linux-kernel - Re: [PATCH v3 5/5] console: Introduce ->exit() callback

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Message-ID: <20200130090917.sg5vnwvlng4ox6ua@pathway.suse.cz>
Date:   Thu, 30 Jan 2020 10:09:17 +0100
From:   Petr Mladek <pmladek@...e.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 5/5] console: Introduce ->exit() callback

On Mon 2020-01-27 13:47:19, Andy Shevchenko wrote:
> Some consoles might require special operations on unregistering. For example,
> serial console, when registered in the kernel, keeps power on for entire time,
> until it gets unregistered. For such cases to have a balance we would provide
> ->exit() callback.

Is there any plan to use this callback, please?

The console init, setup, registration code needs a clean up,
definitely. If you plan some rework, I would like to understand
the bigger picture before we start adding new callbacks.

Best Regards,
Petr