Messages in this thread | | | From | Ulf Hansson <> | Date | Thu, 15 Feb 2024 12:23:46 +0100 | Subject | Re: [RFD] Remove irq_timings |
| |
On Wed, 14 Feb 2024 at 22:39, Daniel Lezcano <daniel.lezcano@linaro.org> wrote: > > > Hi Thomas, > > > On 14/02/2024 22:17, Thomas Gleixner wrote: > > Daniel! > > > > It's 7 years now that we merged irq timings into the kernel, but we > > still have zero users for this.
Wow, is it really 7 years since then. :-)
> > > > I'm tempted to declare this experiment failed and remove the whole thing > > for good. > > > > Comments? > > I worked on an irq cpuidle governor which had better results than the > menu governor and equal than the teo governor. But I never succeed to > have better results without putting some arbitrary when computing the > next event. > > At one moment, Daniel Bristot de Oliveira (Cc'ed) was thinking to may be > use it for the deadline scheduler. > > Ulf (Cc'ed) may be has a plan for the next event for the CPU cluster.
Yes, I still have that plan, but haven't been able to run some real tests yet.
> > But if no one has plan to use it, there is no good reason to keep it and > I'm fine if we remove it.
Besides that the code isn't really used at the moment, is it also blocking us from doing some cleanup/refactoring or other related code?
Kind regards Uffe
| |