LU-8900 snapshot: new config for MDT write barrier

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

diff --git a/lustre/mgs/mgs_nids.c b/lustre/mgs/mgs_nids.c
index 9338d80..2d14d2a 100644 (file)
--- a/lustre/mgs/mgs_nids.c
+++ b/lustre/mgs/mgs_nids.c
@@ -414,18 +414,15 @@ void mgs_ir_notify_complete(struct fs_db *fsdb)
 
 static int mgs_ir_notify(void *arg)
 {
-        struct fs_db      *fsdb   = arg;
-        struct ldlm_res_id resid;
+       struct fs_db *fsdb = arg;
+       struct ldlm_res_id resid;
+       char name[sizeof(fsdb->fsdb_name) + 16];
 
-        char name[sizeof(fsdb->fsdb_name) + 20];
-
-        LASSERTF(sizeof(name) < 32, "name is too large to be in stack.\n");
-        sprintf(name, "mgs_%s_notify", fsdb->fsdb_name);
+       LASSERTF(sizeof(name) < 40, "name is too large to be in stack.\n");
 
+       snprintf(name, sizeof(name) - 1, "mgs_%s_notify", fsdb->fsdb_name);
        complete(&fsdb->fsdb_notify_comp);
-
-        set_user_nice(current, -2);
-
+       set_user_nice(current, -2);
        mgc_fsname2resid(fsdb->fsdb_name, &resid, CONFIG_T_RECOVER);
        while (1) {
                struct l_wait_info   lwi = { 0 };