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From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Brian King <brking@linux.vnet.ibm.com>
Cc: linux-scsi <linux-scsi@vger.kernel.org>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Jens Axboe <axboe@kernel.dk>,
	"linux-kernel\@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-block\@vger.kernel.org" <linux-block@vger.kernel.org>,
	Bart Van Assche <Bart.VanAssche@wdc.com>,
	"linuxppc-dev\@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>,
	"James E.J. Bottomley" <jejb@linux.vnet.ibm.com>,
	Wendy Xiong <wenxiong@linux.vnet.ibm.com>
Subject: Re: [PATCH] ipr: Fix scsi-mq lockdep issue
Date: Mon, 07 Aug 2017 13:41:54 -0400	[thread overview]
Message-ID: <yq18tiv9swt.fsf@oracle.com> (raw)
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")


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

  reply	other threads:[~2017-08-07 17:41 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-27  5:10 blk_mq_sched_insert_request: inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage Michael Ellerman
2017-07-27 14:02 ` Jens Axboe
2017-07-27 14:47   ` Bart Van Assche
2017-07-27 16:26     ` Jens Axboe
2017-07-28  6:19       ` Michael Ellerman
2017-07-28 14:25         ` Jens Axboe
2017-07-28 15:13           ` Bart Van Assche
2017-07-28 15:18             ` Jens Axboe
2017-07-28 15:17           ` Brian J King
2017-07-28 20:41             ` Brian King
2017-07-31 12:03               ` Michael Ellerman
2017-08-01  6:54                 ` Michael Ellerman
2017-08-01 15:21                   ` [PATCH] ipr: Fix scsi-mq lockdep issue Brian King
2017-08-07 17:41                     ` Martin K. Petersen [this message]
2017-08-01  6:55           ` blk_mq_sched_insert_request: inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage Michael Ellerman
2017-08-01 15:26             ` Jens Axboe

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