int mds_log_op_unlink(struct obd_device *obd, struct lov_mds_md *lmm, int lmm_size, struct llog_cookie *logcookies, int cookies_size) { struct mds_obd *mds = &obd->u.mds; struct lov_stripe_md *lsm = NULL; int rc; ENTRY; if (IS_ERR(mds->mds_lov_obd)) RETURN(PTR_ERR(mds->mds_lov_obd)); rc = obd_unpackmd(mds->mds_lov_exp, &lsm, lmm, lmm_size); if (rc < 0) RETURN(rc); rc = mds_llog_add_unlink(obd, lsm, 0, logcookies, cookies_size / sizeof(struct llog_cookie)); obd_free_memmd(mds->mds_lov_exp, &lsm); RETURN(rc); }
int llu_objects_destroy(struct ptlrpc_request *req, struct inode *dir) { struct mdt_body *body; struct lov_mds_md *eadata; struct lov_stripe_md *lsm = NULL; struct obd_trans_info oti = { 0 }; struct obdo *oa; int rc; ENTRY; body = req_capsule_server_get(&req->rq_pill, &RMF_MDT_BODY); if (!(body->valid & OBD_MD_FLEASIZE)) RETURN(0); if (body->eadatasize == 0) { CERROR("OBD_MD_FLEASIZE set but eadatasize zero\n"); GOTO(out, rc = -EPROTO); } /* The MDS sent back the EA because we unlinked the last reference * to this file. Use this EA to unlink the objects on the OST. * It's opaque so we don't swab here; we leave it to obd_unpackmd() to * check it is complete and sensible. */ eadata = req_capsule_server_sized_get(&req->rq_pill, &RMF_MDT_MD, body->eadatasize); LASSERT(eadata != NULL); rc = obd_unpackmd(llu_i2obdexp(dir), &lsm, eadata,body->eadatasize); if (rc < 0) { CERROR("obd_unpackmd: %d\n", rc); GOTO(out, rc); } LASSERT(rc >= sizeof(*lsm)); OBDO_ALLOC(oa); if (oa == NULL) GOTO(out_free_memmd, rc = -ENOMEM); oa->o_id = lsm->lsm_object_id; oa->o_seq = lsm->lsm_object_seq; oa->o_mode = body->mode & S_IFMT; oa->o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLGROUP; obdo_from_inode(oa, NULL, &llu_i2info(dir)->lli_fid, 0); if (body->valid & OBD_MD_FLCOOKIE) { oa->o_valid |= OBD_MD_FLCOOKIE; oti.oti_logcookies = req_capsule_server_sized_get(&req->rq_pill, &RMF_LOGCOOKIES, sizeof(struct llog_cookie) * lsm->lsm_stripe_count); if (oti.oti_logcookies == NULL) { oa->o_valid &= ~OBD_MD_FLCOOKIE; body->valid &= ~OBD_MD_FLCOOKIE; } } rc = obd_destroy(llu_i2obdexp(dir), oa, lsm, &oti, NULL, NULL); OBDO_FREE(oa); if (rc) CERROR("obd destroy objid 0x"LPX64" error %d\n", lsm->lsm_object_id, rc); out_free_memmd: obd_free_memmd(llu_i2obdexp(dir), &lsm); out: return rc; }