Re: [PATCH v2 21/34] ocfs2: Convert ocfs2_write_super_or_backup to bh_submit()

On Thu 28-05-26 18:31:34, Matthew Wilcox (Oracle) wrote:
> Avoid an extra indirect function call and changing the buffer refcount
> by using bh_submit() instead of submit_bh().
> 
> Signed-off-by: Matthew Wilcox (Oracle) <[email protected]>
> Reviewed-by: Joseph Qi <[email protected]>
> Cc: [email protected]

Looks good. Feel free to add:

Reviewed-by: Jan Kara <[email protected]>

								Honza

> ---
>  fs/ocfs2/buffer_head_io.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/fs/ocfs2/buffer_head_io.c b/fs/ocfs2/buffer_head_io.c
> index 185ff4dcba75..8e67eba70674 100644
> --- a/fs/ocfs2/buffer_head_io.c
> +++ b/fs/ocfs2/buffer_head_io.c
> @@ -440,10 +440,8 @@ int ocfs2_write_super_or_backup(struct ocfs2_super *osb,
>  	/* remove from dirty list before I/O. */
>  	clear_buffer_dirty(bh);
>  
> -	get_bh(bh); /* for end_buffer_write_sync() */
> -	bh->b_end_io = end_buffer_write_sync;
>  	ocfs2_compute_meta_ecc(osb->sb, bh->b_data, &di->i_check);
> -	submit_bh(REQ_OP_WRITE, bh);
> +	bh_submit(bh, REQ_OP_WRITE, bh_end_write);
>  
>  	wait_on_buffer(bh);
>  
> -- 
> 2.47.3
> 
-- 
Jan Kara <[email protected]>
SUSE Labs, CR