Mailing List Archive

# HG changeset patch
# User Keir Fraser <keir@xen.org>
# Date 1292955046 0
# Node ID 2f4b4521ff73c79722df74ff203be0aae9624fdc
# Parent b5418c045d029e8bf5eadfd4e1ef0b1822da7186
EPT/VT-d: disable page sharing by default.

Currently sharing these page tables causes a hang on boot on some
hardware. Disable by default until this is resolved.

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
---
xen/drivers/passthrough/vtd/iommu.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)

diff -r b5418c045d02 -r 2f4b4521ff73 xen/drivers/passthrough/vtd/iommu.c
--- a/xen/drivers/passthrough/vtd/iommu.c Tue Dec 21 18:09:34 2010 +0000
+++ b/xen/drivers/passthrough/vtd/iommu.c Tue Dec 21 18:10:46 2010 +0000
@@ -45,7 +45,7 @@
#define nr_ioapics iosapic_get_nr_iosapics()
#endif

-static int sharept = 1;
+static int sharept = 0;
boolean_param("sharept", sharept);

int nr_iommus;

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