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From: Christoph Hellwig <hch@lst.de>
To: Bart Van Assche <bvanassche@acm.org>
Cc: Jens Axboe <axboe@kernel.dk>,
	linux-block@vger.kernel.org, Jaegeuk Kim <jaegeuk@kernel.org>,
	Christoph Hellwig <hch@lst.de>, Jan Kara <jack@suse.cz>
Subject: Re: [PATCH 0/2] Submit split bios in LBA order
Date: Sat, 18 Mar 2023 07:29:09 +0100	[thread overview]
Message-ID: <20230318062909.GB24880@lst.de> (raw)
In-Reply-To: <20230317195938.1745318-1-bvanassche@acm.org>

On Fri, Mar 17, 2023 at 12:59:36PM -0700, Bart Van Assche wrote:
> Hi Jens,
> 
> For zoned storage it is essential that split bios are submitted in LBA order.
> This patch series realizes this by modifying __bio_split_to_limits() such that
> it submits the first bio fragment and returns the remainder instead of
> submitting the remainder and returning the first bio fragment. Please consider
> this patch series for the next merge window.

Why are you sending large writes using REQ_OP_WRITE and not
using REQ_OP_ZONE_APPEND which side steps all these issues?

  parent reply	other threads:[~2023-03-18  6:29 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-17 19:59 [PATCH 0/2] Submit split bios in LBA order Bart Van Assche
2023-03-17 19:59 ` [PATCH 1/2] block: Split blk_recalc_rq_segments() Bart Van Assche
2023-03-18  6:38   ` Christoph Hellwig
2023-03-17 19:59 ` [PATCH 2/2] block: Split and submit bios in LBA order Bart Van Assche
2023-03-17 22:28   ` Jan Kara
2023-03-18  6:33     ` Christoph Hellwig
2023-03-17 23:38   ` Ming Lei
2023-03-17 23:45     ` Bart Van Assche
2023-03-20 23:28       ` Ming Lei
2023-03-20 23:32         ` Bart Van Assche
2023-03-21  0:44           ` Ming Lei
2023-03-21  1:46             ` Damien Le Moal
2023-03-21  2:17               ` Ming Lei
2023-03-21  3:24                 ` Damien Le Moal
2023-03-21  8:00                   ` Ming Lei
2023-03-21  8:51                     ` Damien Le Moal
2023-03-21  9:09                       ` Christoph Hellwig
2023-03-21  9:50                         ` Damien Le Moal
2023-03-21  5:55           ` Christoph Hellwig
2023-03-21 14:36             ` Bart Van Assche
2023-03-23  8:26               ` Christoph Hellwig
2023-03-23 10:28                 ` Damien Le Moal
2023-03-23 16:27                   ` Bart Van Assche
2023-03-23 22:53                     ` Damien Le Moal
2023-03-24 16:55                       ` Bart Van Assche
2023-03-25  2:00                         ` Damien Le Moal
2023-03-25 16:31                           ` Bart Van Assche
2023-03-26  1:45                             ` Damien Le Moal
2023-03-26 23:45                               ` Christoph Hellwig
2023-03-27 21:06                                 ` Bart Van Assche
2023-03-27 23:43                                   ` Christoph Hellwig
2023-04-06 20:30                                     ` Bart Van Assche
2023-03-27 21:20                               ` Bart Van Assche
2023-03-18  6:42   ` Christoph Hellwig
2023-03-18  6:29 ` Christoph Hellwig [this message]
2023-03-20 17:22   ` [PATCH 0/2] Submit split " Bart Van Assche
2023-03-20 21:06     ` Khazhy Kumykov
2023-03-23  8:27     ` Christoph Hellwig
2023-03-24 17:05       ` Bart Van Assche
2023-03-25  2:15         ` Damien Le Moal
2023-03-26 23:42           ` Christoph Hellwig
2023-03-26 23:44         ` Christoph Hellwig
2023-04-06 20:32           ` Bart Van Assche

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