From: Joerg Roedel <joerg.roedel@amd.com>
Date: Fri, 5 Sep 2008 12:29:07 +0000 (+0200)
Subject: AMD IOMMU: add event buffer allocation
X-Git-Tag: v2.6.28-rc1~712^2^4~31
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=335503e57b6b8de04cec5d27eb2c3d09ff98905b;p=pandora-kernel.git

AMD IOMMU: add event buffer allocation

This patch adds the allocation of a event buffer for each AMD IOMMU in
the system. The hardware will log events like device page faults or
other errors to this buffer once this is enabled.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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