LU-5823 clio: add coo_obd_info_get and coo_data_version

[fs/lustre-release.git] / lustre / llite / file.c

diff --git a/lustre/llite/file.c b/lustre/llite/file.c
index 99b790f..f835a85 100644 (file)
--- a/lustre/llite/file.c
+++ b/lustre/llite/file.c
@@ -1854,43 +1854,31 @@ error:
  * This value is computed using stripe object version on OST.
  * Version is computed using server side locking.
  *
- * @param sync if do sync on the OST side;
+ * @param flags if do sync on the OST side;
  *             0: no sync
  *             LL_DV_RD_FLUSH: flush dirty pages, LCK_PR on OSTs
  *             LL_DV_WR_FLUSH: drop all caching pages, LCK_PW on OSTs
  */
 int ll_data_version(struct inode *inode, __u64 *data_version, int flags)
 {
-       struct lov_stripe_md    *lsm = NULL;
-       struct ll_sb_info       *sbi = ll_i2sbi(inode);
-       struct obdo             *obdo = NULL;
-       int                      rc;
+       struct lu_env   *env;
+       int             refcheck;
+       int             rc;
        ENTRY;
 
-       /* If no stripe, we consider version is 0. */
-       lsm = ccc_inode_lsm_get(inode);
-       if (!lsm_has_objects(lsm)) {
+       /* If no file object initialized, we consider its version is 0. */
+       if (ll_i2info(inode)->lli_clob == NULL) {
                *data_version = 0;
-               CDEBUG(D_INODE, "No object for inode\n");
-               GOTO(out, rc = 0);
+               RETURN(0);
        }
 
-       OBD_ALLOC_PTR(obdo);
-       if (obdo == NULL)
-               GOTO(out, rc = -ENOMEM);
-
-       rc = ll_lsm_getattr(lsm, sbi->ll_dt_exp, NULL, obdo, flags);
-       if (rc == 0) {
-               if (!(obdo->o_valid & OBD_MD_FLDATAVERSION))
-                       rc = -EOPNOTSUPP;
-               else
-                       *data_version = obdo->o_data_version;
-       }
+       env = cl_env_get(&refcheck);
+       if (IS_ERR(env))
+               RETURN(PTR_ERR(env));
 
-       OBD_FREE_PTR(obdo);
-       EXIT;
-out:
-       ccc_inode_lsm_put(inode, lsm);
+       rc = cl_object_data_version(env, ll_i2info(inode)->lli_clob,
+                                   data_version, flags);
+       cl_env_put(env, &refcheck);
        RETURN(rc);
 }