From 155725c9c051a343be5e555bf943da827e6cf721 Mon Sep 17 00:00:00 2001
From: Jan Schmidt <list.btrfs@jan-o-sch.net>
Date: Fri, 22 Jun 2012 14:01:00 +0200
Subject: [PATCH] Btrfs: leave critical region in btrfs_find_all_roots as soon
 as possible

When delayed refs exist, btrfs_find_all_roots used to hold the delayed ref
mutex way longer than actually required. We ought to drop it immediately
after we're done collecting all the delayed refs.

Signed-off-by: Jan Schmidt <list.btrfs@jan-o-sch.net>
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