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

["Wei, Jiangang" <weijg.fnst@xxxxxxxxxxxxxx>]

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?

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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