From: Christoph Hellwig <hch@lst.de>
To: Bart Van Assche <bvanassche@acm.org>
Cc: Christoph Hellwig <hch@lst.de>, Jens Axboe <axboe@kernel.dk>,
Damien Le Moal <dlemoal@kernel.org>,
linux-block@vger.kernel.org
Subject: Re: [PATCH 4/7] blk-mq: use the I/O scheduler for writes from the flush state machine
Date: Wed, 31 May 2023 17:00:40 +0200 [thread overview]
Message-ID: <20230531150040.GA5774@lst.de> (raw)
In-Reply-To: <7ad83f37-cf3d-952c-741c-a70fb0d363e2@acm.org>
On Wed, May 31, 2023 at 06:34:49AM -0700, Bart Van Assche wrote:
> On 5/30/23 07:55, Christoph Hellwig wrote:
>> No, I mean block/001
>
> Test block/001 also passes on my test setup. That setup is as follows:
> * Kernel commit 0cac5b67c168 ("Merge branch 'for-6.5/block' into
> for-next").
> * Multiple debugging options enabled in the kernel config (DEBUG_LIST,
> PROVE_LOCKING, KASAN, UBSAN, ...).
>
> I ran this test twice: once with /dev/vdb as test device and once with
> /dev/ram0 as test device.
Hi Bart,
I did a quick re-run on the latest for-6.5/block tree and can't reproduce
the hang. Let me see if it is still there with my old branch or if
something else made it go away.
next prev parent reply other threads:[~2023-05-31 15:00 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-19 4:40 less special casing for flush requests v2 Christoph Hellwig
2023-05-19 4:40 ` [PATCH 1/7] blk-mq: factor out a blk_rq_init_flush helper Christoph Hellwig
2023-05-19 18:54 ` Bart Van Assche
2023-05-19 4:40 ` [PATCH 2/7] blk-mq: reflow blk_insert_flush Christoph Hellwig
2023-05-19 19:38 ` Bart Van Assche
2023-05-19 4:40 ` [PATCH 3/7] blk-mq: defer to the normal submission path for non-flush flush commands Christoph Hellwig
2023-05-19 4:40 ` [PATCH 4/7] blk-mq: use the I/O scheduler for writes from the flush state machine Christoph Hellwig
2023-05-19 19:44 ` Bart Van Assche
2023-05-24 5:53 ` Christoph Hellwig
2023-05-24 18:07 ` Bart Van Assche
2023-05-25 8:14 ` Christoph Hellwig
2023-05-28 20:50 ` Bart Van Assche
2023-05-30 14:55 ` Christoph Hellwig
2023-05-31 13:34 ` Bart Van Assche
2023-05-31 15:00 ` Christoph Hellwig [this message]
2023-05-19 4:40 ` [PATCH 5/7] blk-mq: defer to the normal submission path for post-flush requests Christoph Hellwig
2023-05-19 19:42 ` Bart Van Assche
2023-05-19 4:40 ` [PATCH 6/7] blk-mq: do not do head insertions post-pre-flush commands Christoph Hellwig
2023-05-19 4:40 ` [PATCH 7/7] blk-mq: don't use the requeue list to queue flush commands Christoph Hellwig
2023-05-19 19:55 ` Bart Van Assche
2023-05-20 4:56 ` Christoph Hellwig
2023-05-21 14:06 ` Bart Van Assche
2023-05-20 1:53 ` less special casing for flush requests v2 Jens Axboe
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