1 files changed, 15 insertions, 4 deletions

diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index c75f6133206c..ec33b0670d02 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -1671,14 +1671,25 @@ static int ubifs_remount_rw(struct ubifs_info *c)
 	if (err)
 		goto out;
 
+	dbg_gen("re-mounted read-write");
+	c->remounting_rw = 0;
+
 	if (c->need_recovery) {
 		c->need_recovery = 0;
 		ubifs_msg("deferred recovery completed");
+	} else {
+		/*
+		 * Do not run the debugging space check if the were doing
+		 * recovery, because when we saved the information we had the
+		 * file-system in a state where the TNC and lprops has been
+		 * modified in memory, but all the I/O operations (including a
+		 * commit) were deferred. So the file-system was in
+		 * "non-committed" state. Now the file-system is in committed
+		 * state, and of course the amount of free space will change
+		 * because, for example, the old index size was imprecise.
+		 */
+		err = dbg_check_space_info(c);
 	}
-
-	dbg_gen("re-mounted read-write");
-	c->remounting_rw = 0;
-	err = dbg_check_space_info(c);
 	mutex_unlock(&c->umount_mutex);
 	return err;