Re: [PATCH v2 -next] powerpc/spufs: Fix build warning when CONFIG_PROC_FS=n

[Christophe Leroy <christophe.leroy@csgroup.eu>]

Le 08/03/2022 à 11:09, YueHaibing a écrit :
> arch/powerpc/platforms/cell/spufs/sched.c:1055:12: warning: ‘show_spu_loadavg’ defined but not used [-Wunused-function]
>   static int show_spu_loadavg(struct seq_file *s, void *private)
>              ^~~~~~~~~~~~~~~~
> 
> Move it into #ifdef block to fix this, also remove unneeded semicolon.
> 
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>

Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>

> ---
> v2: use #ifdef instead of __maybe_unused
> ---
>   arch/powerpc/platforms/cell/spufs/sched.c | 4 +++-
>   1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c
> index d058f6233e66..99bd027a7f7c 100644
> --- a/arch/powerpc/platforms/cell/spufs/sched.c
> +++ b/arch/powerpc/platforms/cell/spufs/sched.c
> @@ -1052,6 +1052,7 @@ void spuctx_switch_state(struct spu_context *ctx,
>   	}
>   }
>   
> +#ifdef CONFIG_PROC_FS
>   static int show_spu_loadavg(struct seq_file *s, void *private)
>   {
>   	int a, b, c;
> @@ -1073,7 +1074,8 @@ static int show_spu_loadavg(struct seq_file *s, void *private)
>   		atomic_read(&nr_spu_contexts),
>   		idr_get_cursor(&task_active_pid_ns(current)->idr) - 1);
>   	return 0;
> -};
> +}
> +#endif
>   
>   int __init spu_sched_init(void)
>   {