From: Joerg Roedel <joerg.roedel@amd.com>
Date: Thu, 22 Dec 2011 13:51:53 +0000 (+0100)
Subject: iommu/amd: Set IOTLB invalidation timeout
X-Git-Tag: v3.3-rc1~120^2~1^3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1456e9d2c4667a6e9221eda27b9648fb3bcc1e8e;p=pandora-kernel.git

iommu/amd: Set IOTLB invalidation timeout

To protect the command buffer from hanging when a device
does not respond to an IOTLB invalidation, set a timeout of
1s for outstanding IOTLB invalidations.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
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