LU-14172 lmv: optimize dir shard revalidate

[fs/lustre-release.git] / lustre / lmv / lmv_intent.c

diff --git a/lustre/lmv/lmv_intent.c b/lustre/lmv/lmv_intent.c
index 9990a5f..de2b425 100644 (file)
--- a/lustre/lmv/lmv_intent.c
+++ b/lustre/lmv/lmv_intent.c
@@ -152,7 +152,6 @@ out:
 }
 
 int lmv_revalidate_slaves(struct obd_export *exp,
-                         const struct lu_fid *pfid,
                          const struct lmv_stripe_md *lsm,
                          ldlm_blocking_callback cb_blocking,
                          int extra_lock_flags)
@@ -199,11 +198,14 @@ int lmv_revalidate_slaves(struct obd_export *exp,
                 * which is not needed here.
                 */
                memset(op_data, 0, sizeof(*op_data));
-               if (exp_connect_flags2(exp) & OBD_CONNECT2_GETATTR_PFID)
-                       op_data->op_fid1 = *pfid;
-               else
-                       op_data->op_fid1 = fid;
+               op_data->op_fid1 = fid;
                op_data->op_fid2 = fid;
+               /* shard revalidate only needs to fetch attributes and UPDATE
+                * lock, which is similar to the bottom half of remote object
+                * getattr, set this flag so that MDT skips checking whether
+                * it's remote object.
+                */
+               op_data->op_bias = MDS_CROSS_REF;
 
                tgt = lmv_tgt(lmv, lsm->lsm_md_oinfo[i].lmo_mds);
                if (!tgt)
@@ -488,8 +490,7 @@ retry:
                /* If RPC happens, lsm information will be revalidated
                 * during update_inode process (see ll_update_lsm_md) */
                if (lmv_dir_striped(op_data->op_mea2)) {
-                       rc = lmv_revalidate_slaves(exp, &op_data->op_fid2,
-                                                  op_data->op_mea2,
+                       rc = lmv_revalidate_slaves(exp, op_data->op_mea2,
                                                   cb_blocking,
                                                   extra_lock_flags);
                        if (rc != 0)