From: Jeff Moyer <jmoyer@redhat.com>
To: Jan Kara <jack@suse.cz>
Cc: axboe@kernel.dk, LKML <linux-kernel@vger.kernel.org>,
stable@vger.kernel.org
Subject: Re: [PATCH] block: Fix computation of merged request priority
Date: Fri, 31 Oct 2014 10:27:50 -0400 [thread overview]
Message-ID: <x49ioj0e2l5.fsf@segfault.boston.devel.redhat.com> (raw)
In-Reply-To: <1414698218-11199-1-git-send-email-jack@suse.cz> (Jan Kara's message of "Thu, 30 Oct 2014 20:43:38 +0100")
Jan Kara <jack@suse.cz> writes:
> Priority of a merged request is computed by ioprio_best(). If one of the
> requests has undefined priority (IOPRIO_CLASS_NONE) and another request
> has priority from IOPRIO_CLASS_BE, the function will return the
> undefined priority which is wrong. Fix the function to properly return
> priority of a request with the defined priority.
Reviewed-by: Jeff Moyer <jmoyer@redhat.com>
next prev parent reply other threads:[~2014-10-31 14:27 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-30 19:43 Jan Kara
2014-10-31 14:27 ` Jeff Moyer [this message]
2014-10-31 14:31 ` Jens Axboe
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