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From: Ming Lei <ming.lei@redhat.com>
To: Bart Van Assche <bvanassche@acm.org>
Cc: Jens Axboe <axboe@kernel.dk>,
	linux-block@vger.kernel.org, Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH] block: model freeze & enter queue as rwsem for supporting lockdep
Date: Wed, 23 Oct 2024 15:59:22 +0800	[thread overview]
Message-ID: <Zxis2vQgXENELBAr@fedora> (raw)
In-Reply-To: <ed9a22b7-64b7-4b83-a6c9-1269129e89d1@acm.org>

On Tue, Oct 22, 2024 at 08:05:32AM -0700, Bart Van Assche wrote:
> On 10/17/24 6:35 PM, Ming Lei wrote:
> >                 -> #1 (q->q_usage_counter){++++}-{0:0}:
> 
> What code in the upstream kernel associates lockdep information
> with a *counter*? I haven't found it. Did I perhaps overlook something?

Please look fs/kernfs/dir.c, and there should be more in linux kernel.


Thanks,
Ming


  reply	other threads:[~2024-10-23  7:59 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-18  1:35 [PATCH] block: model freeze & enter queue as rwsem for supporting lockdep Ming Lei
2024-10-18 16:57 ` Bart Van Assche
2024-10-21  2:20   ` Ming Lei
2024-10-22  6:26   ` Christoph Hellwig
2024-10-18 18:45 ` kernel test robot
2024-10-19 22:46 ` Jens Axboe
2024-10-21 11:17   ` Ming Lei
2024-10-22  6:18 ` Christoph Hellwig
2024-10-22  7:19   ` Peter Zijlstra
2024-10-22  7:21     ` Christoph Hellwig
2024-10-23  3:22   ` Ming Lei
2024-10-23  6:07     ` Christoph Hellwig
2024-10-22 15:05 ` Bart Van Assche
2024-10-23  7:59   ` Ming Lei [this message]
2024-10-23 18:05     ` Bart Van Assche

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