From 21c3ea18819b5f650c75f59a0457415bc05d2b17 Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Mon, 13 Apr 2015 11:38:29 +1000
Subject: [PATCH] xfs: unlock i_mutex in xfs_break_layouts

We want to drop all I/O path locks when recalling layouts, and that includes
i_mutex for the write path.  Without this we get stuck processe when recalls
take too long.

[dchinner: fix build with !CONFIG_PNFS]

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
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