Re: [RFC PATCH 1/1] mm: batch page copies in folio_copy() and folio_mc_copy()

From: Borislav Petkov

Date: Mon May 18 2026 - 12:12:11 EST


On Mon, May 18, 2026 at 10:43:22AM +0200, David Hildenbrand (Arm) wrote:
> I was wondering whether optimizing memcpy() further would be of value elsewhere.
>
> Of course, we wouldn't want to degrade it :)
>
> Some direction from x86 folks would be nice.

We can talk about it... :)

With the proper perf numbers to back the changes up and if we don't regress
others, we could look at improving the !FSRM situation.

Make sure to CC Linus on those patches as he likes to look at optimizations
there, as one can see from who changed things around that area.

:-)

--
Regards/Gruss,
Boris.

https://people.kernel.org/tglx/notes-about-netiquette