Re: [PATCH v6 05/13] KVM: s390: use pending_irqs_no_gisa() where appropriate

Halil Pasic
2019-01-28T15:54:54Z

On Thu, 24 Jan 2019 13:59:31 +0100
Michael Mueller <mimu@linux.ibm.com> wrote:

> Interruption types that are not represented in GISA shall
> use pending_irqs_no_gisa() to test pending interruptions.
>
> Signed-off-by: Michael Mueller <mimu@linux.ibm.com>
> Reviewed-by: Cornelia Huck <cohuck@redhat.com>
> Reviewed-by: Pierre Morel <pmorel@linux.ibm.com>

I guess this is just a tiny optimization.

Reviewed-by: Halil Pasic <pasic@linux.ibm.com>

> ---
> arch/s390/kvm/interrupt.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
> index 005dbe7252e7..cb48736867ed 100644
> --- a/arch/s390/kvm/interrupt.c
> +++ b/arch/s390/kvm/interrupt.c
> @@ -353,7 +353,7 @@ static void set_intercept_indicators_io(struct kvm_vcpu *vcpu)
>
> static void set_intercept_indicators_ext(struct kvm_vcpu *vcpu)
> {
> - if (!(pending_irqs(vcpu) & IRQ_PEND_EXT_MASK))
> + if (!(pending_irqs_no_gisa(vcpu) & IRQ_PEND_EXT_MASK))
> return;
> if (psw_extint_disabled(vcpu))
> kvm_s390_set_cpuflags(vcpu, CPUSTAT_EXT_INT);
> @@ -363,7 +363,7 @@ static void set_intercept_indicators_ext(struct kvm_vcpu *vcpu)
>
> static void set_intercept_indicators_mchk(struct kvm_vcpu *vcpu)
> {
> - if (!(pending_irqs(vcpu) & IRQ_PEND_MCHK_MASK))
> + if (!(pending_irqs_no_gisa(vcpu) & IRQ_PEND_MCHK_MASK))
> return;
> if (psw_mchk_disabled(vcpu))
> vcpu->arch.sie_block->ictl |= ICTL_LPSW;