From: Andi Kleen <ak@suse.de>
Date: Fri, 7 Apr 2006 17:49:15 +0000 (+0200)
Subject: [PATCH] x86_64: Support memory hotadd without sparsemem
X-Git-Tag: v2.6.17-rc2~326
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9d99aaa31f5994d1923c3713ce9144c4c42332e1;p=pandora-kernel.git

[PATCH] x86_64: Support memory hotadd without sparsemem

Memory hotadd doesn't need SPARSEMEM, but can be handled by just preallocating
mem_maps. This only needs some untangling of ifdefs to enable the necessary
code even without SPARSEMEM.

Originally from Keith Mannthey, hacked by AK.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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