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authorZheng Bin <zhengbin13@huawei.com>2020-06-18 12:21:38 +0800
committerJens Axboe <axboe@kernel.dk>2020-06-18 09:24:35 -0600
commit3373a3461aa15b7f9a871fa4cb2c9ef21ac20b47 (patch)
tree362dedd9d551299df2df8014df7ccae45487b181
parentf4bd34b139a3fa2808c4205f12714c65e1548c6c (diff)
downloadlinux-sh-3373a3461aa15b7f9a871fa4cb2c9ef21ac20b47.tar.gz
block: make function 'kill_bdev' static
kill_bdev does not have any external user, so make it static. Signed-off-by: Zheng Bin <zhengbin13@huawei.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--fs/block_dev.c5
-rw-r--r--include/linux/fs.h2
2 files changed, 2 insertions, 5 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 08c87db3a92b..0ae656e022fd 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 6c4ab4dc1cd7..3f881a892ea7 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2592,7 +2592,6 @@ 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);
@@ -2608,7 +2607,6 @@ 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)