Re: [PATCH 5/6][v4]: perf: Create a sysfs entry for Power eventformat

From: Sukadev Bhattiprolu
Date: Tue Feb 26 2013 - 15:06:31 EST

Michael Ellerman [michael@xxxxxxxxxxxxxx] wrote:
| On Tue, Jan 22, 2013 at 10:26:13PM -0800, Sukadev Bhattiprolu wrote:
| >
| > [PATCH 5/6][v4]: perf: Create a sysfs entry for Power event format
| >
| > Create a sysfs entry, '/sys/bus/event_source/devices/cpu/format/event'
| > which describes the format of a POWER cpu.
| Did this patch go upstream? I don't see it.

Hmm, patches 1..4,6 are in linux-tip and Arnaldo's trees but patch 5 is
in neither.

| If not, please don't merge it.
| > The format of the event is the same for all POWER cpus at least in
| > (Power6, Power7), so bulk of this change is common in the code common
| > to POWER cpus.
| No. The event format is different on most POWER cpus, in particular it
| is different on Power6 and Power7, and will be different again on
| Power8.

Sigh. The port of this patchset to Power6 has not started yet.

But this patchset does work on Power7 correct ?

If so, and we figure out what happened to patch 5, can we add a patch to
to move the format code to power7-pmu.c ?


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