Btrfs: increase the global block reserve estimates
authorLiu Bo <liubo2009@cn.fujitsu.com>
Thu, 23 Feb 2012 15:49:04 +0000 (10:49 -0500)
committerChris Mason <chris.mason@oracle.com>
Thu, 23 Feb 2012 15:49:04 +0000 (10:49 -0500)
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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