Re: [PATCH V3 6/6] bcache: don't pass BIOSET_NEED_BVECS for the 'bio_set' embedded in 'cache_set'

Hannes Reinecke
2021-01-11T07:01:23Z

On 1/11/21 4:05 AM, Ming Lei wrote:
> This bioset is just for allocating bio only from bio_next_split, and it
> needn't bvecs, so remove the flag.
>
> Cc: linux-bcache@vger.kernel.org
> Cc: Coly Li <colyli@suse.de>
> Reviewed-by: Christoph Hellwig <hch@lst.de>
> Signed-off-by: Ming Lei <ming.lei@redhat.com>
> ---
> drivers/md/bcache/super.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
> index a4752ac410dc..4102e47f43e1 100644
> --- a/drivers/md/bcache/super.c
> +++ b/drivers/md/bcache/super.c
> @@ -1897,7 +1897,7 @@ struct cache_set *bch_cache_set_alloc(struct cache_sb *sb)
> goto err;
>
> if (bioset_init(&c->bio_split, 4, offsetof(struct bbio, bio),
> - BIOSET_NEED_BVECS|BIOSET_NEED_RESCUER))
> + BIOSET_NEED_RESCUER))
> goto err;
>
> c->uuids = alloc_meta_bucket_pages(GFP_KERNEL, sb);
>
Reviewed-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes
--
Dr. Hannes Reinecke Kernel Storage Architect
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