On 09/28/2018 12:17 PM, Ravi Bangoria wrote:
> Hi Thomas,
> 
> On 09/28/2018 03:32 PM, Thomas-Mich Richter wrote:
>> I can rework the patch to use the is_supported() member function. The
>> down side is that the test does not show up in the list of executed tests 
>> anymore,
>> unless some debug output is enabled:
> 
> Which should be fine because s390 is doing that in all breakpoint related 
> tests.
> But more important thing to suggest .is_supported field is, this patch has a
> regression on x86:
> 
> Before:
>   $ sudo ./perf test 22
>   22: Watchpoint                                            :
>   22.1: Read Only Watchpoint                                : Skip
>   22.2: Write Only Watchpoint                               : Ok
>   22.3: Read / Write Watchpoint                             : Ok
>   22.4: Modify Watchpoint                                   : Ok
> 
> After:
>   $ git apply 1.patch
>   $ make
>   $ sudo ./perf test 22
>   22: Watchpoint                                            :
>   22.1: Read Only Watchpoint                                : Skip
>   22.2: Write Only Watchpoint                               : Skip
>   22.3: Read / Write Watchpoint                             : Skip
>   22.4: Modify Watchpoint                                   : Skip
> 
> Intel hw does not support read only watchpoitns. If you use skip_if_fail=true,
> all subsequent testcases are skipped as well.
> 
> Thanks,
> Ravi
> 

Ahhh  ....  thanks a lot for the hint, will post version 3.

-- 
Thomas Richter, Dept 3303, IBM s390 Linux Development, Boeblingen, Germany
--
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