+/**
+ * Implementation of struct cl_object_operations::coo_req_attr_set() for osc
+ * layer. osc is responsible for struct obdo::o_id and struct obdo::o_seq
+ * fields.
+ */
+static void osc_req_attr_set(const struct lu_env *env, struct cl_object *obj,
+ struct cl_req_attr *attr)
+{
+ struct lov_oinfo *oinfo;
+ struct obdo *oa;
+ struct ost_lvb *lvb;
+ u64 flags = attr->cra_flags;
+
+ oinfo = cl2osc(obj)->oo_oinfo;
+ lvb = &oinfo->loi_lvb;
+ oa = attr->cra_oa;
+
+ if ((flags & OBD_MD_FLMTIME) != 0) {
+ oa->o_mtime = lvb->lvb_mtime;
+ oa->o_valid |= OBD_MD_FLMTIME;
+ }
+ if ((flags & OBD_MD_FLATIME) != 0) {
+ oa->o_atime = lvb->lvb_atime;
+ oa->o_valid |= OBD_MD_FLATIME;
+ }
+ if ((flags & OBD_MD_FLCTIME) != 0) {
+ oa->o_ctime = lvb->lvb_ctime;
+ oa->o_valid |= OBD_MD_FLCTIME;
+ }
+ if (flags & OBD_MD_FLGROUP) {
+ ostid_set_seq(&oa->o_oi, ostid_seq(&oinfo->loi_oi));
+ oa->o_valid |= OBD_MD_FLGROUP;
+ }
+ if (flags & OBD_MD_FLID) {
+ ostid_set_id(&oa->o_oi, ostid_id(&oinfo->loi_oi));
+ oa->o_valid |= OBD_MD_FLID;
+ }
+ if (flags & OBD_MD_FLHANDLE) {
+ struct ldlm_lock *lock;
+ struct osc_page *opg;
+
+ opg = osc_cl_page_osc(attr->cra_page, cl2osc(obj));
+ lock = osc_dlmlock_at_pgoff(env, cl2osc(obj), osc_index(opg),
+ OSC_DAP_FL_TEST_LOCK | OSC_DAP_FL_CANCELING);
+ if (lock == NULL && !opg->ops_srvlock) {
+ struct ldlm_resource *res;
+ struct ldlm_res_id *resname;
+
+ CL_PAGE_DEBUG(D_ERROR, env, attr->cra_page,
+ "uncovered page!\n");
+
+ resname = &osc_env_info(env)->oti_resname;
+ ostid_build_res_name(&oinfo->loi_oi, resname);
+ res = ldlm_resource_get(
+ osc_export(cl2osc(obj))->exp_obd->obd_namespace,
+ NULL, resname, LDLM_EXTENT, 0);
+ ldlm_resource_dump(D_ERROR, res);
+
+ libcfs_debug_dumpstack(NULL);
+ LBUG();
+ }
+
+ /* check for lockless io. */
+ if (lock != NULL) {
+ oa->o_handle = lock->l_remote_handle;
+ oa->o_valid |= OBD_MD_FLHANDLE;
+ LDLM_LOCK_PUT(lock);
+ }
+ }
+}
+