[PATCH] arm64: topology: Do not warn on missing AMU in cpuhp_topology_online()

Will Deacon will at kernel.org
Thu Jan 22 08:59:41 PST 2026


On Thu, 15 Jan 2026 09:51:45 +0100, Geert Uytterhoeven wrote:
> When CONFIG_CPUMASK_OFFSTACK is not enabled, and resuming from s2ram on
> Renesas R-Car H3 (big.LITTLE 4x Cortex-A57 + 4x Cortex-A53), during
> enabling of the first little core, a warning message is printed:
> 
>     AMU: CPU[4] doesn't support AMU counters
> 
> This confuses users, as during boot amu_fie_setup() does not print such
> a message, unless debugging is enabled (freq_counters_valid() prints
> "CPU%d: counters are not supported.\n" at debug level in that case).
> 
> [...]

Applied to arm64 (for-next/cpufreq), thanks!

[1/1] arm64: topology: Do not warn on missing AMU in cpuhp_topology_online()
      https://git.kernel.org/arm64/c/747d5b6735ca

Cheers,
-- 
Will

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



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