From: Bart Van Assche <bvanassche@acm.org>
To: Stanley Jhu <stanleyjhu@google.com>, Jens Axboe <axboe@kernel.dk>
Cc: "Rafael J . Wysocki" <rafael@kernel.org>,
Praveen Talari <praveen.talari@oss.qualcomm.com>,
Alan Stern <stern@rowland.harvard.edu>,
linux-block@vger.kernel.org, linux-pm@vger.kernel.org,
linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org,
stable@vger.kernel.org
Subject: Re: [PATCH] block: Keep RPM_ACTIVE in blk_pre_runtime_resume() when already active
Date: Thu, 29 Oct 2026 09:22:23 -0700 [thread overview]
Message-ID: <8125a75a-ea47-49f8-90e4-7f7c83db90e2@acm.org> (raw)
In-Reply-To: <20261029040001.2100001-1-stanleyjhu@google.com>
On 10/29/26 12:08 AM, Stanley Jhu wrote:
> 2. The first runtime resume fails in the driver callback, and
> blk_post_runtime_resume() sets q->rpm_status to RPM_ACTIVE and calls
> blk_clear_pm_only(), decrementing q->pm_only from 1 to 0 so recovery
> commands can enter the queue (intended since
> commit 6e1fcab00a23 ("scsi: block: pm: Always set request queue
> runtime active in blk_post_runtime_resume()")).
q->rpm_status should be changed back to RPM_SUSPENDED if a runtime
resume fails. The changes made my this patch don't look right to me.
Bart.
prev parent reply other threads:[~2026-10-29 16:22 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-29 7:08 Stanley Jhu
2026-10-29 16:22 ` Bart Van Assche [this message]
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