Re: [PATCH v2 2/9] target/arm: Move setting of CPU halted state to generic code

[David Gibson <david@gibson.dropbear.id.au>]

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On Wed, Jul 22, 2020 at 12:50:09AM -0300, Thiago Jung Bauermann wrote:
> This change is in a separate patch because it's not so obvious that it
> won't cause a regression.
> 
> Suggested-by: Eduardo Habkost <ehabkost@redhat.com>
> Signed-off-by: Thiago Jung Bauermann <bauerman@linux.ibm.com>

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

> ---
>  hw/core/cpu.c    | 2 +-
>  target/arm/cpu.c | 1 -
>  2 files changed, 1 insertion(+), 2 deletions(-)
> 
> NB: I was only able to test that this patch builds. I wasn't able to
> run it on an ARM machine. I did on a ppc64le pseries KVM guest.
> 
> diff --git a/hw/core/cpu.c b/hw/core/cpu.c
> index 594441a150..71bb7859f1 100644
> --- a/hw/core/cpu.c
> +++ b/hw/core/cpu.c
> @@ -258,7 +258,7 @@ static void cpu_common_reset(DeviceState *dev)
>      }
>  
>      cpu->interrupt_request = 0;
> -    cpu->halted = 0;
> +    cpu->halted = cpu->start_powered_off;
>      cpu->mem_io_pc = 0;
>      cpu->icount_extra = 0;
>      atomic_set(&cpu->icount_decr_ptr->u32, 0);
> diff --git a/target/arm/cpu.c b/target/arm/cpu.c
> index ec65c7653f..b6c65e4df6 100644
> --- a/target/arm/cpu.c
> +++ b/target/arm/cpu.c
> @@ -175,7 +175,6 @@ static void arm_cpu_reset(DeviceState *dev)
>      env->vfp.xregs[ARM_VFP_MVFR2] = cpu->isar.mvfr2;
>  
>      cpu->power_state = s->start_powered_off ? PSCI_OFF : PSCI_ON;
> -    s->halted = s->start_powered_off;
>  
>      if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
>          env->iwmmxt.cregs[ARM_IWMMXT_wCID] = 0x69051000 | 'Q';
> 

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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