From: Christoph Hellwig <hch@lst.de>
To: Bart Van Assche <bvanassche@acm.org>
Cc: Jens Axboe <axboe@kernel.dk>,
linux-block@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
Damien Le Moal <dlemoal@kernel.org>,
Ming Lei <ming.lei@redhat.com>, Mike Snitzer <snitzer@kernel.org>
Subject: Re: [PATCH v4 5/7] block: Preserve the order of requeued requests
Date: Fri, 23 Jun 2023 07:50:53 +0200 [thread overview]
Message-ID: <20230623055053.GE9085@lst.de> (raw)
In-Reply-To: <20230621201237.796902-6-bvanassche@acm.org>
> + blk_mq_process_requeue_list(hctx);
Should this do list_empty_careful checks on ->requeue_list and
->flush_list so that we can avoid taking the requeue lock when
these conditions aren't met before calling into
blk_mq_process_requeue_list?
next prev parent reply other threads:[~2023-06-23 5:51 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-21 20:12 [PATCH v4 0/7] Submit zoned writes in order Bart Van Assche
2023-06-21 20:12 ` [PATCH v4 1/7] block: Rename a local variable in blk_mq_requeue_work() Bart Van Assche
2023-06-22 1:15 ` Damien Le Moal
2023-06-21 20:12 ` [PATCH v4 2/7] block: Simplify blk_mq_requeue_work() Bart Van Assche
2023-06-22 1:16 ` Damien Le Moal
2023-06-23 5:45 ` Christoph Hellwig
2023-06-21 20:12 ` [PATCH v4 3/7] block: Send requeued requests to the I/O scheduler Bart Van Assche
2023-06-22 1:19 ` Damien Le Moal
2023-06-22 17:23 ` Bart Van Assche
2023-06-22 21:50 ` Damien Le Moal
2023-06-21 20:12 ` [PATCH v4 4/7] block: One requeue list per hctx Bart Van Assche
2023-06-23 5:48 ` Christoph Hellwig
2023-06-26 8:09 ` Ming Lei
2023-06-26 16:54 ` Bart Van Assche
2023-06-27 1:06 ` Ming Lei
2023-06-21 20:12 ` [PATCH v4 5/7] block: Preserve the order of requeued requests Bart Van Assche
2023-06-23 5:50 ` Christoph Hellwig [this message]
2023-06-23 20:08 ` Bart Van Assche
2023-06-26 8:01 ` Christoph Hellwig
2023-06-26 8:16 ` Ming Lei
2023-06-21 20:12 ` [dm-devel] [PATCH v4 6/7] dm: Inline __dm_mq_kick_requeue_list() Bart Van Assche
2023-06-21 20:12 ` Bart Van Assche
2023-06-21 20:12 ` [dm-devel] [PATCH v4 7/7] block: Inline blk_mq_{, delay_}kick_requeue_list() Bart Van Assche
2023-06-21 20:12 ` [PATCH v4 7/7] block: Inline blk_mq_{,delay_}kick_requeue_list() Bart Van Assche
2023-06-22 7:31 ` [dm-devel] [PATCH v4 7/7] block: Inline blk_mq_{, delay_}kick_requeue_list() Roger Pau Monné
2023-06-22 7:31 ` [PATCH v4 7/7] block: Inline blk_mq_{,delay_}kick_requeue_list() Roger Pau Monné
2023-06-23 5:52 ` [dm-devel] [PATCH v4 7/7] block: Inline blk_mq_{, delay_}kick_requeue_list() Christoph Hellwig
2023-06-23 5:52 ` [PATCH v4 7/7] block: Inline blk_mq_{,delay_}kick_requeue_list() Christoph Hellwig
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