Re: [PATCH v1] platform/x86: intel_pmc_core: promote S0ix failure warn() to WARN()

From: Sven van Ashbrook
Date: Thu Oct 27 2022 - 11:51:35 EST


On Thu, Oct 27, 2022 at 11:47 AM Limonciello, Mario
<Mario.Limonciello@xxxxxxx> wrote:
>
> If we do make changes to this message level so that other infrastructure picks up I suggest
> we do it for both drivers.

Sounds good, patch feedback willing.

> WARN() is really only intended for internal kernel bugs and not for
> hw misbehaving, so I'm not a fan of the change you are suggesting here.

Thanks, I was not aware of this distinction. But it does look like upper-case
WARN is already used in many places to indicate hw misbehaving?

Here for example:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/platform/chrome/cros_ec.c?h=v6.1-rc2#n142