[RFC PATCH v2 07/10] perf: RISC-V: Move T-Head PMU to CPU feature alternative framework

[Conor Dooley]

On Wed, Nov 22, 2023 at 07:43:09PM -0600, Samuel Holland wrote:

> PMU support is not required to boot, and it didn't really work correctly anyway
> until OpenSBI commit c9a296d0edc9 ("platform: generic: allwinner: fix OF process
> for T-HEAD c9xx pmu"), which is still not in any released OpenSBI version.
> 
> So I am fine with requiring a devicetree update for continued PMU support.

Okay, would be nice to get an ack on the relevant parts of the most recent
iteration of the series confirming this :)
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