Re: [Qemu-devel] [PATCH v2 12/19] target/s390x: set cpu->id for linux user when realizing

[Matthew Rosato <mjrosato@linux.vnet.ibm.com>]

On 09/04/2017 11:43 AM, David Hildenbrand wrote:
> scc->next_cpu_id is updated when realizing. Setting it just before that
> point looks cleaner.
> 
> Signed-off-by: David Hildenbrand <david@redhat.com>

Reviewed-by: Matthew Rosato <mjrosato@linux.vnet.ibm.com>

> ---
>  target/s390x/cpu.c | 11 ++++-------
>  1 file changed, 4 insertions(+), 7 deletions(-)
> 
> diff --git a/target/s390x/cpu.c b/target/s390x/cpu.c
> index 74b3e4fd0d..5f9315fb16 100644
> --- a/target/s390x/cpu.c
> +++ b/target/s390x/cpu.c
> @@ -194,7 +194,11 @@ static void s390_cpu_realizefn(DeviceState *dev, Error **errp)
>                     ", max allowed: %d", cpu->id, max_cpus - 1);
>          goto out;
>      }
> +#else
> +    /* implicitly set for linux-user only */
> +    cpu->id = scc->next_cpu_id;
>  #endif
> +
>      if (cpu_exists(cpu->id)) {
>          error_setg(&err, "Unable to add CPU: %" PRIi64
>                     ", it already exists", cpu->id);
> @@ -306,13 +310,6 @@ static void s390_cpu_initfn(Object *obj)
>          inited = true;
>          s390x_translate_init();
>      }
> -
> -#if defined(CONFIG_USER_ONLY)
> -    {
> -        S390CPUClass *scc = S390_CPU_GET_CLASS(obj);
> -        cpu->id = scc->next_cpu_id;
> -    }
> -#endif
>  }
> 
>  static void s390_cpu_finalize(Object *obj)
>