On Fri, Jun 14, 2013 at 03:30:34PM +0800, Wanpeng Li wrote:
> There is just one caller in fs-writeback.c call wb_do_writeback and
> current codes unnecessary export it in header file, this patch fix
> it by changing wb_do_writeback to static function.
>
> Signed-off-by: Wanpeng Li <liwanp@xxxxxxxxxxxxxxxxxx>
Hi Wanpeng,
A simliar patch has been merged in -next tree with commit#: 836f29bbb0f7a08dbdf1ed3ee704ef8aea81e56f
BTW, actually this should have nothing to do with safety, just unnecessary to export it globally.
> ---
> fs/fs-writeback.c | 2 +-
> include/linux/writeback.h | 1 -
> 2 files changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
> index 3be5718..f892dec 100644
> --- a/fs/fs-writeback.c
> +++ b/fs/fs-writeback.c
> @@ -959,7 +959,7 @@ static long wb_check_old_data_flush(struct bdi_writeback *wb)
> /*
> * Retrieve work items and do the writeback they describe
> */
> -long wb_do_writeback(struct bdi_writeback *wb, int force_wait)
> +static long wb_do_writeback(struct bdi_writeback *wb, int force_wait)
> {
> struct backing_dev_info *bdi = wb->bdi;
> struct wb_writeback_work *work;
> diff --git a/include/linux/writeback.h b/include/linux/writeback.h
> index 579a500..e27468e 100644
> --- a/include/linux/writeback.h
> +++ b/include/linux/writeback.h
> @@ -94,7 +94,6 @@ int try_to_writeback_inodes_sb_nr(struct super_block *, unsigned long nr,
> void sync_inodes_sb(struct super_block *);
> long writeback_inodes_wb(struct bdi_writeback *wb, long nr_pages,
> enum wb_reason reason);
> -long wb_do_writeback(struct bdi_writeback *wb, int force_wait);
> void wakeup_flusher_threads(long nr_pages, enum wb_reason reason);
> void inode_wait_for_writeback(struct inode *inode);
>
> --
> 1.8.1.2
>
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