* [PATCH 1/1 V2] clear leftmost bit when exit failure is vm entry type
@ 2010-04-20 2:19 Manish Regmi
0 siblings, 0 replies; only message in thread
From: Manish Regmi @ 2010-04-20 2:19 UTC (permalink / raw)
To: kvm; +Cc: avi
hi,
When the vm exit reason is VM Entry failures it has leftmost bit set.
This patch
- clears the leftmost bit when copying to vmx->exit_reason. This will make the checks like
if ((vmx->exit_reason == EXIT_REASON_MCE_DURING_VMENTRY) valid in vmx_complete_interrupts.
Signed-off-by: Manish Regmi <regmi.manish@gmail.com>
--------
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 0b896ac..e0ca917 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -3642,7 +3642,7 @@ static void vmx_complete_interrupts(struct vcpu_vmx *vmx)
exit_intr_info = vmcs_read32(VM_EXIT_INTR_INFO);
- vmx->exit_reason = vmcs_read32(VM_EXIT_REASON);
+ vmx->exit_reason = vmcs_read32(VM_EXIT_REASON) & ~VMX_EXIT_REASONS_FAILED_VMENTRY;
/* Handle machine checks before interrupts are enabled */
if ((vmx->exit_reason == EXIT_REASON_MCE_DURING_VMENTRY)
regards
Manish Regmi
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