Re: [PATCH] pm/sleep: Add PM_USERSPACE_AUTOSLEEP Kconfig

From: Jason A. Donenfeld
Date: Thu Jun 30 2022 - 15:50:19 EST


Hi Kalesh,

On Thu, Jun 30, 2022 at 07:12:29PM +0000, Kalesh Singh wrote:
> Systems that initiate frequent suspend/resume from userspace
> can make the kernel aware by enabling PM_USERSPACE_AUTOSLEEP
> config.
>
> This allows for certain sleep-sensitive code (wireguard/rng) to
> decide on what preparatory work should be performed (or not) in
> their pm_notification callbacks.
>
> This patch was prompted by the discussion at [1] which attempts
> to remove CONFIG_ANDROID that currently guards these code paths.
>
> [1] https://lore.kernel.org/r/20220629150102.1582425-1-hch@xxxxxx/
>
> Suggested-by: Jason A. Donenfeld <Jason@xxxxxxxxx>
> Signed-off-by: Kalesh Singh <kaleshsingh@xxxxxxxxxx>

Thanks, looks good to me. Do you have a corresponding Gerrit link to the
change adding this to the base Android kernel config? If so, have my
Ack:

Acked-by: Jason A. Donenfeld <Jason@xxxxxxxxx>

Jason