Re: [PATCH] ipr: Fix scsi-mq lockdep issue

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

To: Brian King <brking@xxxxxxxxxxxxxxxxxx>
Subject: Re: [PATCH] ipr: Fix scsi-mq lockdep issue
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Date: Mon, 07 Aug 2017 13:41:54 -0400
Cc: linux-scsi <linux-scsi@xxxxxxxxxxxxxxx>, Michael Ellerman <mpe@xxxxxxxxxxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, "linux-kernel\@vger.kernel.org" <linux-kernel@xxxxxxxxxxxxxxx>, "linux-block\@vger.kernel.org" <linux-block@xxxxxxxxxxxxxxx>, Bart Van Assche <Bart.VanAssche@xxxxxxx>, "linuxppc-dev\@lists.ozlabs.org" <linuxppc-dev@xxxxxxxxxxxxxxxx>, "James E.J. Bottomley" <jejb@xxxxxxxxxxxxxxxxxx>, Wendy Xiong <wenxiong@xxxxxxxxxxxxxxxxxx>
In-reply-to: <6d2bbcc8-3f4b-9b41-45b2-160f4817e439@linux.vnet.ibm.com> (Brian King's message of "Tue, 1 Aug 2017 10:21:30 -0500")
Organization: Oracle Corporation
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.2 (gnu/linux)

Brian,

> Fixes the following lockdep warning that can occur when scsi-mq is
> enabled with ipr due to ipr calling scsi_unblock_requests from irq
> context. The fix is to move the call to scsi_unblock_requests to ipr's
> existing workqueue.

Applied to 4.13/scsi-fixes. Thank you!

-- 
Martin K. Petersen	Oracle Linux Engineering

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

References:
- [PATCH] ipr: Fix scsi-mq lockdep issue
  - From: Brian King

Prev by Date: Re: [PATCH] st: fix blk_get_queue usage
Next by Date: [PATCH] scsi: megaraid_sas: fix error handle in megasas_probe_one
Previous by thread: [PATCH] ipr: Fix scsi-mq lockdep issue
Next by thread: [PATCH] ses: Fix wrong page error
Index(es):
- Date
- Thread

[Index of Archives] [SCSI Target Devel] [Linux SCSI Target Infrastructure] [Kernel Newbies] [IDE] [Security] [Git] [Netfilter] [Bugtraq] [Yosemite News] [MIPS Linux] [ARM Linux] [Linux Security] [Linux RAID] [Linux ATA RAID] [Linux IIO] [Samba] [Device Mapper]