From: Miao Xie <miaox@cn.fujitsu.com>
Date: Mon, 13 May 2013 13:55:09 +0000 (+0000)
Subject: Btrfs: don't use global block reservation for inode cache truncation
X-Git-Tag: v3.10-rc2~7^2^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7b61cd92242542944fc27024900c495a6a7b3396;p=pandora-kernel.git

Btrfs: don't use global block reservation for inode cache truncation

It is very likely that there are lots of subvolumes/snapshots in the filesystem,
so if we use global block reservation to do inode cache truncation, we may hog
all the free space that is reserved in global rsv. So it is better that we do
the free space reservation for inode cache truncation by ourselves.

Cc: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
---

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