linux-kernel - Re: [PATCH] detour TTY driver

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Message-ID: <20100825005152.40ba2f12@lxorguk.ukuu.org.uk>
Date:	Wed, 25 Aug 2010 00:51:52 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Greg KH <gregkh@...e.de>
Cc:	Kay Sievers <kay.sievers@...y.org>,
	Samo Pogacnik <samo_pogacnik@....net>,
	linux kernel <linux-kernel@...r.kernel.org>,
	linux-embedded <linux-embedded@...r.kernel.org>
Subject: Re: [PATCH] detour TTY driver - now ttyprintk

> > - formatting
> 
> Ick, we really want to format things from userspace here?

Depends what you are trying to do.

Put an embedded hat on

Do you want to be able to flip between a real debug interface and a
logging device on the same software set without risking changing behaviour

Do you want to load a 70K daemon and an initrd or burn about 1.5K on a
kernel interface ?

Alan
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