linux-kernel - Re: [PATCH] tty, serial, 8250: remove __init from function serial8250_console

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Message-ID: <5475E2F4.7090603@hurleysoftware.com>
Date:	Wed, 26 Nov 2014 09:25:56 -0500
From:	Peter Hurley <peter@...leysoftware.com>
To:	Arianna Avanzini <avanzini.arianna@...il.com>,
	gregkh@...uxfoundation.org
CC:	jslaby@...e.cz, linux-kernel@...r.kernel.org,
	linux-serial@...r.kernel.org
Subject: Re: [PATCH] tty, serial, 8250: remove __init from function serial8250_console_setup()

On 11/25/2014 05:21 PM, Arianna Avanzini wrote:
> Some RS232 adapters handled by this driver are hotpluggable. The function
> serial8250_console_setup() is called during device init and is defined with
> the __init macro. In case the driver is built-in, hotplugging the device after
> the initialization phase has been completed (and the related memory has been
> freed) results in a kernel crash.
> This commit fixes the issue by removing __init from the function definition.

Reviewed-by: Peter Hurley <peter@...leysoftware.com>


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