linux-kernel - Re: [PATCH] drm: Remove redundant __GFP

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Message-ID: <063e8aa4-a571-43e7-9a8d-752b04e6dd63@vivo.com>
Date: Thu, 7 Aug 2025 22:17:54 +0800
From: Qianfeng Rong <rongqianfeng@...o.com>
To: Jani Nikula <jani.nikula@...ux.intel.com>,
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
 Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
 Rodrigo Vivi <rodrigo.vivi@...el.com>, Tvrtko Ursulin
 <tursulin@...ulin.net>, dri-devel@...ts.freedesktop.org,
 linux-kernel@...r.kernel.org, intel-gfx@...ts.freedesktop.org
Subject: Re: [PATCH] drm: Remove redundant __GFP_NOWARN


在 2025/8/7 22:13, Jani Nikula 写道:
> On Thu, 07 Aug 2025, Qianfeng Rong <rongqianfeng@...o.com> wrote:
>> Commit 16f5dfbc851b ("gfp: include __GFP_NOWARN in GFP_NOWAIT")
>> made GFP_NOWAIT implicitly include __GFP_NOWARN.
>>
>> Therefore, explicit __GFP_NOWARN combined with GFP_NOWAIT
>> (e.g., `GFP_NOWAIT | __GFP_NOWARN`) is now redundant. Let's clean
>> up these redundant flags across subsystems.
>>
>> No functional changes.
>>
>> Signed-off-by: Qianfeng Rong <rongqianfeng@...o.com>
>> ---
>>   drivers/gpu/drm/drm_modeset_lock.c               | 4 ++--
> Please separate the drm core changes...
>
>>   drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c | 4 ++--
>>   drivers/gpu/drm/i915/i915_active.c               | 2 +-
> ...from the i915 driver changes.
>
> Thanks,
> Jani.

Ok.

Thanks,
Qianfeng.