From: Weidong Han <weidong.han@intel.com>
Date: Mon, 8 Dec 2008 07:49:06 +0000 (+0800)
Subject: iommu coherency
X-Git-Tag: v2.6.29-rc1~522^2~25
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8e604097ddc483eb1e6e99564953e4e937fe439a;p=pandora-kernel.git

iommu coherency

In dmar_domain, more than one iommus may be included in iommu_bmp. Due to "Coherency" capability may be different across iommus, set this variable to indicate iommu access is coherent or not. Only when all related iommus in a dmar_domain are all coherent, iommu access of this domain is coherent.

Signed-off-by: Weidong Han <weidong.han@intel.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
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