From: Himanshu Madhani <himanshu.madhani@oracle.com>
To: Damien Le Moal <damien.lemoal@wdc.com>,
dm-devel@redhat.com, Mike Snitzer <snitzer@redhat.com>,
linux-block@vger.kernel.org, Jens Axboe <axboe@kernel.dk>
Subject: Re: [PATCH v4 02/11] block: introduce bio zone helpers
Date: Tue, 25 May 2021 14:09:15 -0500 [thread overview]
Message-ID: <d1a56459-9ea9-86e9-9af0-48d2461cce21@oracle.com> (raw)
In-Reply-To: <20210525022539.119661-3-damien.lemoal@wdc.com>
On 5/24/21 9:25 PM, Damien Le Moal wrote:
> Introduce the helper functions bio_zone_no() and bio_zone_is_seq().
> Both are the BIO counterparts of the request helpers blk_rq_zone_no()
> and blk_rq_zone_is_seq(), respectively returning the number of the
> target zone of a bio and true if the BIO target zone is sequential.
>
> Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
> Reviewed-by: Hannes Reinecke <hare@suse.de>
> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
> ---
> include/linux/blkdev.h | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
> index f69c75bd6d27..2db0f376f5d9 100644
> --- a/include/linux/blkdev.h
> +++ b/include/linux/blkdev.h
> @@ -1008,6 +1008,18 @@ static inline unsigned int blk_rq_stats_sectors(const struct request *rq)
> /* Helper to convert BLK_ZONE_ZONE_XXX to its string format XXX */
> const char *blk_zone_cond_str(enum blk_zone_cond zone_cond);
>
> +static inline unsigned int bio_zone_no(struct bio *bio)
> +{
> + return blk_queue_zone_no(bdev_get_queue(bio->bi_bdev),
> + bio->bi_iter.bi_sector);
> +}
> +
> +static inline unsigned int bio_zone_is_seq(struct bio *bio)
> +{
> + return blk_queue_zone_is_seq(bdev_get_queue(bio->bi_bdev),
> + bio->bi_iter.bi_sector);
> +}
> +
> static inline unsigned int blk_rq_zone_no(struct request *rq)
> {
> return blk_queue_zone_no(rq->q, blk_rq_pos(rq));
>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
--
Himanshu Madhani Oracle Linux Engineering
next prev parent reply other threads:[~2021-05-25 19:09 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-25 2:25 [PATCH v4 00/11] dm: Improve zoned block device support Damien Le Moal
2021-05-25 2:25 ` [PATCH v4 01/11] block: improve handling of all zones reset operation Damien Le Moal
2021-05-25 6:15 ` Chaitanya Kulkarni
2021-05-25 6:15 ` Chaitanya Kulkarni
2021-05-25 6:35 ` Damien Le Moal
2021-05-25 19:09 ` Himanshu Madhani
2021-05-25 2:25 ` [PATCH v4 02/11] block: introduce bio zone helpers Damien Le Moal
2021-05-25 8:08 ` Christoph Hellwig
2021-05-25 19:09 ` Himanshu Madhani [this message]
2021-05-25 2:25 ` [PATCH v4 03/11] block: introduce BIO_ZONE_WRITE_LOCKED bio flag Damien Le Moal
2021-05-25 19:09 ` Himanshu Madhani
2021-05-25 2:25 ` [PATCH v4 04/11] dm: Fix dm_accept_partial_bio() Damien Le Moal
2021-05-25 8:12 ` Christoph Hellwig
2021-05-25 19:10 ` Himanshu Madhani
2021-05-25 2:25 ` [PATCH v4 05/11] dm: cleanup device_area_is_invalid() Damien Le Moal
2021-05-25 8:13 ` Christoph Hellwig
2021-05-25 19:10 ` Himanshu Madhani
2021-05-25 2:25 ` [PATCH v4 06/11] dm: move zone related code to dm-zone.c Damien Le Moal
2021-05-25 19:10 ` Himanshu Madhani
2021-05-25 2:25 ` [PATCH v4 07/11] dm: Introduce dm_report_zones() Damien Le Moal
2021-05-25 19:11 ` Himanshu Madhani
2021-05-25 2:25 ` [PATCH v4 08/11] dm: Forbid requeue of writes to zones Damien Le Moal
2021-05-25 19:13 ` Himanshu Madhani
2021-05-25 2:25 ` [PATCH v4 09/11] dm: rearrange core declarations Damien Le Moal
2021-05-25 19:17 ` Himanshu Madhani
2021-05-25 2:25 ` [PATCH v4 10/11] dm: introduce zone append emulation Damien Le Moal
2021-05-25 19:40 ` Himanshu Madhani
2021-05-25 2:25 ` [PATCH v4 11/11] dm crypt: Fix zoned block device support Damien Le Moal
2021-05-25 19:44 ` Himanshu Madhani
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