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Date: Wed, 21 Jun 2023 14:16:55 +0300
From: Jani Nikula <jani.nikula@...ux.intel.com>
To: Joel Granados <j.granados@...sung.com>, mcgrof@...nel.org, Russell King
<linux@...linux.org.uk>, Catalin
Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>, Michael
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Subject: Re: [PATCH 09/11] sysctl: Remove the end element in sysctl table
arrays
On Wed, 21 Jun 2023, Joel Granados <j.granados@...sung.com> 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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