From: Christoph Hellwig <hch@lst.de>
To: Martin Wilck <mwilck@suse.com>
Cc: Christoph Hellwig <hch@lst.de>,
Bart Van Assche <bvanassche@acm.org>,
Jens Axboe <axboe@kernel.dk>,
linux-block@vger.kernel.org,
Benjamin Marzinski <bmarzins@redhat.com>,
Hannes Reinecke <hare@suse.com>
Subject: Re: [PATCH 0/3] Fix a deadlock related to modifying queue attributes
Date: Wed, 29 Oct 2025 10:38:33 +0100 [thread overview]
Message-ID: <20251029093833.GA1066@lst.de> (raw)
In-Reply-To: <91b583c2fad9f1e72ed5dc794a709289de363a39.camel@suse.com>
On Wed, Oct 29, 2025 at 10:36:30AM +0100, Martin Wilck wrote:
> Consider it a "trylock" type of operation, which is a valid method to
> avoid deadlocks, AFAIK.
Only if the operation is an optimistic optimization. I don't see how
setting an attribute would ever qualify ſtor that.
next prev parent reply other threads:[~2025-10-29 9:38 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-02 18:24 [PATCH 0/3] Fix a deadlock related to modifying queue attributes Bart Van Assche
2025-07-02 18:24 ` [PATCH 1/3] block: Remove queue freezing from several sysfs store callbacks Bart Van Assche
2025-07-03 2:08 ` Ming Lei
2025-07-03 9:06 ` Christoph Hellwig
2025-07-02 18:24 ` [PATCH 2/3] block: Restrict the duration of sysfs attribute changes Bart Van Assche
2025-07-03 9:07 ` Christoph Hellwig
2025-07-03 14:54 ` Nilay Shroff
2025-07-02 18:24 ` [PATCH 3/3] block: Move a misplaced comment in queue_wb_lat_store() Bart Van Assche
2025-07-03 9:09 ` [PATCH 0/3] Fix a deadlock related to modifying queue attributes Christoph Hellwig
2025-07-07 18:35 ` Bart Van Assche
2025-07-08 9:57 ` Christoph Hellwig
2025-07-08 16:11 ` Bart Van Assche
2025-07-10 8:03 ` Christoph Hellwig
2025-07-10 19:29 ` Bart Van Assche
2025-10-27 14:43 ` Martin Wilck
2025-10-29 8:58 ` Christoph Hellwig
2025-10-29 9:36 ` Martin Wilck
2025-10-29 9:38 ` Christoph Hellwig [this message]
2025-10-29 16:31 ` Bart Van Assche
2025-10-29 17:09 ` Martin Wilck
2025-07-08 17:16 ` Bart Van Assche
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