netdev - Re: [PATCH 0/2] Bluetooth: fix debugfs registration

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Message-ID: <ZHYGkxX-Z6deSgAH@hovoldconsulting.com>
Date: Tue, 30 May 2023 16:22:11 +0200
From: Johan Hovold <johan@...nel.org>
To: Marcel Holtmann <marcel@...tmann.org>,
	Johan Hedberg <johan.hedberg@...il.com>,
	Luiz Augusto von Dentz <luiz.dentz@...il.com>
Cc: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, Johan Hovold <johan+linaro@...nel.org>
Subject: Re: [PATCH 0/2] Bluetooth: fix debugfs registration

On Mon, Apr 24, 2023 at 02:48:50PM +0200, Johan Hovold wrote:
> The HCI controller debugfs interface is created during setup or when a
> controller is configured, but there is nothing preventing a controller
> from being configured multiple times (e.g. by setting the device
> address), which results in a host of errors in the logs:
> 
> 	debugfs: File 'features' in directory 'hci0' already present!
> 	debugfs: File 'manufacturer' in directory 'hci0' already present!
> 	debugfs: File 'hci_version' in directory 'hci0' already present!
> 	...
> 	debugfs: File 'quirk_simultaneous_discovery' in directory 'hci0' already present!
> 
> The Qualcomm driver suffers from a related problem for controllers with
> non-persistent setup.
>
> 
> Johan Hovold (2):
>   Bluetooth: fix debugfs registration
>   Bluetooth: hci_qca: fix debugfs registration
> 
>  drivers/bluetooth/hci_qca.c | 6 +++++-
>  include/net/bluetooth/hci.h | 1 +
>  net/bluetooth/hci_sync.c    | 3 +++
>  3 files changed, 9 insertions(+), 1 deletion(-)

Are there any more comments to this series or can we can get this merged
for 6.5?

I hope this is not blocked on the bogus checkpatch warning the robot
posted?

Johan