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Date: Wed, 27 Jan 2021 15:59:36 +0800 From: Can Guo <cang@...eaurora.org> To: Avri Altman <Avri.Altman@....com> Cc: Asutosh Das <asutoshd@...eaurora.org>, martin.petersen@...cle.com, linux-scsi@...r.kernel.org, linux-arm-msm@...r.kernel.org, stern@...land.harvard.edu, "Bao D . Nguyen" <nguyenb@...eaurora.org>, FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>, Jens Axboe <axboe@...nel.dk>, "open list:BLOCK LAYER" <linux-block@...r.kernel.org>, open list <linux-kernel@...r.kernel.org> Subject: Re: [RFC PATCH v1 1/2] block: bsg: resume scsi device before accessing On 2021-01-27 15:09, Avri Altman wrote: >> >> Resumes the scsi device before accessing it. >> >> Change-Id: I2929af60f2a92c89704a582fcdb285d35b429fde >> Signed-off-by: Asutosh Das <asutoshd@...eaurora.org> >> Signed-off-by: Can Guo <cang@...eaurora.org> >> Signed-off-by: Bao D. Nguyen <nguyenb@...eaurora.org> > Following this patch, is it possible to revert commit 74e5e468b664d? > No, but this is a good finding... This change assumes that the queue->queue_data is a scsi_device, which is why we call scsi_auto_pm_get(). But for ufs_bsg's case, queue->queue_data is a device... Thanks, Can Guo. > Thanks, > Avri
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