* see mdt_cross_open */
LASSERT(it->it_op & IT_OPEN);
op_data->op_fid2 = *parent_fid;
- /* Add object FID to op_fid3, in case it needs to check stale
- * (M_CHECK_STALE), see mdc_finish_intent_lock */
- op_data->op_fid3 = body->mbo_fid1;
}
op_data->op_bias = MDS_CROSS_REF;
int rc;
ENTRY;
- /* Note: client might open with some random flags(sanity 33b), so we can
- * not make sure op_fid2 is being initialized with BY_FID flag */
- if (it->it_flags & MDS_OPEN_BY_FID && fid_is_sane(&op_data->op_fid2)) {
- if (op_data->op_mea1 != NULL) {
- struct lmv_stripe_md *lsm = op_data->op_mea1;
- const struct lmv_oinfo *oinfo;
-
- oinfo = lsm_name_to_stripe_info(lsm, op_data->op_name,
- op_data->op_namelen);
- if (IS_ERR(oinfo))
- RETURN(PTR_ERR(oinfo));
- op_data->op_fid1 = oinfo->lmo_fid;
- }
+ if (it->it_flags & MDS_OPEN_BY_FID) {
+ LASSERT(fid_is_sane(&op_data->op_fid2));
+
+ /* for striped directory, we can't know parent stripe fid
+ * without name, but we can set it to child fid, and MDT
+ * will obtain it from linkea in open in such case. */
+ if (op_data->op_mea1 != NULL)
+ op_data->op_fid1 = op_data->op_fid2;
tgt = lmv_find_target(lmv, &op_data->op_fid2);
if (IS_ERR(tgt))
op_data->op_mds = tgt->ltd_idx;
} else {
+ LASSERT(fid_is_sane(&op_data->op_fid1));
+ LASSERT(fid_is_zero(&op_data->op_fid2));
+ LASSERT(op_data->op_name != NULL);
+
tgt = lmv_locate_mds(lmv, op_data, &op_data->op_fid1);
if (IS_ERR(tgt))
RETURN(PTR_ERR(tgt));
/* If it is ready to open the file by FID, do not need
* allocate FID at all, otherwise it will confuse MDT */
- if ((it->it_op & IT_CREAT) &&
- !(it->it_flags & MDS_OPEN_BY_FID)) {
+ if ((it->it_op & IT_CREAT) && !(it->it_flags & MDS_OPEN_BY_FID)) {
/*
- * For open with IT_CREATE and for IT_CREATE cases allocate new
- * fid and setup FLD for it.
+ * For lookup(IT_CREATE) cases allocate new fid and setup FLD
+ * for it.
*/
- op_data->op_fid3 = op_data->op_fid2;
rc = lmv_fid_alloc(NULL, exp, &op_data->op_fid2, op_data);
if (rc != 0)
RETURN(rc);
ldlm_blocking_callback cb_blocking,
__u64 extra_lock_flags)
{
- struct obd_device *obd = exp->exp_obd;
- int rc;
- ENTRY;
+ struct obd_device *obd = exp->exp_obd;
+ int rc;
+ ENTRY;
- LASSERT(it != NULL);
- LASSERT(fid_is_sane(&op_data->op_fid1));
+ LASSERT(it != NULL);
+ LASSERT(fid_is_sane(&op_data->op_fid1));
- CDEBUG(D_INODE, "INTENT LOCK '%s' for '%*s' on "DFID"\n",
- LL_IT2STR(it), op_data->op_namelen, op_data->op_name,
- PFID(&op_data->op_fid1));
+ CDEBUG(D_INODE, "INTENT LOCK '%s' for "DFID" '%.*s' on "DFID"\n",
+ LL_IT2STR(it), PFID(&op_data->op_fid2), op_data->op_namelen,
+ op_data->op_name, PFID(&op_data->op_fid1));
- rc = lmv_check_connect(obd);
- if (rc)
- RETURN(rc);
+ rc = lmv_check_connect(obd);
+ if (rc)
+ RETURN(rc);
if (it->it_op & (IT_LOOKUP | IT_GETATTR | IT_LAYOUT))
rc = lmv_intent_lookup(exp, op_data, it, reqp, cb_blocking,