From: Ilya Dryomov <idryomov@gmail.com>
Date: Mon, 16 Jan 2012 20:04:48 +0000 (+0200)
Subject: Btrfs: add skip_balance mount option
X-Git-Tag: v3.3-rc1~26^2~12^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9555c6c180600b40f6e86bd4dc53bf47e06ed663;p=pandora-kernel.git

Btrfs: add skip_balance mount option

Since restriper kthread starts involuntarily on mount and can suck cpu
and memory bandwidth add a mount option to forcefully skip it.  The
restriper in that case hangs around in paused state and can be resumed
from userspace when it's convenient.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
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