From: Joerg Roedel <joerg.roedel@amd.com>
Date: Tue, 8 Jul 2008 12:47:16 +0000 (+0200)
Subject: x86, AMD IOMMU: ignore detection of GART IOMMU
X-Git-Tag: v2.6.27-rc1~955^2~1^2~18
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=299a140dacaa514be5e567b5851c187c42ec38c4;p=pandora-kernel.git

x86, AMD IOMMU: ignore detection of GART IOMMU

One of the last IOMMU updates covered a bug in the AMD IOMMU code. The early
detection code does not succeed if the GART is already detected. This patch
fixes this.

Cc: Robert Richter <robert.richter@amd.com>
Cc: Bhavna Sarathy <Bhavna.Sarathy@amd.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: Joerg Roedel <joerg.roedel@amd.com>
Cc: Robert Richter <robert.richter@amd.com>
Cc: Bhavna Sarathy <Bhavna.Sarathy@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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