Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 20.12.16 at 06:37, <kevin.tian@xxxxxxxxx> wrote:
>>  From: Xuquan (Quan Xu) [mailto:xuquan8@xxxxxxxxxx]
>> Sent: Friday, December 16, 2016 5:40 PM
>> -        if (pt_vector != -1)
>> -            vmx_set_eoi_exit_bitmap(v, pt_vector);
>> +        if ( pt_vector != -1 ) {
>> +            if ( intack.vector > pt_vector )
>> +                vmx_set_eoi_exit_bitmap(v, intack.vector);
>> +            else
>> +                vmx_set_eoi_exit_bitmap(v, pt_vector);
>> +        }
> 
> Above can be simplified as one line change:
>       if ( pt_vector != -1 )
>               vmx_set_eoi_exit_bitmap(v, intack.vector);

Hmm, I don't understand. Did you mean to use max() here? Or
else how is this an equivalent of the originally proposed code?

Jan


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