[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



More information about the linux-arm-kernel mailing list