Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Date:   Fri, 17 Sep 2021 11:56:52 -0400
From:   Sean Paul <sean@poorly.run>
To:     Fernando Ramos <greenfoo@u92.eu>
Cc:     dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
        sean@poorly.run, linux-doc@vger.kernel.org,
        amd-gfx@lists.freedesktop.org, intel-gfx@lists.freedesktop.org,
        linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org,
        nouveau@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org,
        linux-tegra@vger.kernel.org
Subject: Re: [PATCH 15/15] doc: drm: remove TODO entry regarding
 DRM_MODSET_LOCK_ALL cleanup
Message-ID: <20210917155652.GP2515@art_vandelay>
References: <20210916211552.33490-1-greenfoo@u92.eu>
 <20210916211552.33490-16-greenfoo@u92.eu>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20210916211552.33490-16-greenfoo@u92.eu>
User-Agent: Mutt/1.9.4 (2018-02-28)
Precedence: bulk

On Thu, Sep 16, 2021 at 11:15:52PM +0200, Fernando Ramos wrote:
> The previous commits do exactly what this entry in the TODO file asks
> for, thus we can remove it now as it is no longer applicable.

Thanks for doing this work!

Can we remove drm_modeset_lock_all[_ctx] now? If so, let's queue that up as part
of the set.


Reviewed-by: Sean Paul <sean@poorly.run>


> 
> Signed-off-by: Fernando Ramos <greenfoo@u92.eu>
> ---
>  Documentation/gpu/todo.rst                | 17 -----------------
>  Documentation/locking/ww-mutex-design.rst |  2 +-
>  2 files changed, 1 insertion(+), 18 deletions(-)
> 
> diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst
> index 12e61869939e..6613543955e9 100644
> --- a/Documentation/gpu/todo.rst
> +++ b/Documentation/gpu/todo.rst
> @@ -353,23 +353,6 @@ converted, except for struct drm_driver.gem_prime_mmap.
>  
>  Level: Intermediate
>  
> -Use DRM_MODESET_LOCK_ALL_* helpers instead of boilerplate
> ----------------------------------------------------------
> -
> -For cases where drivers are attempting to grab the modeset locks with a local
> -acquire context. Replace the boilerplate code surrounding
> -drm_modeset_lock_all_ctx() with DRM_MODESET_LOCK_ALL_BEGIN() and
> -DRM_MODESET_LOCK_ALL_END() instead.
> -
> -This should also be done for all places where drm_modeset_lock_all() is still
> -used.
> -
> -As a reference, take a look at the conversions already completed in drm core.
> -
> -Contact: Sean Paul, respective driver maintainers
> -
> -Level: Starter
> -
>  Rename CMA helpers to DMA helpers
>  ---------------------------------
>  
> diff --git a/Documentation/locking/ww-mutex-design.rst b/Documentation/locking/ww-mutex-design.rst
> index 6a4d7319f8f0..6a8f8beb9ec4 100644
> --- a/Documentation/locking/ww-mutex-design.rst
> +++ b/Documentation/locking/ww-mutex-design.rst
> @@ -60,7 +60,7 @@ Concepts
>  Compared to normal mutexes two additional concepts/objects show up in the lock
>  interface for w/w mutexes:
>  
> -Acquire context: To ensure eventual forward progress it is important the a task
> +Acquire context: To ensure eventual forward progress it is important that a task
>  trying to acquire locks doesn't grab a new reservation id, but keeps the one it
>  acquired when starting the lock acquisition. This ticket is stored in the
>  acquire context. Furthermore the acquire context keeps track of debugging state
> -- 
> 2.33.0
> 

-- 
Sean Paul, Software Engineer, Google / Chromium OS