From: Byongho Lee <bhlee.kernel@gmail.com>
Date: Fri, 10 Jul 2015 04:10:26 +0000 (+0900)
Subject: Btrfs: remove unused mutex from struct 'btrfs_fs_info'
X-Git-Tag: omap-for-v4.3/fixes-rc1~86^2~9
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a4027a20c57a2c8779e17a61425737634bb7163d;p=pandora-kernel.git

Btrfs: remove unused mutex from struct 'btrfs_fs_info'

The code using 'ordered_extent_flush_mutex' mutex has removed by below
commit.
 - 8d875f95da43c6a8f18f77869f2ef26e9594fecc
   btrfs: disable strict file flushes for renames and truncates
But the mutex still lives in struct 'btrfs_fs_info'.

So, this patch removes the mutex from struct 'btrfs_fs_info' and its
initialization code.

Signed-off-by: Byongho Lee <bhlee.kernel@gmail.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: Chris Mason <clm@fb.com>
---

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