[PATCH v5 1/2] arm64: perf: Add support caps in sysfs
Will Deacon
will at kernel.org
Tue Jul 21 08:07:24 EDT 2020
On Tue, 21 Jul 2020 18:49:32 +0800, Shaokun Zhang wrote:
> ARMv8.4-PMU introduces the PMMIR_EL1 registers and some new PMU events,
> like STALL_SLOT etc, are related to it. Let's add a caps directory to
> /sys/bus/event_source/devices/armv8_pmuv3_0/ and support slots from
> PMMIR_EL1 registers in this entry. The user programs can get the slots
> from sysfs directly.
Applied to will (for-next/perf), thanks!
(Please note that I only applied the second patch)
[2/2] arm64: perf: Expose some new events via sysfs
https://git.kernel.org/will/c/55fdc1f44cd6
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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