Message ID | 20200414071414.45636-1-ubizjak@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | KVM: VMX: Enable machine check support for 32bit targets | expand |
On 14/04/20 09:14, Uros Bizjak wrote: > There is no reason to limit the use of do_machine_check > to 64bit targets. MCE handling works for both target familes. > > Cc: Paolo Bonzini <pbonzini@redhat.com> > Cc: Sean Christopherson <sean.j.christopherson@intel.com> > Cc: stable@vger.kernel.org > Fixes: a0861c02a981 ("KVM: Add VT-x machine check support") > Signed-off-by: Uros Bizjak <ubizjak@gmail.com> > --- > arch/x86/kvm/vmx/vmx.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c > index 8959514eaf0f..01330096ff3e 100644 > --- a/arch/x86/kvm/vmx/vmx.c > +++ b/arch/x86/kvm/vmx/vmx.c > @@ -4572,7 +4572,7 @@ static int handle_rmode_exception(struct kvm_vcpu *vcpu, > */ > static void kvm_machine_check(void) > { > -#if defined(CONFIG_X86_MCE) && defined(CONFIG_X86_64) > +#if defined(CONFIG_X86_MCE) > struct pt_regs regs = { > .cs = 3, /* Fake ring 3 no matter what the guest ran on */ > .flags = X86_EFLAGS_IF, > Queued, thanks. Paolo
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index 8959514eaf0f..01330096ff3e 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -4572,7 +4572,7 @@ static int handle_rmode_exception(struct kvm_vcpu *vcpu, */ static void kvm_machine_check(void) { -#if defined(CONFIG_X86_MCE) && defined(CONFIG_X86_64) +#if defined(CONFIG_X86_MCE) struct pt_regs regs = { .cs = 3, /* Fake ring 3 no matter what the guest ran on */ .flags = X86_EFLAGS_IF,
There is no reason to limit the use of do_machine_check to 64bit targets. MCE handling works for both target familes. Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Sean Christopherson <sean.j.christopherson@intel.com> Cc: stable@vger.kernel.org Fixes: a0861c02a981 ("KVM: Add VT-x machine check support") Signed-off-by: Uros Bizjak <ubizjak@gmail.com> --- arch/x86/kvm/vmx/vmx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)