RE: [PATCH] cpufreq: amd-pstate: Let user know amd-pstate is disabled

From: Limonciello, Mario
Date: Thu Feb 23 2023 - 14:26:37 EST


[Public]



> -----Original Message-----
> From: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
> Sent: Thursday, February 23, 2023 00:49
> To: Limonciello, Mario <Mario.Limonciello@xxxxxxx>
> Cc: Huang, Ray <Ray.Huang@xxxxxxx>; Rafael J. Wysocki
> <rafael@xxxxxxxxxx>; Viresh Kumar <viresh.kumar@xxxxxxxxxx>; linux-
> pm@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH] cpufreq: amd-pstate: Let user know amd-pstate is
> disabled
>
> On Thu, Feb 23, 2023 at 1:02 PM Mario Limonciello
> <mario.limonciello@xxxxxxx> wrote:
> >
> > On 2/22/23 19:30, Kai-Heng Feng wrote:
> > > Commit 202e683df37c ("cpufreq: amd-pstate: add amd-pstate driver
> >
> > s/Commit/commit/
>
> I think the first character of the sentence still needs to be capitalized?

I had thought checkpatch was pedantic about
commit foo ("reason")

Not a big deal though.

>
> >
> > > parameter for mode selection") changed the driver to be disabled by
> > > default, and this can suprise users.
> >
> > s/suprise/surprise/
>
> Will change.
>
> >
> > >
> > > Let users know what happened so they can decide what to do next.
> > >
> > > BugLink: https://bugs.launchpad.net/bugs/2006942
> >
> > s/BugLink/Link/
> >
> > BugLink isn't an official tag, you should use "Link".
>
> Will change.
>
> >
> > > Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
> > > ---
> > > drivers/cpufreq/amd-pstate.c | 2 +-
> > > 1 file changed, 1 insertion(+), 1 deletion(-)
> > >
> > > diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c
> > > index 45c88894fd8e..305f73f657ed 100644
> > > --- a/drivers/cpufreq/amd-pstate.c
> > > +++ b/drivers/cpufreq/amd-pstate.c
> > > @@ -1263,7 +1263,7 @@ static int __init amd_pstate_init(void)
> > > * with amd_pstate=passive or other modes in kernel command line
> > > */
> > > if (cppc_state == AMD_PSTATE_DISABLE) {
> > > - pr_debug("driver load is disabled, boot with specific mode to
> enable this\n");
> > > + pr_info("amd_pstate is disabled, boot with specific mode to
> enable this\n");
> >
> > The file uses `pr_fmt` so this will show up as `amd_pstate: amd_state is
> > disabled`. That's a bit redundant no?
>
> Will change.
>
> Kai-Heng
>
> >
> > > return -ENODEV;
> > > }
> > >
> >