lkml.org 
[lkml]   [2020]   [Sep]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 03/13] bcache: inherit the optimal I/O size
On Mon 21-09-20 10:07:24, Christoph Hellwig wrote:
> Inherit the optimal I/O size setting just like the readahead window,
> as any reason to do larger I/O does not apply to just readahead.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>

The patch looks good to me. You can add:

Reviewed-by: Jan Kara <jack@suse.cz>

Honza

> ---
> drivers/md/bcache/super.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
> index 1bbdc410ee3c51..48113005ed86ad 100644
> --- a/drivers/md/bcache/super.c
> +++ b/drivers/md/bcache/super.c
> @@ -1430,6 +1430,8 @@ static int cached_dev_init(struct cached_dev *dc, unsigned int block_size)
> dc->disk.disk->queue->backing_dev_info->ra_pages =
> max(dc->disk.disk->queue->backing_dev_info->ra_pages,
> q->backing_dev_info->ra_pages);
> + blk_queue_io_opt(dc->disk.disk->queue,
> + max(queue_io_opt(dc->disk.disk->queue), queue_io_opt(q)));
>
> atomic_set(&dc->io_errors, 0);
> dc->io_disable = false;
> --
> 2.28.0
>
--
Jan Kara <jack@suse.com>
SUSE Labs, CR

\
 
 \ /
  Last update: 2020-09-22 10:44    [W:0.157 / U:6.292 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site