RETURN(0);
}
+static int osd_check_lma(const struct lu_env *env, struct osd_object *obj)
+{
+ struct lu_buf buf;
+ int rc;
+ struct lustre_mdt_attrs *lma;
+ ENTRY;
+
+ lma = (struct lustre_mdt_attrs *)osd_oti_get(env)->oti_buf;
+ buf.lb_buf = lma;
+ buf.lb_len = sizeof(*lma);
+
+ rc = osd_xattr_get(env, &obj->oo_dt, &buf, XATTR_NAME_LMA, BYPASS_CAPA);
+ if (rc > 0) {
+ rc = 0;
+ if (unlikely((le32_to_cpu(lma->lma_incompat) &
+ ~LMA_INCOMPAT_SUPP) ||
+ CFS_FAIL_CHECK(OBD_FAIL_OSD_LMA_INCOMPAT))) {
+ CWARN("%s: unsupported incompat LMA feature(s) %#x for "
+ DFID"\n", osd_obj2dev(obj)->od_svname,
+ le32_to_cpu(lma->lma_incompat) &
+ ~LMA_INCOMPAT_SUPP,
+ PFID(lu_object_fid(&obj->oo_dt.do_lu)));
+ rc = -EOPNOTSUPP;
+ }
+ } else if (rc == -ENODATA) {
+ /* haven't initialize LMA xattr */
+ rc = 0;
+ }
+
+ RETURN(rc);
+}
+
/*
* Concurrency: no concurrent access is possible that early in object
* life-cycle.
LASSERT(obj->oo_db == NULL);
rc = __osd_obj2dbuf(env, osd->od_objset.os, oid,
&obj->oo_db, osd_obj_tag);
- if (rc == 0) {
- LASSERT(obj->oo_db);
- rc = osd_object_init0(env, obj);
- } else {
+ if (rc != 0) {
CERROR("%s: lookup "DFID"/"LPX64" failed: rc = %d\n",
osd->od_svname, PFID(lu_object_fid(l)), oid, rc);
+ GOTO(out, rc);
}
+ LASSERT(obj->oo_db);
+ rc = osd_object_init0(env, obj);
+ if (rc != 0)
+ GOTO(out, rc);
+
+ rc = osd_check_lma(env, obj);
+ if (rc != 0)
+ GOTO(out, rc);
} else if (rc == -ENOENT) {
rc = 0;
}
LASSERT(osd_invariant(obj));
+out:
RETURN(rc);
}