From: Daniel Kiper <dkiper@net-space.pl>
Date: Wed, 25 May 2011 00:12:51 +0000 (-0700)
Subject: mm: add SECTION_ALIGN_UP() and SECTION_ALIGN_DOWN() macro
X-Git-Tag: v3.0-rc1~218
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a539f3533b78e39a22723d6d3e1e11b6c14454d9;p=pandora-kernel.git

mm: add SECTION_ALIGN_UP() and SECTION_ALIGN_DOWN() macro

Add SECTION_ALIGN_UP() and SECTION_ALIGN_DOWN() macro which aligns given
pfn to upper section and lower section boundary accordingly.

Required for the latest memory hotplug support for the Xen balloon driver.

Signed-off-by: Daniel Kiper <dkiper@net-space.pl>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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