Re: [Xen-devel] [RFC 6/8] Revert "xen/arm: warn the user that we cannot route SPIs to Dom0 on ACPI"

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

On Tue, 7 Jun 2016, Julien Grall wrote:
> This reverts commit f91c84edebe67296e4051af055dbf0adafb13a37. SPI
> routing for ACPI support will be added in a follow-up patch.
> 
> Signed-off-by: Julien Grall <julien.grall@xxxxxxx>

Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>


>  xen/arch/arm/vgic.c | 15 ---------------
>  1 file changed, 15 deletions(-)
> 
> diff --git a/xen/arch/arm/vgic.c b/xen/arch/arm/vgic.c
> index 413ff16..ee35683 100644
> --- a/xen/arch/arm/vgic.c
> +++ b/xen/arch/arm/vgic.c
> @@ -25,8 +25,6 @@
>  #include <xen/irq.h>
>  #include <xen/sched.h>
>  #include <xen/perfc.h>
> -#include <xen/iocap.h>
> -#include <xen/acpi.h>
>  
>  #include <asm/current.h>
>  
> @@ -344,22 +342,9 @@ void vgic_enable_irqs(struct vcpu *v, uint32_t r, int n)
>      unsigned long flags;
>      int i = 0;
>      struct vcpu *v_target;
> -    struct domain *d = v->domain;
>  
>      while ( (i = find_next_bit(&mask, 32, i)) < 32 ) {
>          irq = i + (32 * n);
> -        /* Set the irq type and route it to guest only for SPI and Dom0 */
> -        if( irq_access_permitted(d, irq) && is_hardware_domain(d) &&
> -            ( irq >= 32 ) && ( !acpi_disabled ) )
> -        {
> -            static int log_once = 0;
> -            if ( !log_once )
> -            {
> -                gprintk(XENLOG_WARNING, "Routing SPIs to Dom0 on ACPI 
> systems is unimplemented.\n");
> -                log_once++;
> -            }
> -        }
> -
>          v_target = __vgic_get_target_vcpu(v, irq);
>          p = irq_to_pending(v_target, irq);
>          set_bit(GIC_IRQ_GUEST_ENABLED, &p->status);
> -- 
> 1.9.1
> 

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