From: Jon Tollefson <kniht@us.ibm.com>
Date: Thu, 16 Oct 2008 18:59:43 +0000 (+0000)
Subject: powerpc/numa: Make memory reserve code more robust
X-Git-Tag: v2.6.28-rc1~58^2~23
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e81703724a966120ace6504c993bda9e084cbf3e;p=pandora-kernel.git

powerpc/numa: Make memory reserve code more robust

Adjust amount to reserve based on previous nodes for reserves spanning
multiple nodes. Check if the node active range is empty before attempting
to pass the reserve to bootmem.  In practice the range shouldn't be empty,
but to be sure we check.

Signed-off-by: Jon Tollefson <kniht@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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