From: Chris Mason <chris.mason@oracle.com>
Date: Fri, 3 Jun 2011 05:26:53 +0000 (-0400)
Subject: Btrfs: make sure we don't overflow the free space cache crc page
X-Git-Tag: v3.0-rc2~5^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=211f96c24f117fcc6e9e2431e40d92f4de22625e;p=pandora-kernel.git

Btrfs: make sure we don't overflow the free space cache crc page

The free space cache uses only one page for crcs right now,
which means we can't have a cache file bigger than the
crcs we can fit in the first page.  This adds a check to
enforce that restriction.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
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