On Fri, Oct 10, 2025 at 2:34 PM Michael S. Tsirkin <[email protected]> wrote:
>
> On Fri, Oct 10, 2025 at 10:58:21AM +0200, Eugenio Pérez wrote:
> > It will be used in a few more scenarios read-only so make it more
> > scalable.
>
> Well a mutex is sleepable and rwlock is a spinlock.
>
> So this does much more than "make it more scalable".
>
> "A few more scenarios" and "scalable" is also vague.
> RW has its own issues such as fairness.
>
> So tell us please,  which operations do you want to speed up and why?
> What kind of speedup was observed?
>

I think you're totally right here.

Yongji, would it work for you if we leave this conversion on top of
the series with a simple mutex, and we have bandwith to explore the
benefits of this? You were the one proposing it [1].

Thanks!

[1] 
https://lore.kernel.org/all/CACycT3v=_Nm6fefJGFEyoU+Xf5G=kzi0sxhhabhnjqzcg-4...@mail.gmail.com/


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