[PATCH 0/8] perf: arm: Make PMUv3 driver available for aarch32

Florian Fainelli f.fainelli at gmail.com
Wed Feb 8 16:15:51 PST 2023


On 2/8/23 08:40, Marc Zyngier wrote:
> On Thu, 26 Jan 2023 20:44:36 +0000,
> Zaid Al-Bassam <zalbassam at google.com> wrote:
>>
>> Currently, PMUv3 driver is only available for ARMv8 aarch64
>> platforms, ARMv8 running in aarch32 mode dont have access to
>> the driver. This is, especially, a problem for ARMv8 platforms
>> that only have aarch32 support, like the Cortex-A32.
> 
> FWIW, I've pushed out my own interpretation of this series to [1],
> including the changes I suggested. The results seems to correctly work
> in a 32bit guest on a 64bit host, which is what I (used to) care
> about.
> 
> Feel free to pick it up.

Tested-by: Florian Fainelli <f.fainelli at gmail.com>

Thanks!
-- 
Florian




More information about the linux-arm-kernel mailing list