1 files changed, 6 insertions, 0 deletions

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 5d93995743b5..760d8da1b6c7 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2445,6 +2445,7 @@ extern int sync_blockdev(struct block_device *bdev);
 extern void kill_bdev(struct block_device *);
 extern struct super_block *freeze_bdev(struct block_device *);
 extern void emergency_thaw_all(void);
+extern void emergency_thaw_bdev(struct super_block *sb);
 extern int thaw_bdev(struct block_device *bdev, struct super_block *sb);
 extern int fsync_bdev(struct block_device *);
 
@@ -2470,6 +2471,11 @@ static inline int thaw_bdev(struct block_device *bdev, struct super_block *sb)
         return 0;
 }
 
+static inline int emergency_thaw_bdev(struct super_block *sb)
+{
+        return 0;
+}
+
 static inline void iterate_bdevs(void (*f)(struct block_device *, void *), void *arg)
 {
 }