Re: [RFC PATCH 0/2] block: CPU latency PM QoS tuning

[Tero Kristo]

On Thu, 2024-08-29 at 07:04 -0400, Bart Van Assche wrote:
> On 8/29/24 3:18 AM, Tero Kristo wrote:
> > Any thoughts about the patches and the approach taken?
> 
> The optimal value for the PM QoS latency depends on the request size
> and on the storage device characteristics. I think it would be better
> if the latency value would be chosen automatically rather than
> introducing yet another set of tunable sysfs parameters.

Are these device parameters stored somewhere in the kernel? I did try
looking for this kind of data but could not find anything useful; thats
the main reason I implemented the sysfs tunables.

-Tero

> 
> Thanks,
> 
> Bart.
>