Re: [PATCH] perf/arm-cmn: Set PMU device parent

From: Will Deacon
Date: Wed Apr 10 2024 - 12:00:08 EST


On Tue, 09 Apr 2024 18:15:17 +0100, Robin Murphy wrote:
> Now that perf supports giving the PMU device a parent, we can use our
> platform device to make the relationship between CMN instances and PMU
> IDs trivially discoverable, from either nominal direction:
>
> root@crazy-taxi:~# ls /sys/devices/platform/ARMHC600:00 | grep cmn
> arm_cmn_0
> root@crazy-taxi:~# realpath /sys/bus/event_source/devices/arm_cmn_0/..
> /sys/devices/platform/ARMHC600:00
>
> [...]

Applied to will (for-next/perf), thanks!

[1/1] perf/arm-cmn: Set PMU device parent
https://git.kernel.org/will/c/8f9f5041c646

Cheers,
--
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev