/* * Set the attributes of an object * * The transaction passed to this routine must have * dmu_tx_hold_bonus(tx, oid) called and then assigned * to a transaction group. */ static int osd_attr_set(const struct lu_env *env, struct dt_object *dt, const struct lu_attr *la, struct thandle *handle) { struct osd_thread_info *info = osd_oti_get(env); sa_bulk_attr_t *bulk = osd_oti_get(env)->oti_attr_bulk; struct osd_object *obj = osd_dt_obj(dt); struct osd_device *osd = osd_obj2dev(obj); struct osd_thandle *oh; struct osa_attr *osa = &info->oti_osa; __u64 valid = la->la_valid; int cnt; int rc = 0; ENTRY; down_read(&obj->oo_guard); if (unlikely(!dt_object_exists(dt) || obj->oo_destroyed)) GOTO(out, rc = -ENOENT); LASSERT(handle != NULL); LASSERT(osd_invariant(obj)); LASSERT(obj->oo_sa_hdl); oh = container_of0(handle, struct osd_thandle, ot_super); /* Assert that the transaction has been assigned to a transaction group. */ LASSERT(oh->ot_tx->tx_txg != 0); /* Only allow set size for regular file */ if (!S_ISREG(dt->do_lu.lo_header->loh_attr)) valid &= ~(LA_SIZE | LA_BLOCKS); if (valid & LA_CTIME && la->la_ctime == obj->oo_attr.la_ctime) valid &= ~LA_CTIME; if (valid & LA_MTIME && la->la_mtime == obj->oo_attr.la_mtime) valid &= ~LA_MTIME; if (valid & LA_ATIME && la->la_atime == obj->oo_attr.la_atime) valid &= ~LA_ATIME; if (valid == 0) GOTO(out, rc = 0); if (valid & LA_FLAGS) { struct lustre_mdt_attrs *lma; struct lu_buf buf; if (la->la_flags & LUSTRE_LMA_FL_MASKS) { CLASSERT(sizeof(info->oti_buf) >= sizeof(*lma)); lma = (struct lustre_mdt_attrs *)&info->oti_buf; buf.lb_buf = lma; buf.lb_len = sizeof(info->oti_buf); rc = osd_xattr_get(env, &obj->oo_dt, &buf, XATTR_NAME_LMA); if (rc > 0) { lma->lma_incompat = le32_to_cpu(lma->lma_incompat); lma->lma_incompat |= lustre_to_lma_flags(la->la_flags); lma->lma_incompat = cpu_to_le32(lma->lma_incompat); buf.lb_buf = lma; buf.lb_len = sizeof(*lma); rc = osd_xattr_set_internal(env, obj, &buf, XATTR_NAME_LMA, LU_XATTR_REPLACE, oh); } if (rc < 0) { CWARN("%s: failed to set LMA flags: rc = %d\n", osd->od_svname, rc); RETURN(rc); } } } /* do both accounting updates outside oo_attr_lock below */ if ((valid & LA_UID) && (la->la_uid != obj->oo_attr.la_uid)) { /* Update user accounting. Failure isn't fatal, but we still * log an error message */ rc = -zap_increment_int(osd->od_os, osd->od_iusr_oid, la->la_uid, 1, oh->ot_tx); if (rc) CERROR("%s: failed to update accounting ZAP for user " "%d (%d)\n", osd->od_svname, la->la_uid, rc); rc = -zap_increment_int(osd->od_os, osd->od_iusr_oid, obj->oo_attr.la_uid, -1, oh->ot_tx); if (rc) CERROR("%s: failed to update accounting ZAP for user " "%d (%d)\n", osd->od_svname, obj->oo_attr.la_uid, rc); } if ((valid & LA_GID) && (la->la_gid != obj->oo_attr.la_gid)) { /* Update group accounting. Failure isn't fatal, but we still * log an error message */ rc = -zap_increment_int(osd->od_os, osd->od_igrp_oid, la->la_gid, 1, oh->ot_tx); if (rc) CERROR("%s: failed to update accounting ZAP for user " "%d (%d)\n", osd->od_svname, la->la_gid, rc); rc = -zap_increment_int(osd->od_os, osd->od_igrp_oid, obj->oo_attr.la_gid, -1, oh->ot_tx); if (rc) CERROR("%s: failed to update accounting ZAP for user " "%d (%d)\n", osd->od_svname, obj->oo_attr.la_gid, rc); } write_lock(&obj->oo_attr_lock); cnt = 0; if (valid & LA_ATIME) { osa->atime[0] = obj->oo_attr.la_atime = la->la_atime; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_ATIME(osd), NULL, osa->atime, 16); } if (valid & LA_MTIME) { osa->mtime[0] = obj->oo_attr.la_mtime = la->la_mtime; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MTIME(osd), NULL, osa->mtime, 16); } if (valid & LA_CTIME) { osa->ctime[0] = obj->oo_attr.la_ctime = la->la_ctime; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_CTIME(osd), NULL, osa->ctime, 16); } if (valid & LA_MODE) { /* mode is stored along with type, so read it first */ obj->oo_attr.la_mode = (obj->oo_attr.la_mode & S_IFMT) | (la->la_mode & ~S_IFMT); osa->mode = obj->oo_attr.la_mode; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MODE(osd), NULL, &osa->mode, 8); } if (valid & LA_SIZE) { osa->size = obj->oo_attr.la_size = la->la_size; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_SIZE(osd), NULL, &osa->size, 8); } if (valid & LA_NLINK) { osa->nlink = obj->oo_attr.la_nlink = la->la_nlink; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_LINKS(osd), NULL, &osa->nlink, 8); } if (valid & LA_RDEV) { osa->rdev = obj->oo_attr.la_rdev = la->la_rdev; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_RDEV(osd), NULL, &osa->rdev, 8); } if (valid & LA_FLAGS) { osa->flags = attrs_fs2zfs(la->la_flags); /* many flags are not supported by zfs, so ensure a good cached * copy */ obj->oo_attr.la_flags = attrs_zfs2fs(osa->flags); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_FLAGS(osd), NULL, &osa->flags, 8); } if (valid & LA_UID) { osa->uid = obj->oo_attr.la_uid = la->la_uid; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_UID(osd), NULL, &osa->uid, 8); } if (valid & LA_GID) { osa->gid = obj->oo_attr.la_gid = la->la_gid; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_GID(osd), NULL, &osa->gid, 8); } obj->oo_attr.la_valid |= valid; write_unlock(&obj->oo_attr_lock); LASSERT(cnt <= ARRAY_SIZE(osd_oti_get(env)->oti_attr_bulk)); rc = osd_object_sa_bulk_update(obj, bulk, cnt, oh); out: up_read(&obj->oo_guard); RETURN(rc); }
/* * Set the attributes of an object * * The transaction passed to this routine must have * dmu_tx_hold_bonus(tx, oid) called and then assigned * to a transaction group. */ static int osd_attr_set(const struct lu_env *env, struct dt_object *dt, const struct lu_attr *la, struct thandle *handle) { struct osd_object *obj = osd_dt_obj(dt); struct osd_device *osd = osd_obj2dev(obj); struct osd_thandle *oh; struct osa_attr *osa = &osd_oti_get(env)->oti_osa; sa_bulk_attr_t *bulk; __u64 valid = la->la_valid; int cnt; int rc = 0; ENTRY; LASSERT(handle != NULL); LASSERT(dt_object_exists(dt)); LASSERT(osd_invariant(obj)); LASSERT(obj->oo_sa_hdl); oh = container_of0(handle, struct osd_thandle, ot_super); /* Assert that the transaction has been assigned to a transaction group. */ LASSERT(oh->ot_tx->tx_txg != 0); /* Only allow set size for regular file */ if (!S_ISREG(dt->do_lu.lo_header->loh_attr)) valid &= ~(LA_SIZE | LA_BLOCKS); if (valid == 0) RETURN(0); OBD_ALLOC(bulk, sizeof(sa_bulk_attr_t) * 10); if (bulk == NULL) RETURN(-ENOMEM); /* do both accounting updates outside oo_attr_lock below */ if ((valid & LA_UID) && (la->la_uid != obj->oo_attr.la_uid)) { /* Update user accounting. Failure isn't fatal, but we still * log an error message */ rc = -zap_increment_int(osd->od_os, osd->od_iusr_oid, la->la_uid, 1, oh->ot_tx); if (rc) CERROR("%s: failed to update accounting ZAP for user " "%d (%d)\n", osd->od_svname, la->la_uid, rc); rc = -zap_increment_int(osd->od_os, osd->od_iusr_oid, obj->oo_attr.la_uid, -1, oh->ot_tx); if (rc) CERROR("%s: failed to update accounting ZAP for user " "%d (%d)\n", osd->od_svname, obj->oo_attr.la_uid, rc); } if ((valid & LA_GID) && (la->la_gid != obj->oo_attr.la_gid)) { /* Update group accounting. Failure isn't fatal, but we still * log an error message */ rc = -zap_increment_int(osd->od_os, osd->od_igrp_oid, la->la_gid, 1, oh->ot_tx); if (rc) CERROR("%s: failed to update accounting ZAP for user " "%d (%d)\n", osd->od_svname, la->la_gid, rc); rc = -zap_increment_int(osd->od_os, osd->od_igrp_oid, obj->oo_attr.la_gid, -1, oh->ot_tx); if (rc) CERROR("%s: failed to update accounting ZAP for user " "%d (%d)\n", osd->od_svname, obj->oo_attr.la_gid, rc); } write_lock(&obj->oo_attr_lock); cnt = 0; if (valid & LA_ATIME) { osa->atime[0] = obj->oo_attr.la_atime = la->la_atime; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_ATIME(osd), NULL, osa->atime, 16); } if (valid & LA_MTIME) { osa->mtime[0] = obj->oo_attr.la_mtime = la->la_mtime; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MTIME(osd), NULL, osa->mtime, 16); } if (valid & LA_CTIME) { osa->ctime[0] = obj->oo_attr.la_ctime = la->la_ctime; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_CTIME(osd), NULL, osa->ctime, 16); } if (valid & LA_MODE) { /* mode is stored along with type, so read it first */ obj->oo_attr.la_mode = (obj->oo_attr.la_mode & S_IFMT) | (la->la_mode & ~S_IFMT); osa->mode = obj->oo_attr.la_mode; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MODE(osd), NULL, &osa->mode, 8); } if (valid & LA_SIZE) { osa->size = obj->oo_attr.la_size = la->la_size; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_SIZE(osd), NULL, &osa->size, 8); } if (valid & LA_NLINK) { osa->nlink = obj->oo_attr.la_nlink = la->la_nlink; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_LINKS(osd), NULL, &osa->nlink, 8); } if (valid & LA_RDEV) { osa->rdev = obj->oo_attr.la_rdev = la->la_rdev; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_RDEV(osd), NULL, &osa->rdev, 8); } if (valid & LA_FLAGS) { osa->flags = attrs_fs2zfs(la->la_flags); /* many flags are not supported by zfs, so ensure a good cached * copy */ obj->oo_attr.la_flags = attrs_zfs2fs(osa->flags); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_FLAGS(osd), NULL, &osa->flags, 8); } if (valid & LA_UID) { osa->uid = obj->oo_attr.la_uid = la->la_uid; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_UID(osd), NULL, &osa->uid, 8); } if (valid & LA_GID) { osa->gid = obj->oo_attr.la_gid = la->la_gid; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_GID(osd), NULL, &osa->gid, 8); } obj->oo_attr.la_valid |= valid; write_unlock(&obj->oo_attr_lock); rc = osd_object_sa_bulk_update(obj, bulk, cnt, oh); OBD_FREE(bulk, sizeof(sa_bulk_attr_t) * 10); RETURN(rc); }
/* * Retrieve the attributes of a DMU object */ int __osd_object_attr_get(const struct lu_env *env, struct osd_device *o, struct osd_object *obj, struct lu_attr *la) { struct osa_attr *osa = &osd_oti_get(env)->oti_osa; sa_bulk_attr_t *bulk = osd_oti_get(env)->oti_attr_bulk; sa_handle_t *sa_hdl; int cnt = 0; int rc; ENTRY; LASSERT(obj->oo_db != NULL); rc = -sa_handle_get(o->od_os, obj->oo_db->db_object, NULL, SA_HDL_PRIVATE, &sa_hdl); if (rc) RETURN(rc); la->la_valid |= LA_ATIME | LA_MTIME | LA_CTIME | LA_MODE | LA_TYPE | LA_SIZE | LA_UID | LA_GID | LA_FLAGS | LA_NLINK; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_ATIME(o), NULL, osa->atime, 16); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MTIME(o), NULL, osa->mtime, 16); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_CTIME(o), NULL, osa->ctime, 16); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MODE(o), NULL, &osa->mode, 8); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_SIZE(o), NULL, &osa->size, 8); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_LINKS(o), NULL, &osa->nlink, 8); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_UID(o), NULL, &osa->uid, 8); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_GID(o), NULL, &osa->gid, 8); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_FLAGS(o), NULL, &osa->flags, 8); LASSERT(cnt <= ARRAY_SIZE(osd_oti_get(env)->oti_attr_bulk)); rc = -sa_bulk_lookup(sa_hdl, bulk, cnt); if (rc) GOTO(out_sa, rc); la->la_atime = osa->atime[0]; la->la_mtime = osa->mtime[0]; la->la_ctime = osa->ctime[0]; la->la_mode = osa->mode; la->la_uid = osa->uid; la->la_gid = osa->gid; la->la_nlink = osa->nlink; la->la_flags = attrs_zfs2fs(osa->flags); la->la_size = osa->size; /* Try to get extra flag from LMA. Right now, only LMAI_ORPHAN * flags is stored in LMA, and it is only for orphan directory */ if (S_ISDIR(la->la_mode) && dt_object_exists(&obj->oo_dt)) { struct osd_thread_info *info = osd_oti_get(env); struct lustre_mdt_attrs *lma; struct lu_buf buf; lma = (struct lustre_mdt_attrs *)info->oti_buf; buf.lb_buf = lma; buf.lb_len = sizeof(info->oti_buf); rc = osd_xattr_get(env, &obj->oo_dt, &buf, XATTR_NAME_LMA); if (rc > 0) { rc = 0; lma->lma_incompat = le32_to_cpu(lma->lma_incompat); obj->oo_lma_flags = lma_to_lustre_flags(lma->lma_incompat); } else if (rc == -ENODATA) { rc = 0; } } if (S_ISCHR(la->la_mode) || S_ISBLK(la->la_mode)) { rc = -sa_lookup(sa_hdl, SA_ZPL_RDEV(o), &osa->rdev, 8); if (rc) GOTO(out_sa, rc); la->la_rdev = osa->rdev; la->la_valid |= LA_RDEV; } out_sa: sa_handle_destroy(sa_hdl); RETURN(rc); }
/* * Retrieve the attributes of a DMU object */ int __osd_object_attr_get(const struct lu_env *env, struct osd_device *o, struct osd_object *obj, struct lu_attr *la) { struct osa_attr *osa = &osd_oti_get(env)->oti_osa; sa_handle_t *sa_hdl; sa_bulk_attr_t *bulk; int cnt = 0; int rc; ENTRY; LASSERT(obj->oo_db != NULL); rc = -sa_handle_get(o->od_os, obj->oo_db->db_object, NULL, SA_HDL_PRIVATE, &sa_hdl); if (rc) RETURN(rc); OBD_ALLOC(bulk, sizeof(sa_bulk_attr_t) * 9); if (bulk == NULL) GOTO(out_sa, rc = -ENOMEM); la->la_valid |= LA_ATIME | LA_MTIME | LA_CTIME | LA_MODE | LA_TYPE | LA_SIZE | LA_UID | LA_GID | LA_FLAGS | LA_NLINK; SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_ATIME(o), NULL, osa->atime, 16); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MTIME(o), NULL, osa->mtime, 16); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_CTIME(o), NULL, osa->ctime, 16); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_MODE(o), NULL, &osa->mode, 8); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_SIZE(o), NULL, &osa->size, 8); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_LINKS(o), NULL, &osa->nlink, 8); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_UID(o), NULL, &osa->uid, 8); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_GID(o), NULL, &osa->gid, 8); SA_ADD_BULK_ATTR(bulk, cnt, SA_ZPL_FLAGS(o), NULL, &osa->flags, 8); rc = -sa_bulk_lookup(sa_hdl, bulk, cnt); if (rc) GOTO(out_bulk, rc); la->la_atime = osa->atime[0]; la->la_mtime = osa->mtime[0]; la->la_ctime = osa->ctime[0]; la->la_mode = osa->mode; la->la_uid = osa->uid; la->la_gid = osa->gid; la->la_nlink = osa->nlink; la->la_flags = attrs_zfs2fs(osa->flags); la->la_size = osa->size; if (S_ISCHR(la->la_mode) || S_ISBLK(la->la_mode)) { rc = -sa_lookup(sa_hdl, SA_ZPL_RDEV(o), &osa->rdev, 8); if (rc) GOTO(out_bulk, rc); la->la_rdev = osa->rdev; la->la_valid |= LA_RDEV; } out_bulk: OBD_FREE(bulk, sizeof(sa_bulk_attr_t) * 9); out_sa: sa_handle_destroy(sa_hdl); RETURN(rc); }