[Xen-devel] [PATCH 06/10] VMX: handle PML buffer full VMEXIT

[Kai Huang <kai.huang@xxxxxxxxxxxxxxx>]

We need to flush PML buffer when it's full.

Signed-off-by: Kai Huang <kai.huang@xxxxxxxxxxxxxxx>
---
 xen/arch/x86/hvm/vmx/vmx.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/xen/arch/x86/hvm/vmx/vmx.c b/xen/arch/x86/hvm/vmx/vmx.c
index e1c55ce..453bcc5 100644
--- a/xen/arch/x86/hvm/vmx/vmx.c
+++ b/xen/arch/x86/hvm/vmx/vmx.c
@@ -3171,6 +3171,10 @@ void vmx_vmexit_handler(struct cpu_user_regs *regs)
         vmx_handle_apic_write();
         break;
 
+    case EXIT_REASON_PML_FULL:
+        vmx_vcpu_flush_pml_buffer(v);
+        break;
+
     case EXIT_REASON_ACCESS_GDTR_OR_IDTR:
     case EXIT_REASON_ACCESS_LDTR_OR_TR:
     case EXIT_REASON_VMX_PREEMPTION_TIMER_EXPIRED:
-- 
2.1.0


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