linux-kernel - Re: [PATCH v15 04/23] drm/gem: Add _locked postfix to functions that have unlocked counterpart

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Message-ID: <20230828132552.793020d8@collabora.com>
Date:   Mon, 28 Aug 2023 13:25:52 +0200
From:   Boris Brezillon <boris.brezillon@...labora.com>
To:     Dmitry Osipenko <dmitry.osipenko@...labora.com>
Cc:     David Airlie <airlied@...il.com>,
        Gerd Hoffmann <kraxel@...hat.com>,
        Gurchetan Singh <gurchetansingh@...omium.org>,
        Chia-I Wu <olvaffe@...il.com>, Daniel Vetter <daniel@...ll.ch>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Christian König <christian.koenig@....com>,
        Qiang Yu <yuq825@...il.com>,
        Steven Price <steven.price@....com>,
        Emma Anholt <emma@...olt.net>, Melissa Wen <mwen@...lia.com>,
        Will Deacon <will@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Boqun Feng <boqun.feng@...il.com>,
        Mark Rutland <mark.rutland@....com>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        kernel@...labora.com, virtualization@...ts.linux-foundation.org,
        intel-gfx@...ts.freedesktop.org
Subject: Re: [PATCH v15 04/23] drm/gem: Add _locked postfix to functions
 that have unlocked counterpart

On Sun, 27 Aug 2023 20:54:30 +0300
Dmitry Osipenko <dmitry.osipenko@...labora.com> wrote:

> Add _locked postfix to drm_gem functions that have unlocked counterpart
> functions to make GEM functions naming more consistent and intuitive in
> regards to the locking requirements.
> 
> Suggested-by: Boris Brezillon <boris.brezillon@...labora.com>
> Signed-off-by: Dmitry Osipenko <dmitry.osipenko@...labora.com>

Reviewed-by: Boris Brezillon <boris.brezillon@...labora.com>

> ---
>  drivers/gpu/drm/drm_gem.c | 6 +++---
>  include/drm/drm_gem.h     | 2 +-
>  2 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
> index fae5832bb0bd..8c0268944199 100644
> --- a/drivers/gpu/drm/drm_gem.c
> +++ b/drivers/gpu/drm/drm_gem.c
> @@ -1488,10 +1488,10 @@ drm_gem_lru_scan(struct drm_gem_lru *lru,
>  EXPORT_SYMBOL(drm_gem_lru_scan);
>  
>  /**
> - * drm_gem_evict - helper to evict backing pages for a GEM object
> + * drm_gem_evict_locked - helper to evict backing pages for a GEM object
>   * @obj: obj in question
>   */
> -int drm_gem_evict(struct drm_gem_object *obj)
> +int drm_gem_evict_locked(struct drm_gem_object *obj)
>  {
>  	dma_resv_assert_held(obj->resv);
>  
> @@ -1503,4 +1503,4 @@ int drm_gem_evict(struct drm_gem_object *obj)
>  
>  	return 0;
>  }
> -EXPORT_SYMBOL(drm_gem_evict);
> +EXPORT_SYMBOL(drm_gem_evict_locked);
> diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h
> index f338f8cfacf7..e78e6d817451 100644
> --- a/include/drm/drm_gem.h
> +++ b/include/drm/drm_gem.h
> @@ -542,7 +542,7 @@ unsigned long drm_gem_lru_scan(struct drm_gem_lru *lru,
>  			       unsigned long *remaining,
>  			       bool (*shrink)(struct drm_gem_object *obj));
>  
> -int drm_gem_evict(struct drm_gem_object *obj);
> +int drm_gem_evict_locked(struct drm_gem_object *obj);
>  
>  #ifdef CONFIG_LOCKDEP
>  /**