),
+              le32_to_cpu(lmm->lmm_pattern));
         CDEBUG(level,"stripe_size=0x%x, stripe_count=0x%x\n",
                le32_to_cpu(lmm->lmm_stripe_size), count);
-        if (count == LOV_ALL_STRIPES)
+        if (count == LOV_ALL_STRIPES ||
+           le32_to_cpu(lmm->lmm_pattern) & LOV_PATTERN_F_RELEASED)
                 return;
-        LASSERT(count <= LOV_MAX_STRIPE_COUNT);
-        for (i = 0, lod = lmm->lmm_objects; i < count; i++, lod++)
-                CDEBUG(level, "stripe %u idx %u subobj "LPX64"/"LPX64"\n",
-                       i, le32_to_cpu(lod->l_ost_idx),
-                       le64_to_cpu(lod->l_object_seq),
-                       le64_to_cpu(lod->l_object_id));
+
+       LASSERT(count <= LOV_MAX_STRIPE_COUNT);
+       for (i = 0, lod = lmm->lmm_objects; i < count; i++, lod++) {
+               struct ost_id   oi;
+               ostid_le_to_cpu(&lod->l_ost_oi, &oi);
+               CDEBUG(level, "stripe %u idx %u subobj "DOSTID"\n",
+                      i, le32_to_cpu(lod->l_ost_idx), POSTID(&oi));
+       }
 }
 
 /* Shrink and/or grow reply buffers */
@@ -573,10 +576,10 @@ int mdt_fix_reply(struct mdt_thread_info *info)
         acl_size = body->aclsize;
 
         /* this replay - not send info to client */
-        if (info->mti_spec.no_create == 1) {
-                md_size = 0;
-                acl_size = 0;
-        }
+       if (info->mti_spec.no_create) {
+               md_size = 0;
+               acl_size = 0;
+       }
 
         CDEBUG(D_INFO, "Shrink to md_size = %d cookie/acl_size = %d"
                         " MDSCAPA = %llx, OSSCAPA = %llx\n",
@@ -690,9 +693,9 @@ int mdt_handle_last_unlink(struct mdt_thread_info *info, struct mdt_object *mo,
                 repbody->valid |= OBD_MD_FLCOOKIE;
         }
 
-        if (info->mti_mdt->mdt_opts.mo_oss_capa &&
-            info->mti_exp->exp_connect_flags & OBD_CONNECT_OSS_CAPA &&
-            repbody->valid & OBD_MD_FLEASIZE) {
+       if (info->mti_mdt->mdt_opts.mo_oss_capa &&
+           exp_connect_flags(info->mti_exp) & OBD_CONNECT_OSS_CAPA &&
+           repbody->valid & OBD_MD_FLEASIZE) {
                 struct lustre_capa *capa;
 
                 capa = req_capsule_server_get(info->mti_pill, &RMF_CAPA2);
@@ -708,100 +711,94 @@ int mdt_handle_last_unlink(struct mdt_thread_info *info, struct mdt_object *mo,
         RETURN(0);
 }
 
-static inline unsigned int attr_unpack(__u64 sa_valid) {
-        unsigned int ia_valid = 0;
-
-        if (sa_valid & MDS_ATTR_MODE)
-                ia_valid |= ATTR_MODE;
-        if (sa_valid & MDS_ATTR_UID)
-                ia_valid |= ATTR_UID;
-        if (sa_valid & MDS_ATTR_GID)
-                ia_valid |= ATTR_GID;
-        if (sa_valid & MDS_ATTR_SIZE)
-                ia_valid |= ATTR_SIZE;
-        if (sa_valid & MDS_ATTR_ATIME)
-                ia_valid |= ATTR_ATIME;
-        if (sa_valid & MDS_ATTR_MTIME)
-                ia_valid |= ATTR_MTIME;
-        if (sa_valid & MDS_ATTR_CTIME)
-                ia_valid |= ATTR_CTIME;
-        if (sa_valid & MDS_ATTR_ATIME_SET)
-                ia_valid |= ATTR_ATIME_SET;
-        if (sa_valid & MDS_ATTR_MTIME_SET)
-                ia_valid |= ATTR_MTIME_SET;
-        if (sa_valid & MDS_ATTR_FORCE)
-                ia_valid |= ATTR_FORCE;
-        if (sa_valid & MDS_ATTR_ATTR_FLAG)
-                ia_valid |= ATTR_ATTR_FLAG;
-        if (sa_valid & MDS_ATTR_KILL_SUID)
-                ia_valid |=  ATTR_KILL_SUID;
-        if (sa_valid & MDS_ATTR_KILL_SGID)
-                ia_valid |= ATTR_KILL_SGID;
-        if (sa_valid & MDS_ATTR_CTIME_SET)
-                ia_valid |= ATTR_CTIME_SET;
-        if (sa_valid & MDS_ATTR_FROM_OPEN)
-                ia_valid |= ATTR_FROM_OPEN;
-        if (sa_valid & MDS_ATTR_BLOCKS)
-                ia_valid |= ATTR_BLOCKS;
-        if (sa_valid & MDS_OPEN_OWNEROVERRIDE)
-                ia_valid |= MDS_OPEN_OWNEROVERRIDE;
-        return ia_valid;
-}
-
 static __u64 mdt_attr_valid_xlate(__u64 in, struct mdt_reint_record *rr,
                                   struct md_attr *ma)
 {
-        __u64 out;
-
-        out = 0;
-        if (in & ATTR_MODE)
-                out |= LA_MODE;
-        if (in & ATTR_UID)
-                out |= LA_UID;
-        if (in & ATTR_GID)
-                out |= LA_GID;
-        if (in & ATTR_SIZE)
-                out |= LA_SIZE;
-        if (in & ATTR_BLOCKS)
-                out |= LA_BLOCKS;
-
-        if (in & ATTR_FROM_OPEN)
-                rr->rr_flags |= MRF_OPEN_TRUNC;
-
-        if (in & ATTR_ATIME_SET)
-                out |= LA_ATIME;
-
-        if (in & ATTR_CTIME_SET)
-                out |= LA_CTIME;
-
-        if (in & ATTR_MTIME_SET)
-                out |= LA_MTIME;
-
-        if (in & ATTR_ATTR_FLAG)
-                out |= LA_FLAGS;
-
-        if (in & ATTR_KILL_SUID)
-                out |= LA_KILL_SUID;
-
-        if (in & ATTR_KILL_SGID)
-                out |= LA_KILL_SGID;
-
-        if (in & MDS_OPEN_OWNEROVERRIDE)
-                ma->ma_attr_flags |= MDS_OPEN_OWNEROVERRIDE;
-
-        if (in & ATTR_FORCE)
-                ma->ma_attr_flags |= MDS_PERM_BYPASS;
-
-        /*XXX need ATTR_RAW?*/
-        in &= ~(ATTR_MODE|ATTR_UID|ATTR_GID|ATTR_SIZE|ATTR_BLOCKS|
-                ATTR_ATIME|ATTR_MTIME|ATTR_CTIME|ATTR_FROM_OPEN|
-                ATTR_ATIME_SET|ATTR_CTIME_SET|ATTR_MTIME_SET|
-                ATTR_ATTR_FLAG|ATTR_RAW|MDS_OPEN_OWNEROVERRIDE|
-                ATTR_FORCE|ATTR_KILL_SUID|ATTR_KILL_SGID);
-        if (in != 0)
-                CERROR("Unknown attr bits: "LPX64"\n", in);
-        return out;
+       __u64 out;
+
+       out = 0;
+       if (in & MDS_ATTR_MODE)
+               out |= LA_MODE;
+       if (in & MDS_ATTR_UID)
+               out |= LA_UID;
+       if (in & MDS_ATTR_GID)
+               out |= LA_GID;
+       if (in & MDS_ATTR_SIZE)
+               out |= LA_SIZE;
+       if (in & MDS_ATTR_BLOCKS)
+               out |= LA_BLOCKS;
+       if (in & MDS_ATTR_ATIME_SET)
+               out |= LA_ATIME;
+       if (in & MDS_ATTR_CTIME_SET)
+               out |= LA_CTIME;
+       if (in & MDS_ATTR_MTIME_SET)
+               out |= LA_MTIME;
+       if (in & MDS_ATTR_ATTR_FLAG)
+               out |= LA_FLAGS;
+       if (in & MDS_ATTR_KILL_SUID)
+               out |= LA_KILL_SUID;
+       if (in & MDS_ATTR_KILL_SGID)
+               out |= LA_KILL_SGID;
+
+       if (in & MDS_ATTR_FROM_OPEN)
+               rr->rr_flags |= MRF_OPEN_TRUNC;
+       if (in & MDS_OPEN_OWNEROVERRIDE)
+               ma->ma_attr_flags |= MDS_OWNEROVERRIDE;
+       if (in & MDS_ATTR_FORCE)
+               ma->ma_attr_flags |= MDS_PERM_BYPASS;
+
+       in &= ~(MDS_ATTR_MODE | MDS_ATTR_UID | MDS_ATTR_GID |
+               MDS_ATTR_ATIME | MDS_ATTR_MTIME | MDS_ATTR_CTIME |
+               MDS_ATTR_ATIME_SET | MDS_ATTR_CTIME_SET | MDS_ATTR_MTIME_SET |
+               MDS_ATTR_SIZE | MDS_ATTR_BLOCKS | MDS_ATTR_ATTR_FLAG |
+               MDS_ATTR_FORCE | MDS_ATTR_KILL_SUID | MDS_ATTR_KILL_SGID |
+               MDS_ATTR_FROM_OPEN | MDS_OPEN_OWNEROVERRIDE);
+       if (in != 0)
+               CERROR("Unknown attr bits: "LPX64"\n", in);
+       return out;
 }
+
+void mdt_set_capainfo(struct mdt_thread_info *info, int offset,
+                     const struct lu_fid *fid, struct lustre_capa *capa)
+{
+       struct lu_capainfo *lci;
+
+       LASSERT(offset >= 0 && offset < LU_CAPAINFO_MAX);
+       if (!info->mti_mdt->mdt_opts.mo_mds_capa ||
+           !(exp_connect_flags(info->mti_exp) & OBD_CONNECT_MDS_CAPA))
+               return;
+
+       lci = lu_capainfo_get(info->mti_env);
+       LASSERT(lci);
+       lci->lci_fid[offset]  = *fid;
+       lci->lci_capa[offset] = capa;
+}
+
+#ifdef DEBUG_CAPA
+void mdt_dump_capainfo(struct mdt_thread_info *info)
+{
+       struct lu_capainfo *lci = lu_capainfo_get(info->mti_env);
+       int i;
+
+       if (lci == NULL)
+               return;
+
+       for (i = 0; i < LU_CAPAINFO_MAX; i++) {
+               if (lci->lci_capa[i] == NULL) {
+                       CERROR("no capa for index %d "DFID"\n",
+                              i, PFID(&lci->lci_fid[i]));
+                       continue;
+               }
+               if (lci->lci_capa[i] == BYPASS_CAPA) {
+                       CERROR("bypass for index %d "DFID"\n",
+                              i, PFID(&lci->lci_fid[i]));
+                       continue;
+               }
+               DEBUG_CAPA(D_ERROR, lci->lci_capa[i], "index %d", i);
+       }
+}
+#endif /* DEBUG_CAPA */
+
 /* unpacking */
 
 static int mdt_setattr_unpack_rec(struct mdt_thread_info *info)
@@ -827,7 +824,21 @@ static int mdt_setattr_unpack_rec(struct mdt_thread_info *info)
        uc->uc_suppgids[1] = -1;
 
         rr->rr_fid1 = &rec->sa_fid;
-        la->la_valid = mdt_attr_valid_xlate(attr_unpack(rec->sa_valid), rr, ma);
+       la->la_valid = mdt_attr_valid_xlate(rec->sa_valid, rr, ma);
+       /*  If MDS_ATTR_xTIME is set without MDS_ATTR_xTIME_SET and
+        *  the client does not have OBD_CONNECT_FULL20, convert it
+        *  to LA_xTIME. LU-3036 */
+       if (!(exp_connect_flags(info->mti_exp) & OBD_CONNECT_FULL20)) {
+               if (!(rec->sa_valid & MDS_ATTR_ATIME_SET) &&
+                    (rec->sa_valid & MDS_ATTR_ATIME))
+                       la->la_valid |= LA_ATIME;
+               if (!(rec->sa_valid & MDS_ATTR_MTIME_SET) &&
+                    (rec->sa_valid & MDS_ATTR_MTIME))
+                       la->la_valid |= LA_MTIME;
+               if (!(rec->sa_valid & MDS_ATTR_CTIME_SET) &&
+                    (rec->sa_valid & MDS_ATTR_CTIME))
+                       la->la_valid |= LA_CTIME;
+       }
         la->la_mode  = rec->sa_mode;
         la->la_flags = rec->sa_attr_flags;
         la->la_uid   = rec->sa_uid;
@@ -844,11 +855,16 @@ static int mdt_setattr_unpack_rec(struct mdt_thread_info *info)
        else
                ma->ma_attr_flags &= ~MDS_DATA_MODIFIED;
 
-        if (req_capsule_get_size(pill, &RMF_CAPA1, RCL_CLIENT))
-                mdt_set_capainfo(info, 0, rr->rr_fid1,
-                                 req_capsule_client_get(pill, &RMF_CAPA1));
+       if (rec->sa_bias & MDS_HSM_RELEASE)
+               ma->ma_attr_flags |= MDS_HSM_RELEASE;
+       else
+               ma->ma_attr_flags &= ~MDS_HSM_RELEASE;
 
-        RETURN(0);
+       if (req_capsule_get_size(pill, &RMF_CAPA1, RCL_CLIENT))
+               mdt_set_capainfo(info, 0, rr->rr_fid1,
+                                req_capsule_client_get(pill, &RMF_CAPA1));
+
+       RETURN(0);
 }
 
 static int mdt_ioepoch_unpack(struct mdt_thread_info *info)
@@ -906,6 +922,24 @@ static int mdt_setattr_unpack(struct mdt_thread_info *info)
         RETURN(rc);
 }
 
+static int mdt_hsm_release_unpack(struct mdt_thread_info *info)
+{
+       struct md_attr          *ma = &info->mti_attr;
+       struct req_capsule      *pill = info->mti_pill;
+       ENTRY;
+
+       if (!(ma->ma_attr_flags & MDS_HSM_RELEASE))
+               RETURN(0);
+
+       req_capsule_extend(pill, &RQF_MDS_RELEASE_CLOSE);
+
+       if (!(req_capsule_has_field(pill, &RMF_CLOSE_DATA, RCL_CLIENT) &&
+           req_capsule_field_present(pill, &RMF_CLOSE_DATA, RCL_CLIENT)))
+               RETURN(-EFAULT);
+
+       RETURN(0);
+}
+
 int mdt_close_unpack(struct mdt_thread_info *info)
 {
         int rc;
@@ -918,6 +952,11 @@ int mdt_close_unpack(struct mdt_thread_info *info)
        rc = mdt_setattr_unpack_rec(info);
        if (rc)
                RETURN(rc);
+
+       rc = mdt_hsm_release_unpack(info);
+       if (rc)
+               RETURN(rc);
+
        RETURN(mdt_init_ucred_reint(info));
 }
 
@@ -954,8 +993,8 @@ static int mdt_create_unpack(struct mdt_thread_info *info)
         attr->la_ctime = rec->cr_time;
         attr->la_mtime = rec->cr_time;
         attr->la_atime = rec->cr_time;
-        attr->la_valid = LA_MODE | LA_RDEV | LA_UID | LA_GID |
-                         LA_CTIME | LA_MTIME | LA_ATIME;
+       attr->la_valid = LA_MODE | LA_RDEV | LA_UID | LA_GID | LA_TYPE |
+                        LA_CTIME | LA_MTIME | LA_ATIME;
         memset(&sp->u, 0, sizeof(sp->u));
         sp->sp_cr_flags = get_mrc_cr_flags(rec);
 
@@ -1081,12 +1120,18 @@ static int mdt_unlink_unpack(struct mdt_thread_info *info)
         else
                 ma->ma_attr_flags &= ~MDS_VTX_BYPASS;
 
-        info->mti_spec.no_create = !!req_is_replay(mdt_info_req(info));
+       info->mti_spec.no_create = !!req_is_replay(mdt_info_req(info));
 
         rc = mdt_dlmreq_unpack(info);
         RETURN(rc);
 }
 
+static int mdt_rmentry_unpack(struct mdt_thread_info *info)
+{
+       info->mti_spec.sp_rm_entry = 1;
+       return mdt_unlink_unpack(info);
+}
+
 static int mdt_rename_unpack(struct mdt_thread_info *info)
 {
        struct lu_ucred         *uc = mdt_ucred(info);
@@ -1329,13 +1374,14 @@ static int mdt_setxattr_unpack(struct mdt_thread_info *info)
 typedef int (*reint_unpacker)(struct mdt_thread_info *info);
 
 static reint_unpacker mdt_reint_unpackers[REINT_MAX] = {
-        [REINT_SETATTR]  = mdt_setattr_unpack,
-        [REINT_CREATE]   = mdt_create_unpack,
-        [REINT_LINK]     = mdt_link_unpack,
-        [REINT_UNLINK]   = mdt_unlink_unpack,
-        [REINT_RENAME]   = mdt_rename_unpack,
-        [REINT_OPEN]     = mdt_open_unpack,
-        [REINT_SETXATTR] = mdt_setxattr_unpack
+       [REINT_SETATTR]  = mdt_setattr_unpack,
+       [REINT_CREATE]   = mdt_create_unpack,
+       [REINT_LINK]     = mdt_link_unpack,
+       [REINT_UNLINK]   = mdt_unlink_unpack,
+       [REINT_RENAME]   = mdt_rename_unpack,
+       [REINT_OPEN]     = mdt_open_unpack,
+       [REINT_SETXATTR] = mdt_setxattr_unpack,
+       [REINT_RMENTRY]  = mdt_rmentry_unpack,
 };
 
 int mdt_reint_unpack(struct mdt_thread_info *info, __u32 op)