Re: [PATCH v2 00/12] thermal: core: Fixes and cleanups, mostly related to thermal zone init and exit

From: Rafael J. Wysocki
Date: Fri Oct 11 2024 - 14:55:23 EST


On Fri, Oct 4, 2024 at 10:11 PM Rafael J. Wysocki <rjw@xxxxxxxxxxxxx> wrote:
>
> Hi Everyone,
>
> After posting the two series of thermal core patches for 6.13:
>
> https://lore.kernel.org/linux-pm/4920970.GXAFRqVoOG@xxxxxxxxxxxxx/
>
> and
>
> https://lore.kernel.org/linux-pm/6100907.lOV4Wx5bFT@xxxxxxxxxxxxx/
>
> before the 6.12 merge window, I have decided to reorder the changes included in
> these series, so that fixes and more significant cleanups (for example, changing
> they layout of data structures) go first, followed by the changes related to
> using guards for locking, and the optimization involving sorted lists becomes
> the last piece.
>
> This series is the first part and the majority of patches in it come from the
> second (RFC) series mentioned above. Of course, they needed to be rebased to
> be applied in the new order. It is on top of 6.12-rc1 with
>
> https://lore.kernel.org/linux-pm/12549318.O9o76ZdvQC@xxxxxxxxxxxxx/
>
> applied and it will be added to my thermal-core-testing branch. It is in v2
> to start with because all of the patches in it have already been posted in
> some form.
>
> The first 10 patches fix some potential issues related to thermal zone
> initialization and exit (for example, user space may start to interact with
> a thermal zone during its initialization before it's ready and system suspend
> taking place at a wrong time may skip a new thermal zone so it is not suspended)
> and do some cleanups related to that. This concludes with the removal of the
> need_update field from struct thermal_zone_device.
>
> The last two patches move lists of thermal instances from thermal zones to
> trip point descriptors and clean up some code on top of that.
>
> Please refer to the individual patch changelogs for details.

This material is now present in the thermal-core-testing and
thermal-core-experimental branches in linux-pm.git.