[PATCH] Intel Sandy Bridge support for hwpmc

Attilio Rao attilio at freebsd.org
Sun Nov 13 21:01:00 UTC 2011


2011/11/13 Davide Italiano <davide.italiano at gmail.com>:
> On Sun, Nov 13, 2011 at 9:56 PM, Attilio Rao <attilio at freebsd.org> wrote:
>> 2011/11/13 Davide Italiano <davide.italiano at gmail.com>:
>>> On Sun, Nov 13, 2011 at 9:52 PM, Davide Italiano
>>> <davide.italiano at gmail.com> wrote:
>>>> Good evening folks.
>>>> During last days I've written a patch to add sandy bridge support to
>>>> hwpmc. Until now, the most recent Intel processor microarchitecture
>>>> supported was Westmere.
>>>> Testing is appreciated, in order to see if there's something that have
>>>> to be fixed.
>>>> You can find the diff here: http://davit.altervista.rg/hwpmc_sandy_bridge.diff
>>>>
>>>> I'd like to thanks a lot attilio@ that helped me to fix a bug and gnn@
>>>> and fabient@ for the useful suggestions.
>>>>
>>>> Best
>>>>
>>>> Davide
>>>>
>>>
>>> Sorry, bad link. It should be:
>>> http://davit.altervista.org/hwpmc_sandy_bridge.diff
>>
>> Ci sono un po di cose da pulire, ma quello posso farlo io.
>>
>> Mi dici come riprodurre il deadlock con THREAD_P?
>>
>> Attilio
>>
>>
>> --
>> Peace can only be achieved by understanding - A. Einstein
>>
>
> pmcstat -SCPU_CLK_UNHALTED.THREAD_P dovrebbe andare.
> (facendo partire pmcstat non in system-mode, ad esempio
> pmcstat -pCPU_CLK_UNHALTED.THREAD_P ls , non va in deadlock.

In pratica tu hai visto che cercando di andare con ctrl+c non termina?

Attilio


-- 
Peace can only be achieved by understanding - A. Einstein


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