Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / fs / super.c

diff --git a/kernel/fs/super.c b/kernel/fs/super.c
index f5f4b32..d4d2591 100644 (file)
--- a/kernel/fs/super.c
+++ b/kernel/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;
        }