linux-kernel - Re: [PATCH] Wait for console to become available, v2

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Message-ID: <20090419163923.GS14687@one.firstfloor.org>
Date:	Sun, 19 Apr 2009 18:39:23 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	David VomLehn <dvomlehn@...co.com>
Cc:	Andi Kleen <andi@...stfloor.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux Embedded Mailing List <linux-embedded@...r.kernel.org>,
	Linux USB Mailing List <linux-usb@...r.kernel.org>
Subject: Re: [PATCH] Wait for console to become available, v2

On Sun, Apr 19, 2009 at 09:23:36AM -0700, David VomLehn wrote:
> Andi Kleen wrote:
> >VomLehn <dvomlehn@...co.com> writes:
> >>History
> >>v2	Wait for the preferred console rather than any console. Make the
> >>	delay interval a tunable.
> >
> >CONFIG tunables are usually a bad idea. What should a binary distribution
> >kernel set? Better make it a boot option with a reasonable default.
> 
> Your point about boot options is well taken; I released a more recent 
> version of this patch with boot options last Friday and would appreciate 
> your comments.

Ah missed that sorry.

> 
> >Also a setting to panic in this case might be useful, normally a system
> >without console is not very useful and needs to be rebooted anyways.
> 
> Umm, those of us in the embedded space have the, perhaps misguided, 
> notion that our systems are quite useful without consoles...

That seems more like a special case that shouldn't be default?

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only.
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