From: Zhao Lei <zhaolei@cn.fujitsu.com>
Date: Tue, 20 Jan 2015 07:11:37 +0000 (+0800)
Subject: Btrfs: Cleanup btrfs_bio_counter_inc_blocked()
X-Git-Tag: omap-for-v4.1/prcm-dts-mfd-syscon-fix~34^2~34
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=09dd7a01c3436344fb4c3974b275e016264e0a27;p=pandora-kernel.git

Btrfs: Cleanup btrfs_bio_counter_inc_blocked()

1: Remove no-need DEFINE_WAIT(wait)
2: Add likely() for BTRFS_FS_STATE_DEV_REPLACING condition
3: Use while loop instead of goto

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