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From: Sakari Ailus <sakari.ailus@linux.intel.com>
To: "luo.liu" <luo.liu.linux@163.com>
Cc: mchehab@kernel.org, linux-media@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] media:v4l2-async:debugfs for registered subdevices
Date: Fri, 13 Mar 2026 12:28:45 +0200	[thread overview]
Message-ID: <abPm3VGGRAIsY1eQ@kekkonen.localdomain> (raw)
In-Reply-To: <20260313075824.2818713-1-luo.liu.linux@163.com>

Hi Luo,

On Fri, Mar 13, 2026 at 03:58:24PM +0800, luo.liu wrote:
> Add a new debugfs file "registered_subdevices" under the "v4l2-async"
> directory to display all registered subdevices in the subdev_list. This
> helps with debugging by providing a clear view of all currently registered
> V4L2 subdevices.

Could you elaborate a little how has providing this information over
debugfs helped you?

-- 
Regards,

Sakari Ailus

  reply	other threads:[~2026-03-13 10:26 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-13  7:58 luo.liu
2026-03-13 10:28 ` Sakari Ailus [this message]
2026-03-13 11:21   ` luo.liu.linux
2026-03-13 11:42     ` Sakari Ailus
2026-03-13 13:50       ` luo.liu.linux
2026-03-16 16:48         ` Sakari Ailus
2026-03-17  3:37           ` luo.liu.linux
2026-03-17  8:21             ` Sakari Ailus
2026-03-17 11:14               ` luo.liu.linux
2026-03-19 20:30                 ` Laurent Pinchart
2026-03-20  6:52                   ` luo.liu.linux

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