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SubjectRe: [PATCH v2 0/4] cppc_cpufreq: fix, clarify and improve support
On Tuesday 15 Dec 2020 at 19:21:01 (+0100), Rafael J. Wysocki wrote:
> On Mon, Dec 14, 2020 at 5:14 PM Mian Yousaf Kaukab <ykaukab@suse.de> wrote:
> >
> > On Mon, Dec 14, 2020 at 12:38:19PM +0000, Ionela Voinescu wrote:
> > > Hi guys,
> > >
> > > I'm sending v2 of some of the patches at [1] in light of the discussions
> > > at [2].
> > >
> > > v2:
> > > - Patches 1-3 are trivial rebase on linux next 20201211, with conflicts
> > > fixed after eliminating what previously was "[PATCH 4/8] cppc_cpufreq:
> > > replace per-cpu structures with lists." Therefore, I have kept
> > > Viresh's acks.
> > >
> > > - Patch 4 is a merge between:
> > > - [PATCH 4/8] cppc_cpufreq: replace per-cpu structures with lists
> > > - [PATCH] cppc_cpufreq: optimise memory allocation for HW and NONE
> > > coordination
> > > both found at [1].
> > >
> > > This functionality was introducing the problem at [2] and it's fixed
> > > in this version by bailing out of driver registration if a _CPC entry
> > > is not found for a CPU.
> > >
> > > Yousaf, it would be great if you can test this and make sure it
> > > matches your expectations.
> > >
> > > Rafael, Viresh if you think this last patch introduces too many
> > > changes, you can skip it for 5.11 which is around the corner and
> > > have more time for review for 5.12. I've added more eyes in the review
> > > list.
> > >
> > >
> > > All patches are based on linux next 20201211 after patch at [3] is
> > > applied.
> > >
> > > [1] https://lore.kernel.org/linux-pm/20201105125524.4409-1-ionela.voinescu@arm.com/#t
> > > [2] https://lore.kernel.org/linux-pm/20201210142139.20490-1-yousaf.kaukab@suse.com/
> > > [3] https://lore.kernel.org/linux-pm/20201214120740.10948-1-ionela.voinescu@arm.com/
> > >
> > > Ionela Voinescu (4):
> > > cppc_cpufreq: use policy->cpu as driver of frequency setting
> > > cppc_cpufreq: clarify support for coordination types
> > > cppc_cpufreq: expose information on frequency domains
> > > cppc_cpufreq: replace per-cpu data array with a list
> > >
> > > .../ABI/testing/sysfs-devices-system-cpu | 3 +-
> > > drivers/acpi/cppc_acpi.c | 141 ++++++------
> > > drivers/cpufreq/cppc_cpufreq.c | 204 ++++++++++--------
> > > include/acpi/cppc_acpi.h | 6 +-
> > > 4 files changed, 181 insertions(+), 173 deletions(-)
> >
> > For the whole series:
> > Tested-by: Mian Yousaf Kaukab <ykaukab@suse.de>
>
> All patches applied as 5.11-rc material, thanks!

Many thanks, guys!

Ionela.

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