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From: Daniel Vetter <daniel@ffwll.ch>
To: Desmond Cheong Zhi Xi <desmondcheongzx@gmail.com>
Cc: maarten.lankhorst@linux.intel.com, mripard@kernel.org,
	tzimmermann@suse.de, airlied@linux.ie, daniel@ffwll.ch,
	peterz@infradead.org, mingo@redhat.com, will@kernel.org,
	longman@redhat.com, boqun.feng@gmail.com,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	skhan@linuxfoundation.org, gregkh@linuxfoundation.org,
	linux-kernel-mentees@lists.linuxfoundation.org
Subject: Re: [PATCH v2 0/2] locking/lockdep, drm: apply new lockdep assert in drm_auth.c
Date: Mon, 2 Aug 2021 10:26:16 +0200	[thread overview]
Message-ID: <YQesKIRQKYyTFyxJ@phenom.ffwll.local> (raw)
In-Reply-To: <20210731082458.1962043-1-desmondcheongzx@gmail.com>

On Sat, Jul 31, 2021 at 04:24:56PM +0800, Desmond Cheong Zhi Xi wrote:
> Hi,
> 
> Following a discussion on the patch ("drm: use the lookup lock in
> drm_is_current_master") [1], Peter Zijlstra proposed new lockdep_assert
> helpers to make it convenient to compose lockdep checks together.
> 
> This series includes the patch that introduces the new lockdep helpers,
> then utilizes these helpers in drm_is_current_master_locked in the
> following patch.
> 
> v1 -> v2:
> Patch 2:
> - Updated the kerneldoc on the lock design of drm_file.master to explain
> the use of lockdep_assert(). As suggested by Boqun Feng.
> 
> Link: https://lore.kernel.org/lkml/20210722092929.244629-2-desmondcheongzx@gmail.com/ [1]

Can you pls also cc: this to intel-gfx so the local CI there can pick it
up and verify? Just to check we got it all.
-Daniel


> 
> Best wishes,
> Desmond
> 
> Desmond Cheong Zhi Xi (1):
>   drm: add lockdep assert to drm_is_current_master_locked
> 
> Peter Zijlstra (1):
>   locking/lockdep: Provide lockdep_assert{,_once}() helpers
> 
>  drivers/gpu/drm/drm_auth.c |  6 +++---
>  include/drm/drm_file.h     |  4 ++++
>  include/linux/lockdep.h    | 41 +++++++++++++++++++-------------------
>  3 files changed, 28 insertions(+), 23 deletions(-)
> 
> -- 
> 2.25.1
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch

  parent reply	other threads:[~2021-08-02  8:26 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-31  8:24 Desmond Cheong Zhi Xi
2021-07-31  8:24 ` [PATCH v2 1/2] locking/lockdep: Provide lockdep_assert{,_once}() helpers Desmond Cheong Zhi Xi
2021-08-02  9:49   ` Maarten Lankhorst
2021-07-31  8:24 ` [PATCH v2 2/2] drm: add lockdep assert to drm_is_current_master_locked Desmond Cheong Zhi Xi
2021-08-02  8:26 ` Daniel Vetter [this message]
2021-08-02  9:42   ` [PATCH v2 0/2] locking/lockdep, drm: apply new lockdep assert in drm_auth.c Peter Zijlstra
2021-08-02 10:44   ` Desmond Cheong Zhi Xi

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