Re: [PATCH -mm] console: console_drivers not initialized

From: Russell King
Date: Mon Sep 25 2006 - 17:11:46 EST


On Mon, Sep 25, 2006 at 02:07:10PM -0700, dwalker@xxxxxxxxxx wrote:
> I was doing -rt stuff on a PPC PowerBook G4. It would always reboot
> itself when it hit console_init() .
>
> I noticed that the console code seems to want console_drivers = NULL,
> but it never actually sets it that way. Once I added this, the reboot
> issue was gone..

It's a BSS variable, it _should_ be zeroed by the architecture's BSS
initialisation. If not, it suggests there's something very _very_
wrong in the architecture's C runtime initialisation code.

As such, this patch is merely a band-aid, not a correct fix.

--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
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