vt-d: do not enable VT-d on acpi=off
authorKeir Fraser <keir.fraser@citrix.com>
Mon, 19 Oct 2009 09:57:58 +0000 (10:57 +0100)
committerKeir Fraser <keir.fraser@citrix.com>
Mon, 19 Oct 2009 09:57:58 +0000 (10:57 +0100)
commit980aa0a42fe6581c47b4efbacfad7966de5098f7
treeeb66837e4cc93f5231b589e2dee6aa3ba0a9c995
parent89329d832aed85f2324efa018b6f9124a813da80
vt-d: do not enable VT-d on acpi=off

This reverts changeset 20323: 2370e16ab6d3 and adds a small
check to iommu_setup() which should more correctly cover all cases.

Signed-off-by: Dexuan Cui <dexuan.cui@intel.com>
xen/drivers/passthrough/iommu.c
xen/drivers/passthrough/vtd/intremap.c
xen/drivers/passthrough/vtd/iommu.c