Re: [PATCH v3 0/8] riscv: optimize string functions and add kunit tests

David Laight
2026-01-23T10:16:11Z

On Fri, 23 Jan 2026 11:12:00 +0800
Feng Jiang <jiangfeng@kylinos.cn> wrote:

>...
> I am still exploring some of the finer points of these low-level performance
> trade-offs, so your input is very helpful. I will definitely spend some time
> studying this further and experiment with the approaches you mentioned.

You can spend a long time micro-optimising small functions.
I know, I've done it....
Then you need to test on as many cpu variants as you can find.

David