X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=fs%2Fsuper.c;h=b938b14f6041b97a8f8b2681016dcb08a8438ce6;hb=414d7ed0947326b633bb1725fc5c09d77fc7640f;hp=8d99a7b948ff087380ca2b2d5988885c22360553;hpb=334ca3ed18ded942e0220719f70b80eb20fa48ec;p=firefly-linux-kernel-4.4.55.git

diff --git a/fs/super.c b/fs/super.c
index 8d99a7b948ff..b938b14f6041 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -1326,8 +1326,8 @@ int freeze_super(struct super_block *sb)
 		}
 	}
 	/*
-	 * This is just for debugging purposes so that fs can warn if it
-	 * sees write activity when frozen is set to SB_FREEZE_COMPLETE.
+	 * For debugging purposes so that fs can warn if it sees write activity
+	 * when frozen is set to SB_FREEZE_COMPLETE, and for thaw_super().
 	 */
 	sb->s_writers.frozen = SB_FREEZE_COMPLETE;
 	up_write(&sb->s_umount);
@@ -1346,7 +1346,7 @@ int thaw_super(struct super_block *sb)
 	int error;
 
 	down_write(&sb->s_umount);
-	if (sb->s_writers.frozen == SB_UNFROZEN) {
+	if (sb->s_writers.frozen != SB_FREEZE_COMPLETE) {
 		up_write(&sb->s_umount);
 		return -EINVAL;
 	}