LU-11508 mdt: reject DoM file migration

[fs/lustre-release.git] / lustre / mdt / mdt_reint.c

diff --git a/lustre/mdt/mdt_reint.c b/lustre/mdt/mdt_reint.c
index e6ac0a8..3642f60 100644 (file)
--- a/lustre/mdt/mdt_reint.c
+++ b/lustre/mdt/mdt_reint.c
@@ -2044,6 +2044,20 @@ static int mdt_reint_migrate_internal(struct mdt_thread_info *info)
         */
        do_sync = rc;
 
+       /* TODO: DoM migration is not supported yet */
+       if (S_ISREG(lu_object_attr(&sobj->mot_obj))) {
+               ma->ma_lmm = info->mti_big_lmm;
+               ma->ma_lmm_size = info->mti_big_lmmsize;
+               ma->ma_valid = 0;
+               rc = mdt_stripe_get(info, sobj, ma, XATTR_NAME_LOV);
+               if (rc)
+                       GOTO(put_source, rc);
+
+               if (ma->ma_valid & MA_LOV &&
+                   mdt_lmm_dom_entry(ma->ma_lmm) != LMM_NO_DOM)
+                       GOTO(put_source, rc = -EOPNOTSUPP);
+       }
+
        /* if migration HSM is allowed */
        if (!mdt->mdt_opts.mo_migrate_hsm_allowed) {
                ma->ma_need = MA_HSM;