linux-kernel - Re: [PATCH] cpufreq: amd-pstate: set varaiable mode_state_machine storage-class-specifier to static

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Message-ID: <CAJZ5v0hZazpNfBBEs9U=YAfRdH6o7y77-sowRue0RFkohGDXZw@mail.gmail.com>
Date:   Tue, 11 Apr 2023 20:48:35 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Tom Rix <trix@...hat.com>
Cc:     ray.huang@....com, rafael@...nel.org, viresh.kumar@...aro.org,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] cpufreq: amd-pstate: set varaiable mode_state_machine
 storage-class-specifier to static

On Tue, Apr 4, 2023 at 2:33 AM Tom Rix <trix@...hat.com> wrote:
>
> smatch reports
> drivers/cpufreq/amd-pstate.c:907:25: warning: symbol
>   'mode_state_machine' was not declared. Should it be static?
>
> This variable is only used in one file so it should be static.
>
> Signed-off-by: Tom Rix <trix@...hat.com>
> ---
>  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 6f4b8040d46c..5a3d4aa0f45a 100644
> --- a/drivers/cpufreq/amd-pstate.c
> +++ b/drivers/cpufreq/amd-pstate.c
> @@ -904,7 +904,7 @@ static int amd_pstate_change_driver_mode(int mode)
>         return 0;
>  }
>
> -cppc_mode_transition_fn mode_state_machine[AMD_PSTATE_MAX][AMD_PSTATE_MAX] = {
> +static cppc_mode_transition_fn mode_state_machine[AMD_PSTATE_MAX][AMD_PSTATE_MAX] = {
>         [AMD_PSTATE_DISABLE]         = {
>                 [AMD_PSTATE_DISABLE]     = NULL,
>                 [AMD_PSTATE_PASSIVE]     = amd_pstate_register_driver,
> --

Applied as 6.4 material (under edited subject), thanks!