From: Liviu Dudau <liviu.dudau@arm.com>
To: Boris Brezillon <boris.brezillon@collabora.com>
Cc: Steven Price <steven.price@arm.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>,
Nicolas Frattaroli <nicolas.frattaroli@collabora.com>,
Chia-I Wu <olvaffe@gmail.com>,
Karunika Choo <karunika.choo@arm.com>,
dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 08/11] drm/panthor: Drop a needless check in panthor_fw_unplug()
Date: Fri, 26 Jun 2026 14:11:44 +0100 [thread overview]
Message-ID: <aj56kB8LdigB69FZ@e142607> (raw)
In-Reply-To: <20260625-panthor-misc-fixes-v1-8-b67ed973fea6@collabora.com>
On Thu, Jun 25, 2026 at 02:40:34PM +0200, Boris Brezillon wrote:
> panthor_fw_unplug() is only called if we at least managed to initialize
> the IRQ, so it's safe to drop the "is IRQ initialized" check.
>
> Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>
Best regards,
Liviu
> ---
> drivers/gpu/drm/panthor/panthor_fw.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/panthor/panthor_fw.c b/drivers/gpu/drm/panthor/panthor_fw.c
> index 986151681b24..4fbddb9e18c8 100644
> --- a/drivers/gpu/drm/panthor/panthor_fw.c
> +++ b/drivers/gpu/drm/panthor/panthor_fw.c
> @@ -1279,9 +1279,7 @@ void panthor_fw_unplug(struct panthor_device *ptdev)
>
> if (!IS_ENABLED(CONFIG_PM) || pm_runtime_active(ptdev->base.dev)) {
> /* Make sure the IRQ handler cannot be called after that point. */
> - if (ptdev->fw->irq.irq)
> - panthor_job_irq_suspend(&ptdev->fw->irq);
> -
> + panthor_job_irq_suspend(&ptdev->fw->irq);
> panthor_fw_stop(ptdev);
> }
>
>
> --
> 2.54.0
>
--
====================
| I would like to |
| fix the world, |
| but they're not |
| giving me the |
\ source code! /
---------------
¯\_(ツ)_/¯
next prev parent reply other threads:[~2026-06-26 13:11 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-25 12:40 [PATCH 00/11] drm/panthor: Misc fixes for bugs found by shashiko Boris Brezillon
2026-06-25 12:40 ` [PATCH 01/11] drm/panthor: Always use the IRQ-safe variant when acquiring the fence lock Boris Brezillon
2026-06-25 12:51 ` sashiko-bot
2026-06-26 9:11 ` Liviu Dudau
2026-06-25 12:40 ` [PATCH 02/11] drm/panthor: Keep the reset work disabled until everything is initialized Boris Brezillon
2026-06-25 12:59 ` sashiko-bot
2026-06-26 9:13 ` Liviu Dudau
2026-06-25 12:40 ` [PATCH 03/11] drm/panthor: Fix UAF on works queued to panthor_cleanup_wq Boris Brezillon
2026-06-25 12:56 ` sashiko-bot
2026-06-25 14:20 ` Boris Brezillon
2026-06-25 12:40 ` [PATCH 04/11] drm/panthor: Fix potential invalid pointer deref in group_process_tiler_oom() Boris Brezillon
2026-06-25 12:54 ` sashiko-bot
2026-06-26 9:14 ` Liviu Dudau
2026-06-25 12:40 ` [PATCH 05/11] drm/panthor: Fix theoretical IOMEM access in suspended state Boris Brezillon
2026-06-26 9:29 ` Liviu Dudau
2026-06-26 11:40 ` Boris Brezillon
2026-06-26 13:13 ` Liviu Dudau
2026-06-25 12:40 ` [PATCH 06/11] drm/panthor: Don't overrule pending immediate ticks in sched_resume_tick() Boris Brezillon
2026-06-26 12:45 ` Liviu Dudau
2026-06-26 13:19 ` Boris Brezillon
2026-06-25 12:40 ` [PATCH 07/11] drm/panthor: Fix panthor_pwr_unplug() Boris Brezillon
2026-06-26 12:42 ` Liviu Dudau
2026-06-25 12:40 ` [PATCH 08/11] drm/panthor: Drop a needless check in panthor_fw_unplug() Boris Brezillon
2026-06-25 12:53 ` sashiko-bot
2026-06-26 13:11 ` Liviu Dudau [this message]
2026-06-25 12:40 ` [PATCH 09/11] drm/panthor: Fix a leak when a group is evicted before the tiler OOM is serviced Boris Brezillon
2026-06-26 13:12 ` Liviu Dudau
2026-06-25 12:40 ` [PATCH 10/11] drm/panthor: Interrupt group start/resumption if group_bind_locked() fails Boris Brezillon
2026-06-26 13:14 ` Liviu Dudau
2026-06-25 12:40 ` [PATCH 11/11] drm/panthor: Keep interrupts masked until they are needed Boris Brezillon
2026-06-26 13:18 ` Liviu Dudau
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=aj56kB8LdigB69FZ@e142607 \
--to=liviu.dudau@arm.com \
--cc=airlied@gmail.com \
--cc=boris.brezillon@collabora.com \
--cc=dri-devel@lists.freedesktop.org \
--cc=karunika.choo@arm.com \
--cc=linux-kernel@vger.kernel.org \
--cc=maarten.lankhorst@linux.intel.com \
--cc=mripard@kernel.org \
--cc=nicolas.frattaroli@collabora.com \
--cc=olvaffe@gmail.com \
--cc=simona@ffwll.ch \
--cc=steven.price@arm.com \
--cc=tzimmermann@suse.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.