From: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Date: Tue, 29 Jul 2008 04:38:53 +0000 (+0900)
Subject: generic, x86: fix add iommu_num_pages helper function
X-Git-Tag: v2.6.27-rc2~112^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8978b74253280d59e97cf49a3ec2c0cbccd5b801;p=pandora-kernel.git

generic, x86: fix add iommu_num_pages helper function

This IOMMU helper function doesn't work for some architectures:

  http://marc.info/?l=linux-kernel&m=121699304403202&w=2

It also breaks POWER and SPARC builds:

  http://marc.info/?l=linux-kernel&m=121730388001890&w=2

Currently, only x86 IOMMUs use this so let's move it to x86 for
now.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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