From: Alex Williamson <alex.williamson@redhat.com>
Date: Sat, 4 Aug 2012 18:08:55 +0000 (-0600)
Subject: iommu/intel: Fix ACS path checking
X-Git-Tag: v3.6-rc2~26^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a4ff1fc2ccbd81e83ac51ea44570caa361c666af;p=pandora-kernel.git

iommu/intel: Fix ACS path checking

SR-IOV can create buses without a bridge.  There may be other cases
where this happens as well.  In these cases skip to the parent bus
and continue testing devices there.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Tested-by: David Ahern <dsahern@gmail.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
---

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