From: Zhao Lei <zhaolei@cn.fujitsu.com>
Date: Tue, 24 Feb 2015 12:07:44 +0000 (+0800)
Subject: btrfs: add WARN_ON() to check is space_info op current
X-Git-Tag: omap-for-v4.1/fixes-rc1~43^2~21
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=18d018ad2c899d3d9c503c25125d56046ed7d3ca;p=pandora-kernel.git

btrfs: add WARN_ON() to check is space_info op current

space_info's value calculation is some complex and easy to cause
bug, add WARN_ON() to help debug.

Changelog v1->v2:
 Put WARN_ON()s under the ENOSPC_DEBUG mount option.
 Suggested by: David Sterba <dsterba@suse.cz>

Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
---

Reading git-diff-tree failed