From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: Tue, 6 Jul 2010 22:39:18 +0000 (-0700)
Subject: memblock: Make memblock_alloc_try_nid() fallback to MEMBLOCK_ALLOC_ANYWHERE
X-Git-Tag: v2.6.37-rc1~183^2~42
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=918fe8d60331f679519ab8239a7232272126da9e;p=pandora-kernel.git

memblock: Make memblock_alloc_try_nid() fallback to MEMBLOCK_ALLOC_ANYWHERE

memblock_alloc_nid() used to fallback to allocating anywhere by using
memblock_alloc() as a fallback.

However, some of my previous patches limit memblock_alloc() to the region
covered by MEMBLOCK_ALLOC_ACCESSIBLE which is not quite what we want
for memblock_alloc_try_nid().

So we fix it by explicitely using MEMBLOCK_ALLOC_ANYWHERE.

Not that so far only sparc uses memblock_alloc_nid() and it hasn't been updated
to clamp the accessible zone yet. Thus the temporary "breakage" should have
no effect.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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