Re: [PATCH 09/11] sysctl: Remove the end element in sysctl table arrays

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On Wed, 21 Jun 2023, Joel Granados <j.granados@xxxxxxxxxxx> wrote:
> Remove the empty end element from all the arrays that are passed to the
> register sysctl calls. In some files this means reducing the explicit
> array size by one. Also make sure that we are using the size in
> ctl_table_header instead of evaluating the .procname element.

Where's the harm in removing the end elements driver by driver? This is
an unwieldy patch to handle.

> diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c
> index f43950219ffc..e4d7372afb10 100644
> --- a/drivers/gpu/drm/i915/i915_perf.c
> +++ b/drivers/gpu/drm/i915/i915_perf.c
> @@ -4884,24 +4884,23 @@ int i915_perf_remove_config_ioctl(struct drm_device *dev, void *data,
>  
>  static struct ctl_table oa_table[] = {
>  	{
> -	 .procname = "perf_stream_paranoid",
> -	 .data = &i915_perf_stream_paranoid,
> -	 .maxlen = sizeof(i915_perf_stream_paranoid),
> -	 .mode = 0644,
> -	 .proc_handler = proc_dointvec_minmax,
> -	 .extra1 = SYSCTL_ZERO,
> -	 .extra2 = SYSCTL_ONE,
> -	 },
> +		.procname = "perf_stream_paranoid",
> +		.data = &i915_perf_stream_paranoid,
> +		.maxlen = sizeof(i915_perf_stream_paranoid),
> +		.mode = 0644,
> +		.proc_handler = proc_dointvec_minmax,
> +		.extra1 = SYSCTL_ZERO,
> +		.extra2 = SYSCTL_ONE,
> +	},
>  	{
> -	 .procname = "oa_max_sample_rate",
> -	 .data = &i915_oa_max_sample_rate,
> -	 .maxlen = sizeof(i915_oa_max_sample_rate),
> -	 .mode = 0644,
> -	 .proc_handler = proc_dointvec_minmax,
> -	 .extra1 = SYSCTL_ZERO,
> -	 .extra2 = &oa_sample_rate_hard_limit,
> -	 },
> -	{}
> +		.procname = "oa_max_sample_rate",
> +		.data = &i915_oa_max_sample_rate,
> +		.maxlen = sizeof(i915_oa_max_sample_rate),
> +		.mode = 0644,
> +		.proc_handler = proc_dointvec_minmax,
> +		.extra1 = SYSCTL_ZERO,
> +		.extra2 = &oa_sample_rate_hard_limit,
> +	}
>  };

The existing indentation is off, but fixing it doesn't really belong in
this patch.

BR,
Jani.


-- 
Jani Nikula, Intel Open Source Graphics Center



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