linux-kernel - Re: Wait for console to become available, v3.2

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Message-ID: <20090422082216.GA31246@shareable.org>
Date:	Wed, 22 Apr 2009 09:22:16 +0100
From:	Jamie Lokier <jamie@...reable.org>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	Ingo Molnar <mingo@...e.hu>,
	Arjan van de Ven <arjan@...radead.org>,
	David VomLehn <dvomlehn@...co.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux USB Mailing List <linux-usb@...r.kernel.org>,
	Linux Embedded Mailing List <linux-embedded@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: Wait for console to become available, v3.2

Alan Cox wrote:
> To start with there is no reason that the
> USB console can't implement a "maybe we have hardware, maybe I buffer 64K
> until it shows up" behaviour and bind to hardware as and when USB serial
> devices get inserted.

Ah, that doesn't work, when you want to use the USB serial console
_if_ there's a USB serial adapter plugged in, and a different (lower
priority) console if it's not.

-- Jamie
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