Re: [PATCH net-next V2] net/mlx5: Improve write-combining test reliability for ARM64 Grace CPUs

From: Patrisious Haddad
Date: Tue Sep 16 2025 - 09:14:31 EST



On 9/16/2025 3:27 PM, Jason Gunthorpe wrote:
On Tue, Sep 16, 2025 at 12:47:17PM +0300, Patrisious Haddad wrote:

Using the correct CC flags by itself is sufficient and correct - and I don't
see other neon users using the ".arch_extension simd" you mentioned , so why
do you think it is needed here ?
If you do it as Arnd suggests then we don't need a another file,
makefile changes and so on. You can just drop a 5 line inline right
before it is used.
I see, thanks for clarifying that, will try it and test it locally, if that does work , and gives identical results then indeed that it is way better/cleaner, will send V3 as such after testing.
Patrisious.

Jason