From: Liu Bo <liubo2009@cn.fujitsu.com>
Date: Thu, 23 Feb 2012 15:49:04 +0000 (-0500)
Subject: Btrfs: increase the global block reserve estimates
X-Git-Tag: v3.3-rc5~9^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5500cdbe14d7435e04f66ff3cfb8ecd8b8e44ebf;p=pandora-kernel.git

Btrfs: increase the global block reserve estimates

When doing IO with large amounts of data fragmentation, the global block
reserve calulations are too low.  This increases them to avoid
ENOSPC crashes.

Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
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