kill_bdev does not have any external user, so make it static.
Signed-off-by: Zheng Bin <zhengbin13@xxxxxxxxxx>
---
fs/block_dev.c | 5 ++---
include/linux/fs.h | 2 --
2 files changed, 2 insertions(+), 5 deletions(-)
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 93672c3f1c78..2396ebd014ba 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -75,7 +75,7 @@ static void bdev_write_inode(struct block_device *bdev)
}
/* Kill _all_ buffers and pagecache , dirty or not.. */
-void kill_bdev(struct block_device *bdev)
+static void kill_bdev(struct block_device *bdev)
{
struct address_space *mapping = bdev->bd_inode->i_mapping;
@@ -84,8 +84,7 @@ void kill_bdev(struct block_device *bdev)
invalidate_bh_lrus();
truncate_inode_pages(mapping, 0);
-}
-EXPORT_SYMBOL(kill_bdev);
+}
/* Invalidate clean unused buffers and pagecache. */
void invalidate_bdev(struct block_device *bdev)
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 45cc10cdf6dd..d0ad120298be 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2590,7 +2590,6 @@ extern void bdput(struct block_device *);
extern void invalidate_bdev(struct block_device *);
extern void iterate_bdevs(void (*)(struct block_device *, void *), void *);
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);
@@ -2606,7 +2605,6 @@ static inline bool sb_is_blkdev_sb(struct super_block *sb)
#else
static inline void bd_forget(struct inode *inode) {}
static inline int sync_blockdev(struct block_device *bdev) { return 0; }
-static inline void kill_bdev(struct block_device *bdev) {}
static inline void invalidate_bdev(struct block_device *bdev) {}
static inline struct super_block *freeze_bdev(struct block_device *sb)
--
2.21.3
