From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Sean Anderson <sean.anderson@linux.dev>
Cc: Dan Carpenter <dan.carpenter@linaro.org>,
Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
Michal Simek <michal.simek@amd.com>,
dri-devel@lists.freedesktop.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: Re: [PATCH next] drm: zynqmp_dp: Unlock on error in zynqmp_dp_bridge_atomic_enable()
Date: Tue, 12 Nov 2024 18:43:05 +0200 [thread overview]
Message-ID: <20241112164305.GA24067@pendragon.ideasonboard.com> (raw)
In-Reply-To: <37be000a-3ef8-4df4-aefa-b4d73487ad27@linux.dev>
On Tue, Nov 12, 2024 at 09:41:58AM -0500, Sean Anderson wrote:
> On 11/12/24 00:27, Laurent Pinchart wrote:
> > Hi Dan,
> >
> > Thank you for the patch.
> >
> > On Mon, Nov 11, 2024 at 12:06:10PM +0300, Dan Carpenter wrote:
> >> We added some locking to this function, but accidentally forgot to unlock
> >> if zynqmp_dp_mode_configure() failed. Use a guard lock to fix it.
> >>
> >> Fixes: a7d5eeaa57d7 ("drm: zynqmp_dp: Add locking")
> >> Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
> >
> > Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> >
> > Sean, how about replacing all the mutex_lock()/mutex_unlock() calls
> > you've added in a7d5eeaa57d7 with guards ?
>
> I have no objection to that.
Would you send a patch ? Otherwise I can do it.
--
Regards,
Laurent Pinchart
next prev parent reply other threads:[~2024-11-12 16:43 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-11 9:06 Dan Carpenter
2024-11-11 14:29 ` Sean Anderson
2024-11-12 5:27 ` Laurent Pinchart
2024-11-12 14:41 ` Sean Anderson
2024-11-12 16:43 ` Laurent Pinchart [this message]
2024-11-12 17:22 ` Sean Anderson
2025-01-23 23:56 ` Sean Anderson
2025-01-24 7:28 ` Tomi Valkeinen
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