From: Filipe David Borba Manana <fdmanana@gmail.com>
Date: Mon, 14 Oct 2013 21:49:11 +0000 (+0100)
Subject: Btrfs: optimize tree-log.c:count_inode_refs()
X-Git-Tag: v3.13-rc1~85^2~43
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e93ae26fe1123e9077e79cc7af8a0d42adf4812f;p=pandora-kernel.git

Btrfs: optimize tree-log.c:count_inode_refs()

Avoid repeated tree searches by processing all inode ref items in
a leaf at once instead of processing one at a time, followed by a
path release and a tree search for a key with a decremented offset.

Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
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