linux-kernel - Re: [PATCH] gpu: Consistently use octal not symbolic permissions

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Message-ID: <87a7so44q5.fsf@intel.com>
Date:   Fri, 25 May 2018 09:41:22 +0300
From:   Jani Nikula <jani.nikula@...ux.intel.com>
To:     Joe Perches <joe@...ches.com>,
        Russell King <linux@...linux.org.uk>,
        Gustavo Padovan <gustavo@...ovan.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Sean Paul <seanpaul@...omium.org>,
        David Airlie <airlied@...ux.ie>,
        Zhenyu Wang <zhenyuw@...ux.intel.com>,
        Zhi Wang <zhi.a.wang@...el.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        Rob Clark <robdclark@...il.com>,
        Ben Skeggs <bskeggs@...hat.com>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        "David \(ChunMing\) Zhou" <David1.Zhou@....com>,
        Benjamin Gaignard <benjamin.gaignard@...aro.org>,
        Vincent Abriou <vincent.abriou@...com>,
        Noralf Trønnes <noralf@...nnes.org>,
        Roger He <Hongbo.He@....com>, Dave Airlie <airlied@...hat.com>,
        Thierry Reding <thierry.reding@...il.com>
Cc:     Tomi Valkeinen <tomi.valkeinen@...com>,
        amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, intel-gvt-dev@...ts.freedesktop.org,
        intel-gfx@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
        freedreno@...ts.freedesktop.org, nouveau@...ts.freedesktop.org,
        linux-tegra@...r.kernel.org
Subject: Re: [PATCH] gpu: Consistently use octal not symbolic permissions

On Thu, 24 May 2018, Joe Perches <joe@...ches.com> wrote:
> There is currently a mixture of octal and symbolic permissions uses
> in files in drivers/gpu/drm and one file in drivers/gpu.
>
> There are ~270 existing octal uses and ~115 S_<FOO> uses.
>
> Convert all the S_<FOO> symbolic permissions to their octal equivalents
> as using octal and not symbolic permissions is preferred by many as more
> readable.
>
> see: https://lkml.org/lkml/2016/8/2/1945
>
> Done with automated conversion via:
> $ ./scripts/checkpatch.pl -f --types=SYMBOLIC_PERMS --fix-inplace <files...>
>
> Miscellanea:
>
> o Wrapped modified multi-line calls to a single line where appropriate
> o Realign modified multi-line calls to open parenthesis
> o drivers/gpu/drm/msm/adreno/a5xx_debugfs.c has a world-writeable
>   debug permission for "reset" - perhaps that should be modified
>
> Signed-off-by: Joe Perches <joe@...ches.com>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c        |  2 +-
>  drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c             | 98 +++++++++++-----------
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c           |  3 +-
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c            |  9 +-
>  drivers/gpu/drm/armada/armada_debugfs.c            |  4 +-
>  drivers/gpu/drm/drm_debugfs.c                      |  6 +-
>  drivers/gpu/drm/drm_debugfs_crc.c                  |  4 +-
>  drivers/gpu/drm/drm_sysfs.c                        |  2 +-
>  drivers/gpu/drm/i915/gvt/firmware.c                |  2 +-
>  drivers/gpu/drm/i915/i915_debugfs.c                |  8 +-
>  drivers/gpu/drm/i915/i915_perf.c                   |  2 +-
>  drivers/gpu/drm/i915/i915_sysfs.c                  | 22 ++---
>  drivers/gpu/drm/i915/intel_pipe_crc.c              |  2 +-

Please send at least i915 changes separately. There's zero reason to
make our lives harder for this change.

BR,
Jani.

-- 
Jani Nikula, Intel Open Source Graphics Center