From: Damien Le Moal <dlemoal@kernel.org>
To: Christoph Hellwig <hch@lst.de>, Jens Axboe <axboe@kernel.dk>
Cc: Bart Van Assche <bvanassche@acm.org>, linux-block@vger.kernel.org
Subject: Re: [PATCH 3/7] blk-mq: defer to the normal submission path for non-flush flush commands
Date: Mon, 17 Apr 2023 15:31:53 +0900 [thread overview]
Message-ID: <55f7ec00-2e78-6de9-c8ce-95af82d0653b@kernel.org> (raw)
In-Reply-To: <20230416200930.29542-4-hch@lst.de>
On 4/17/23 05:09, Christoph Hellwig wrote:
> If blk_insert_flush decides that a command does not need to use the
> flush state machine, return false and let blk_mq_submit_bio handle
> it the normal way (including using an I/O scheduler) instead of doing
> a bypass insert.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
Nice !
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
next prev parent reply other threads:[~2023-04-17 6:32 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-16 20:09 RFC: less special casing for flush requests Christoph Hellwig
2023-04-16 20:09 ` [PATCH 1/7] blk-mq: factor out a blk_rq_init_flush helper Christoph Hellwig
2023-04-17 6:22 ` Damien Le Moal
2023-04-17 6:24 ` Christoph Hellwig
2023-04-16 20:09 ` [PATCH 2/7] blk-mq: reflow blk_insert_flush Christoph Hellwig
2023-04-17 6:29 ` Damien Le Moal
2023-04-16 20:09 ` [PATCH 3/7] blk-mq: defer to the normal submission path for non-flush flush commands Christoph Hellwig
2023-04-17 6:31 ` Damien Le Moal [this message]
2023-04-17 19:48 ` Bart Van Assche
2023-04-16 20:09 ` [PATCH 4/7] blk-mq: also use the I/O scheduler for requests from the flush state machine Christoph Hellwig
2023-04-17 6:34 ` Damien Le Moal
2023-04-16 20:09 ` [PATCH 5/7] blk-mq: defer to the normal submission path for post-flush requests Christoph Hellwig
2023-04-17 6:36 ` Damien Le Moal
2023-04-17 6:39 ` Christoph Hellwig
2023-04-16 20:09 ` [PATCH 6/7] blk-mq: do not do head insertations post-pre-flush commands Christoph Hellwig
2023-04-17 6:38 ` Damien Le Moal
2023-04-17 19:51 ` Bart Van Assche
2023-04-16 20:09 ` [PATCH 7/7] blk-mq: don't use the requeue list to queue flush commands Christoph Hellwig
2023-04-16 21:01 ` Bart Van Assche
2023-04-17 4:26 ` Christoph Hellwig
2023-04-17 6:46 ` Damien Le Moal
2023-04-19 12:37 ` kernel test robot
2023-04-19 17:34 ` kernel test robot
2023-05-16 0:08 ` RFC: less special casing for flush requests Bart Van Assche
2023-05-16 4:03 ` Christoph Hellwig
2023-05-18 5:57 ` Christoph Hellwig
-- strict thread matches above, loose matches on Subject: below --
2023-05-19 4:40 less special casing for flush requests v2 Christoph Hellwig
2023-05-19 4:40 ` [PATCH 3/7] blk-mq: defer to the normal submission path for non-flush flush commands Christoph Hellwig
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