static int osd_object_destroy(const struct lu_env *env, struct dt_object *dt, struct thandle *th) { struct osd_thread_info *info = osd_oti_get(env); char *buf = info->oti_str; struct osd_object *obj = osd_dt_obj(dt); struct osd_device *osd = osd_obj2dev(obj); const struct lu_fid *fid = lu_object_fid(&dt->do_lu); struct osd_thandle *oh; int rc; uint64_t oid, zapid; ENTRY; down_write(&obj->oo_guard); if (unlikely(!dt_object_exists(dt) || obj->oo_destroyed)) GOTO(out, rc = -ENOENT); LASSERT(obj->oo_db != NULL); oh = container_of0(th, struct osd_thandle, ot_super); LASSERT(oh != NULL); LASSERT(oh->ot_tx != NULL); /* remove obj ref from index dir (it depends) */ zapid = osd_get_name_n_idx(env, osd, fid, buf, sizeof(info->oti_str)); rc = -zap_remove(osd->od_os, zapid, buf, oh->ot_tx); if (rc) { CERROR("%s: zap_remove(%s) failed: rc = %d\n", osd->od_svname, buf, rc); GOTO(out, rc); } rc = osd_xattrs_destroy(env, obj, oh); if (rc) { CERROR("%s: cannot destroy xattrs for %s: rc = %d\n", osd->od_svname, buf, rc); GOTO(out, rc); } /* Remove object from inode accounting. It is not fatal for the destroy * operation if something goes wrong while updating accounting, but we * still log an error message to notify the administrator */ 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 remove "DFID" from accounting ZAP for usr" " %d: rc = %d\n", osd->od_svname, PFID(fid), obj->oo_attr.la_uid, 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 remove "DFID" from accounting ZAP for grp" " %d: rc = %d\n", osd->od_svname, PFID(fid), obj->oo_attr.la_gid, rc); oid = obj->oo_db->db_object; if (unlikely(obj->oo_destroy == OSD_DESTROY_NONE)) { /* this may happen if the destroy wasn't declared * e.g. when the object is created and then destroyed * in the same transaction - we don't need additional * space for destroy specifically */ LASSERT(obj->oo_attr.la_size <= osd_sync_destroy_max_size); rc = -dmu_object_free(osd->od_os, oid, oh->ot_tx); if (rc) CERROR("%s: failed to free %s %llu: rc = %d\n", osd->od_svname, buf, oid, rc); } else if (obj->oo_destroy == OSD_DESTROY_SYNC) { rc = -dmu_object_free(osd->od_os, oid, oh->ot_tx); if (rc) CERROR("%s: failed to free %s %llu: rc = %d\n", osd->od_svname, buf, oid, rc); } else { /* asynchronous destroy */ rc = osd_object_unlinked_add(obj, oh); if (rc) GOTO(out, rc); rc = -zap_add_int(osd->od_os, osd->od_unlinkedid, oid, oh->ot_tx); if (rc) CERROR("%s: zap_add_int() failed %s %llu: rc = %d\n", osd->od_svname, buf, oid, rc); } out: /* not needed in the cache anymore */ set_bit(LU_OBJECT_HEARD_BANSHEE, &dt->do_lu.lo_header->loh_flags); if (rc == 0) obj->oo_destroyed = 1; up_write(&obj->oo_guard); RETURN (0); }
static int osd_object_destroy(const struct lu_env *env, struct dt_object *dt, struct thandle *th) { char *buf = osd_oti_get(env)->oti_str; struct osd_object *obj = osd_dt_obj(dt); struct osd_device *osd = osd_obj2dev(obj); const struct lu_fid *fid = lu_object_fid(&dt->do_lu); struct osd_thandle *oh; int rc; uint64_t oid, zapid; ENTRY; LASSERT(obj->oo_db != NULL); LASSERT(dt_object_exists(dt)); LASSERT(!lu_object_is_dying(dt->do_lu.lo_header)); oh = container_of0(th, struct osd_thandle, ot_super); LASSERT(oh != NULL); LASSERT(oh->ot_tx != NULL); /* remove obj ref from index dir (it depends) */ zapid = osd_get_name_n_idx(env, osd, fid, buf); rc = -zap_remove(osd->od_os, zapid, buf, oh->ot_tx); if (rc) { CERROR("%s: zap_remove(%s) failed: rc = %d\n", osd->od_svname, buf, rc); GOTO(out, rc); } rc = osd_xattrs_destroy(env, obj, oh); if (rc) { CERROR("%s: cannot destroy xattrs for %s: rc = %d\n", osd->od_svname, buf, rc); GOTO(out, rc); } /* Remove object from inode accounting. It is not fatal for the destroy * operation if something goes wrong while updating accounting, but we * still log an error message to notify the administrator */ 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 remove "DFID" from accounting ZAP for usr" " %d: rc = %d\n", osd->od_svname, PFID(fid), obj->oo_attr.la_uid, 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 remove "DFID" from accounting ZAP for grp" " %d: rc = %d\n", osd->od_svname, PFID(fid), obj->oo_attr.la_gid, rc); oid = obj->oo_db->db_object; if (obj->oo_destroy == OSD_DESTROY_SYNC) { rc = -dmu_object_free(osd->od_os, oid, oh->ot_tx); if (rc) CERROR("%s: failed to free %s "LPU64": rc = %d\n", osd->od_svname, buf, oid, rc); } else { /* asynchronous destroy */ rc = osd_object_unlinked_add(obj, oh); if (rc) GOTO(out, rc); rc = -zap_add_int(osd->od_os, osd->od_unlinkedid, oid, oh->ot_tx); if (rc) CERROR("%s: zap_add_int() failed %s "LPU64": rc = %d\n", osd->od_svname, buf, oid, rc); } out: /* not needed in the cache anymore */ set_bit(LU_OBJECT_HEARD_BANSHEE, &dt->do_lu.lo_header->loh_flags); if (rc == 0) obj->oo_destroyed = 1; RETURN (0); }