linux-kernel - Re: [PATCH v5 15/17] drm/shmem-helper: Make drm_gem_shmem_get

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Date:   Thu, 28 Apr 2022 21:38:10 +0300
From:   Dmitry Osipenko <dmitry.osipenko@...labora.com>
To:     David Airlie <airlied@...ux.ie>, Gerd Hoffmann <kraxel@...hat.com>,
        Gurchetan Singh <gurchetansingh@...omium.org>,
        Chia-I Wu <olvaffe@...il.com>,
        Daniel Almeida <daniel.almeida@...labora.com>,
        Gert Wollny <gert.wollny@...labora.com>,
        Gustavo Padovan <gustavo.padovan@...labora.com>,
        Daniel Stone <daniel@...ishbar.org>,
        Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Rob Herring <robh@...nel.org>,
        Steven Price <steven.price@....com>,
        Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>,
        Rob Clark <robdclark@...il.com>,
        Emil Velikov <emil.l.velikov@...il.com>,
        Robin Murphy <robin.murphy@....com>,
        Qiang Yu <yuq825@...il.com>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Christian König <christian.koenig@....com>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        virtualization@...ts.linux-foundation.org,
        Dmitry Osipenko <digetx@...il.com>
Subject: Re: [PATCH v5 15/17] drm/shmem-helper: Make drm_gem_shmem_get_pages()
 private

28.04.2022 15:33, Daniel Vetter пишет:
> On Sun, Apr 24, 2022 at 10:04:22PM +0300, Dmitry Osipenko wrote:
>> VirtIO-GPU driver was the only user of drm_gem_shmem_get_pages()
>> and it now uses drm_gem_shmem_get_pages_sgt(). Make the get_pages()
>> private to drm_gem_shmem_helper.
>>
>> Signed-off-by: Dmitry Osipenko <dmitry.osipenko@...labora.com>
>> ---
>>  drivers/gpu/drm/drm_gem_shmem_helper.c | 3 +--
>>  include/drm/drm_gem_shmem_helper.h     | 1 -
>>  2 files changed, 1 insertion(+), 3 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c
>> index 25e9bc2803ee..7ec5f8002f68 100644
>> --- a/drivers/gpu/drm/drm_gem_shmem_helper.c
>> +++ b/drivers/gpu/drm/drm_gem_shmem_helper.c
>> @@ -490,7 +490,7 @@ static int drm_gem_shmem_get_pages_locked(struct drm_gem_shmem_object *shmem)
>>   * Returns:
>>   * 0 on success or a negative error code on failure.
>>   */
> 
> We also delete the kerneldoc for functions not exported (kerneldoc is
> geared towards driver writes). If there's anything critical the comment
> explains about the internals, you can keep that as a normal C style
> comment without the /** but generally there's no need for these anymore.

Noted for v6.