Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753537Ab0HYR5i (ORCPT ); Wed, 25 Aug 2010 13:57:38 -0400 Received: from earthlight.etchedpixels.co.uk ([81.2.110.250]:37084 "EHLO www.etchedpixels.co.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753280Ab0HYR5g (ORCPT ); Wed, 25 Aug 2010 13:57:36 -0400 Date: Wed, 25 Aug 2010 19:14:37 +0100 From: Alan Cox To: Greg KH Cc: Kay Sievers , Samo Pogacnik , linux kernel , linux-embedded Subject: Re: [PATCH] detour TTY driver - now ttyprintk Message-ID: <20100825191437.1df57c9d@lxorguk.ukuu.org.uk> In-Reply-To: <20100825171045.GA19401@suse.de> References: <20100824222035.GA10625@suse.de> <1282690232.8020.116.camel@itpsd6lap> <20100824225703.GA5913@suse.de> <20100825002221.68fc09a4@lxorguk.ukuu.org.uk> <20100824231241.GA6971@suse.de> <20100825005152.40ba2f12@lxorguk.ukuu.org.uk> <20100825004134.GA28884@suse.de> <20100825110813.5f7d7ac8@lxorguk.ukuu.org.uk> <20100825155716.GB16284@suse.de> <20100825181108.1dcd0d80@lxorguk.ukuu.org.uk> <20100825171045.GA19401@suse.de> X-Mailer: Claws Mail 3.7.6 (GTK+ 2.18.9; x86_64-redhat-linux-gnu) Face: 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 Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 786 Lines: 26 > > > That's one extra process, not that much, right? > > > > About 150K or so way too much and its not robust. > > Fair enough. So, with this driver, would it make sense for the distros > to switch over to using it instead of the above line in their initrd? Distros no - I doubt any normal PC distro would turn the facility on. Embedded - yes especially deeply embedded. > Ok, I didn't realize it really was that big. libc page tables app page tables stacks (kernel and user) arguments/exec page buffers Yes - it soon adds up. Alan -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/