From 51fd77bd9f512ab6cc9df0733ba1caaab89eb957 Mon Sep 17 00:00:00 2001
From: Jens Axboe <jens.axboe@oracle.com>
Date: Fri, 2 Nov 2007 08:49:08 +0100
Subject: [PATCH] [BLOCK] Don't allow empty barriers to be passed down to
 queues that don't grok them

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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Reading git-format-patch failed