From 988ad74ff6107d9a490ee193e41251e27d37c95f Mon Sep 17 00:00:00 2001 From: Avi Kivity Date: Mon, 12 Feb 2007 00:54:36 -0800 Subject: [PATCH] [PATCH] kvm: vmx: handle triple faults by returning EXIT_REASON_SHUTDOWN to userspace Just like svm. Signed-off-by: Avi Kivity Cc: Ingo Molnar Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/kvm/vmx.c | 6 ++++++ drivers/kvm/vmx.h | 1 + 2 files changed, 7 insertions(+) diff --git a/drivers/kvm/vmx.c b/drivers/kvm/vmx.c index 5cc1a6ec0174..e152caa9d9f9 100644 --- a/drivers/kvm/vmx.c +++ b/drivers/kvm/vmx.c @@ -1375,6 +1375,11 @@ static int handle_external_interrupt(struct kvm_vcpu *vcpu, return 1; } +static int handle_triple_fault(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run) +{ + kvm_run->exit_reason = KVM_EXIT_SHUTDOWN; + return 0; +} static int get_io_count(struct kvm_vcpu *vcpu, u64 *count) { @@ -1635,6 +1640,7 @@ static int (*kvm_vmx_exit_handlers[])(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run) = { [EXIT_REASON_EXCEPTION_NMI] = handle_exception, [EXIT_REASON_EXTERNAL_INTERRUPT] = handle_external_interrupt, + [EXIT_REASON_TRIPLE_FAULT] = handle_triple_fault, [EXIT_REASON_IO_INSTRUCTION] = handle_io, [EXIT_REASON_CR_ACCESS] = handle_cr, [EXIT_REASON_DR_ACCESS] = handle_dr, diff --git a/drivers/kvm/vmx.h b/drivers/kvm/vmx.h index 4c0ab151836a..d0dc93df411b 100644 --- a/drivers/kvm/vmx.h +++ b/drivers/kvm/vmx.h @@ -180,6 +180,7 @@ enum vmcs_field { #define EXIT_REASON_EXCEPTION_NMI 0 #define EXIT_REASON_EXTERNAL_INTERRUPT 1 +#define EXIT_REASON_TRIPLE_FAULT 2 #define EXIT_REASON_PENDING_INTERRUPT 7 -- 2.20.1