Messages in this thread | | | Subject | Re: [PATCH v2 6/6] perf tool: Parse general/raw events from sysfs | From | Peter Zijlstra <> | Date | Mon, 08 Aug 2011 11:03:27 +0200 |
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On Mon, 2011-08-08 at 16:57 +0800, Lin Ming wrote: > On Mon, 2011-08-08 at 16:48 +0800, Peter Zijlstra wrote: > > On Mon, 2011-08-08 at 09:08 +0800, Lin Ming wrote: > > > > > > We only need to register one pmu with two same graphics cards. > > > Then we can overload pid argument of sys_perf_event_open() to > > > differentiate each instance of graphic card. > > > > > > Just like perf cgroup does. > > > > I don't like that much at all.. For one it will make it impossible to > > put the pmu device in the right sysfs topology. > > So do you prefer adding a number to gpu name, as Stephane mentioned?
Not quite having read back that far (reading my email in date-reverse manner this morning), yeah. That allows links from /sys/bus/pci/... back to the pmu device.
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