Re: [RFC v2 PATCH 0/16] Optimize this_cpu_*() ops for non-x86 (ARM64 for this series)

From: Christoph Lameter (Ampere)

Date: Tue Aug 04 2026 - 18:08:04 EST


On Tue, 4 Aug 2026, David Hildenbrand (Arm) wrote:

> > These are operations that are key to the performance in critical parts of
> > memory management and this code is replicated by being inlined thousands
> > of times in the kernel.
>
> Cool, then it is easy to show the difference by running micro + macro benchmarks.

And we have done so repeatedly. Look at Yang's posts.