Re: [PATCH 4/5] s390/idle: Introduce cpuidle for s390
From: Christian Loehle
Date: Tue Jun 09 2026 - 04:26:30 EST
On 6/9/26 08:52, Mete Durlu wrote:
> Introduce generic cpuidle driver on s390. Use a two stage approach to
> handle idle scenarios and use TEO governor for idle stage selection.
> Two stages are, from shallow to deep, idle polling and enabled wait.
>
> Suggested-by: Christian Borntraeger <borntraeger@xxxxxxxxxxxxx>
> Suggested-by: Heiko Carstens <hca@xxxxxxxxxxxxx>
> Signed-off-by: Mete Durlu <meted@xxxxxxxxxxxxx>
> ---
> arch/s390/Kconfig | 5 ++
> drivers/cpuidle/Kconfig | 5 ++
> drivers/cpuidle/Kconfig.s390 | 12 ++++
> drivers/cpuidle/Makefile | 4 ++
> drivers/cpuidle/cpuidle-s390.c | 104 +++++++++++++++++++++++++++++++++
> 5 files changed, 130 insertions(+)
> create mode 100644 drivers/cpuidle/Kconfig.s390
> create mode 100644 drivers/cpuidle/cpuidle-s390.c
Since this will be hard for anybody without the hardware to maintain,
would you maintain it? Or the existing s390 maintainers?
If either then please also modify MAINTAINERS to reflect that.