On Tue, Sep 08, 2020 at 08:13:29AM +0000, Haibo Xu wrote:
> Since the current kernel patches haven't enabled the
> userspace irqchip support, this patch is not verified yet!
>
> Signed-off-by: Haibo Xu <haibo...@linaro.org>
> ---
> linux-headers/linux/kvm.h | 1 +
> target/arm/kvm.c | 5 +++++
> 2 files changed, 6 insertions(+)
>
> diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h
> index 8840cbb01c..35ef0ae842 100644
> --- a/linux-headers/linux/kvm.h
> +++ b/linux-headers/linux/kvm.h
> @@ -1672,6 +1672,7 @@ struct kvm_assigned_msix_entry {
> #define KVM_ARM_DEV_EL1_VTIMER (1 << 0)
> #define KVM_ARM_DEV_EL1_PTIMER (1 << 1)
> #define KVM_ARM_DEV_PMU (1 << 2)
> +#define KVM_ARM_DEV_SPE (1 << 3)
kernel header changes should be separate patches
>
> struct kvm_hyperv_eventfd {
> __u32 conn_id;
> diff --git a/target/arm/kvm.c b/target/arm/kvm.c
> index 58f991e890..7950ff1d83 100644
> --- a/target/arm/kvm.c
> +++ b/target/arm/kvm.c
> @@ -820,6 +820,11 @@ MemTxAttrs kvm_arch_post_run(CPUState *cs, struct
> kvm_run *run)
> switched_level &= ~KVM_ARM_DEV_PMU;
> }
>
> + if (switched_level & KVM_ARM_DEV_SPE) {
> + qemu_set_irq(cpu->spe_interrupt,
> + !!(run->s.regs.device_irq_level & KVM_ARM_DEV_SPE));
> + switched_level &= ~KVM_ARM_DEV_SPE;
> + }
> if (switched_level) {
> qemu_log_mask(LOG_UNIMP, "%s: unhandled in-kernel device IRQ
> %x\n",
> __func__, switched_level);
> --
> 2.17.1
>
Otherwise
Reviewed-by: Andrew Jones <drjo...@redhat.com>
