From: Johan Hovold <johan@kernel.org>
To: Mans Rullgard <mans@mansr.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-usb@vger.kernel.org
Subject: Re: [PATCH] USB: serial: use tty_port_register_device_serdev
Date: Thu, 2 May 2024 12:18:02 +0200 [thread overview]
Message-ID: <ZjNoWq0r7CJJptRk@hovoldconsulting.com> (raw)
In-Reply-To: <20240502100728.7914-1-mans@mansr.com>
On Thu, May 02, 2024 at 11:07:28AM +0100, Mans Rullgard wrote:
> Use tty_port_register_device_serdev() so that usb-serial devices
> can be used as serdev controllers.
I'm afraid it's not that easy. The reason serdev is not enabled for
usb-serial is that there's currently no support for handling hotplug in
serdev. The device can go away from under you at any time and then you'd
crash the kernel.
Johan
next prev parent reply other threads:[~2024-05-02 10:18 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-02 10:07 [PATCH] USB: serial: use tty_port_register_device_serdev Mans Rullgard
2024-05-02 10:18 ` Johan Hovold [this message]
2024-05-02 10:45 ` Måns Rullgård
2024-05-02 10:54 ` Greg Kroah-Hartman
2024-05-02 13:24 ` Måns Rullgård
2024-05-02 13:57 ` Greg Kroah-Hartman
2024-05-02 14:32 ` Måns Rullgård
2024-05-02 23:04 ` kernel test robot
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