block: mark blkdev_fsync static

blkdev_fsync is only used inside of block_dev.c since the
removal of the raw drіver.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20210824151823.1575100-1-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/fs/block_dev.c b/fs/block_dev.c
index d3a8062..1f21ac9 100644 (file)
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -687,7 +687,8 @@ static loff_t block_llseek(struct file *file, loff_t offset, int whence)
        return retval;
 }
        
-int blkdev_fsync(struct file *filp, loff_t start, loff_t end, int datasync)
+static int blkdev_fsync(struct file *filp, loff_t start, loff_t end,
+               int datasync)
 {
        struct inode *bd_inode = bdev_file_inode(filp);
        struct block_device *bdev = I_BDEV(bd_inode);
@@ -708,7 +709,6 @@ int blkdev_fsync(struct file *filp, loff_t start, loff_t end, int datasync)
 
        return error;
 }
-EXPORT_SYMBOL(blkdev_fsync);
 
 /**
  * bdev_read_page() - Start reading a page from a block device

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 6405742..9220cdf 100644 (file)
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -3246,10 +3246,6 @@ ssize_t vfs_iocb_iter_read(struct file *file, struct kiocb *iocb,
 ssize_t vfs_iocb_iter_write(struct file *file, struct kiocb *iocb,
                            struct iov_iter *iter);
 
-/* fs/block_dev.c */
-extern int blkdev_fsync(struct file *filp, loff_t start, loff_t end,
-                       int datasync);
-
 /* fs/splice.c */
 extern ssize_t generic_file_splice_read(struct file *, loff_t *,
                struct pipe_inode_info *, size_t, unsigned int);