Enabling posted interrupts requires the virtual interrupt delivery feature,
which is disabled for PVH guests, so make sure posted interrupts are also
disabled or else vmlaunch will fail.
Signed-off-by: Roger Pau Monné <roger....@citrix.com>
Reported-and-Tested-by: Lars Eggert <l...@netapp.com>
Acked-by: Kevin Tian <kevin.t...@intel.com>
Cc: Jun Nakajima <jun.nakaj...@intel.com>
Cc: Eddie Dong <eddie.d...@intel.com>
Cc: Kevin Tian <kevin.t...@intel.com>
Cc: Jan Beulich <jbeul...@suse.com>
Cc: Andrew Cooper <andrew.coop...@citrix.com>
---
xen/arch/x86/hvm/vmx/vmcs.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/xen/arch/x86/hvm/vmx/vmcs.c b/xen/arch/x86/hvm/vmx/vmcs.c
index a714549..9827a8e 100644
--- a/xen/arch/x86/hvm/vmx/vmcs.c
+++ b/xen/arch/x86/hvm/vmx/vmcs.c
@@ -980,6 +980,10 @@ static int construct_vmcs(struct vcpu *v)
v->arch.hvm_vmx.secondary_exec_control &=
~SECONDARY_EXEC_UNRESTRICTED_GUEST;
+ /* Disable posted interrupts */
+ __vmwrite(PIN_BASED_VM_EXEC_CONTROL,
+ vmx_pin_based_exec_control & ~PIN_BASED_POSTED_INTERRUPT);
+
/* Start in 64-bit mode. PVH 32bitfixme. */
vmentry_ctl |= VM_ENTRY_IA32E_MODE; /* GUEST_EFER.LME/LMA
ignored */
--
1.9.5 (Apple Git-50.3)
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