[PATCH 1/2] powerpc: remove cpu_online_cores_map function

Michael Ellerman patch-notifications at ellerman.id.au
Wed Dec 8 00:26:28 AEDT 2021


On Fri, 5 Nov 2021 13:50:41 +1000, Nicholas Piggin wrote:
> This function builds the cores online map with on-stack cpumasks which
> can cause high stack usage with large NR_CPUS.
> 
> It is not used in any performance sensitive paths, so instead just check
> for first thread sibling.
> 
> 
> [...]

Applied to powerpc/next.

[1/2] powerpc: remove cpu_online_cores_map function
      https://git.kernel.org/powerpc/c/b350111bf7b3f4a780d28c44f18f7c9fcbe6d11b
[2/2] powerpc: select CPUMASK_OFFSTACK if NR_CPUS >= 8192
      https://git.kernel.org/powerpc/c/2eafc4748bc08c5b9b6ee0b5b65ad20b30f7d704

cheers


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