Re: [Xen-devel] [PATCH] xen/apic: Update the comment for apic_id_mask

[Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>]

On 07/13/2016 03:56 AM, Wei, Jiangang wrote:
> On Thu, 2016-07-07 at 11:37 -0400, Boris Ostrovsky wrote:
>> On 07/07/2016 11:25 AM, Konrad Rzeszutek Wilk wrote:
>>> On Thu, Jul 07, 2016 at 11:28:18AM +0800, Wei Jiangang wrote:
>>>> verify_local_APIC() had been removed by
>>>> commit 4399c03c6780 ("x86/apic: Remove verify_local_APIC()"),
>>>> so apic_id_mask isn't used by it.
>> Is anyone actually using this field? It looks like 4399c03c6780 removed
>> the only user.
> Indeed, the field is useless.
> Maybe we can remove this field from the struct apic .
> what's your opinion?


Since noone seems to be using those I think it can be removed.

-boris


>
> Thanks,
> wei
>> -boris
>>
>>
>>> CC-ing the proper maintainers.
>>>> Signed-off-by: Wei Jiangang <weijg.fnst@xxxxxxxxxxxxxx>
>>>> ---
>>>>  arch/x86/xen/apic.c | 2 +-
>>>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>>>
>>>> diff --git a/arch/x86/xen/apic.c b/arch/x86/xen/apic.c
>>>> index db52a7fafcc2..9cbb1f48381b 100644
>>>> --- a/arch/x86/xen/apic.c
>>>> +++ b/arch/x86/xen/apic.c
>>>> @@ -177,7 +177,7 @@ static struct apic xen_pv_apic = {
>>>>  
>>>>    .get_apic_id                    = xen_get_apic_id,
>>>>    .set_apic_id                    = xen_set_apic_id, /* Can be NULL on 
>>>> 32-bit. */
>>>> -  .apic_id_mask                   = 0xFF << 24, /* Used by 
>>>> verify_local_APIC. Match with what xen_get_apic_id does. */
>>>> +  .apic_id_mask                   = 0xFF << 24, /* Match with what 
>>>> xen_get_apic_id does. */
>>>>  
>>>>    .cpu_mask_to_apicid_and         = flat_cpu_mask_to_apicid_and,
>>>>  
>>>> -- 
>>>> 1.9.3
>>>>
>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> Xen-devel mailing list
>>>> Xen-devel@xxxxxxxxxxxxx
>>>> https://lists.xen.org/xen-devel
>>
>>
>>
>
>


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