[PATCH] perf: riscv: Fix selecting counters in legacy mode

patchwork-bot+linux-riscv at kernel.org patchwork-bot+linux-riscv at kernel.org
Thu Aug 1 09:40:37 PDT 2024


Hello:

This patch was applied to riscv/linux.git (fixes)
by Palmer Dabbelt <palmer at rivosinc.com>:

On Mon, 29 Jul 2024 15:58:58 +0300 you wrote:
> It is required to check event type before checking event config.
> Events with the different types can have the same config.
> This check is missed for legacy mode code
> 
> For such perf usage:
>     sysctl -w kernel.perf_user_access=2
>     perf stat -e cycles,L1-dcache-loads --
> driver will try to force both events to CYCLE counter.
> 
> [...]

Here is the summary with links:
  - perf: riscv: Fix selecting counters in legacy mode
    https://git.kernel.org/riscv/c/941a8e9b7a86

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html





More information about the linux-arm-kernel mailing list