LU-14928 mgs: allow md target re-register

[fs/lustre-release.git] / lustre / mgs / mgs_llog.c

diff --git a/lustre/mgs/mgs_llog.c b/lustre/mgs/mgs_llog.c
index fe5c729..23890f8 100644 (file)
--- a/lustre/mgs/mgs_llog.c
+++ b/lustre/mgs/mgs_llog.c
@@ -2241,7 +2241,12 @@ static int mgs_steal_client_llog_handler(const struct lu_env *env,
 
                 if (sscanf(lustre_cfg_buf(lcfg, 2), "%d", &index) != 1)
                         RETURN (-EINVAL);
-
+               if (index == mti->mti_stripe_index) {
+                       CDEBUG(D_INFO,
+                              "attempt to create MDT%04x->MDT%04x osp device\n",
+                              index, index);
+                       RETURN(0);
+               }
                 memcpy(tmti->mti_fsname, mti->mti_fsname,
                        strlen(mti->mti_fsname));
                 tmti->mti_stripe_index = index;