Only allow enabling or disabling all the emulated devices inside of Xen,
right now Xen doesn't support enabling specific emulated devices only.
Signed-off-by: Roger Pau Monné <roger....@citrix.com>
Cc: Jan Beulich <jbeul...@suse.com>
Cc: Andrew Cooper <andrew.coop...@citrix.com>
---
xen/arch/x86/domain.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/xen/arch/x86/domain.c b/xen/arch/x86/domain.c
index d684f49..bdaf646 100644
--- a/xen/arch/x86/domain.c
+++ b/xen/arch/x86/domain.c
@@ -555,7 +555,8 @@ int arch_domain_create(struct domain *d, unsigned int
domcr_flags,
{
emulation_mask = (EMU_LAPIC | EMU_HPET | EMU_PMTIMER | EMU_RTC |
EMU_IOAPIC | EMU_PIC | EMU_PMU | EMU_VGA |
EMU_IOMMU);
- if ( (config->emulation_flags & emulation_mask) != emulation_mask )
+ if ( (config->emulation_flags & emulation_mask) != emulation_mask &&
+ (config->emulation_flags & emulation_mask) != 0 )
{
printk(XENLOG_G_ERR "Xen does not allow HVM creation with the "
"current selection of emulators: 0x%x.\n",
--
1.9.5 (Apple Git-50.3)
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