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From: Tom Rini <trini@kernel.crashing.org>
To: Bernardo Innocenti <bernie@develer.com>
Cc: Willy Tarreau <willy@w.ods.org>, Christoph Hellwig <hch@lst.de>,
	uClinux development list <uclinux-dev@uclinux.org>,
	linux-kernel@vger.kernel.org, Alan Cox <alan@lxorguk.ukuu.org.uk>
Subject: Re: [uClinux-dev] Kernel 2.6 size increase
Date: Tue, 29 Jul 2003 15:29:21 -0700	[thread overview]
Message-ID: <20030729222921.GK16051@ip68-0-152-218.tc.ph.cox.net> (raw)
In-Reply-To: <200307242227.16439.bernie@develer.com>

On Thu, Jul 24, 2003 at 10:27:16PM +0200, Bernardo Innocenti wrote:
> On Thursday 24 July 2003 00:27, Willy Tarreau wrote:
> 
> > On Thu, Jul 24, 2003 at 12:07:15AM +0200, Bernardo Innocenti wrote:
> > >    text    data     bss     dec     hex filename
> > >  633028   37952  134260  805240   c4978 linux-2.4.x/linux-Os
> > >  819276   52460   78896  950632   e8168 linux-2.5.x/vmlinux-inline-Os
> > >  ^^^^^^
> > >        2.6 still needs a hard diet... :-/
> >
> > I did the same observation a few weeks ago on 2.5.74/gcc-2.95.3. I tried
> > to track down the responsible, to the point that I completely disabled
> > every driver, networking option and file-system, just to see, and got about
> > a 550 kB vmlinux compiled with -Os. 550 kB for nothing :-(
> 
> Some of the bigger 2.6 additions cannot be configured out.
> I wish sysfs and the different I/O schedulers could be removed.
> 
> There are probably many other things mostly useless for embedded
> systems that I'm not aware of.

Well, from Pat's talk at OLS, it seems like sysfs would be an important
part of 'sleep', which is something at least some embedded systems care
about.

... not that 2.6 doesn't need some good pruning options now, but maybe
CONFIG_EMBEDDED isn't the right place to put them all.

-- 
Tom Rini
http://gate.crashing.org/~trini/

  parent reply	other threads:[~2003-07-29 22:29 UTC|newest]

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-07-23 18:46 Bernardo Innocenti
2003-07-23 19:14 ` Richard B. Johnson
2003-07-23 20:07   ` David S. Miller
2003-07-23 21:47     ` Randy.Dunlap
2003-07-23 19:32 ` [uClinux-dev] " Christoph Hellwig
2003-07-23 20:11   ` David S. Miller
2003-07-23 20:15     ` Christoph Hellwig
2003-07-23 20:22       ` David S. Miller
2003-07-23 20:27         ` Christoph Hellwig
2003-07-23 22:35           ` [uClinux-dev] Kernel 2.6 size increase - get_current()? Bernardo Innocenti
2003-07-23 22:37             ` Alan Cox
2003-07-23 23:00               ` Bernardo Innocenti
2003-07-24  5:06                 ` David McCullough
2003-07-24 11:28                   ` Alan Cox
2003-07-24 12:04                     ` David McCullough
2003-07-24 14:48                       ` Alan Cox
2003-07-25 18:25                       ` bill davidsen
2003-07-24 15:30                     ` Hollis Blanchard
2003-07-24 19:37                       ` Alan Cox
2003-07-24 19:51                         ` Hollis Blanchard
2003-07-24 21:20                           ` J.A. Magallon
2003-07-25  4:22                             ` Otto Solares
2003-07-25 14:38                               ` Hollis Blanchard
2003-07-28  3:19                                 ` Miles Bader
2003-07-28  8:14                                   ` Ihar "Philips" Filipau
2003-07-28  8:58                                     ` Miles Bader
2003-07-28  9:03                                       ` Ihar "Philips" Filipau
2003-07-23 21:57   ` [uClinux-dev] Kernel 2.6 size increase Bernardo Innocenti
2003-07-23 22:07     ` Bernardo Innocenti
2003-07-23 22:27       ` Willy Tarreau
2003-07-23 22:34         ` Alan Cox
2003-07-24 20:27         ` Bernardo Innocenti
2003-07-25 15:46           ` Christoph Hellwig
2003-07-25 23:55             ` [PATCH] Make I/O schedulers optional (Was: Re: Kernel 2.6 size increase) Bernardo Innocenti
2003-07-26  8:17               ` Andrew Morton
2003-07-26 12:40                 ` Bernardo Innocenti
2003-07-26 14:07                   ` Jens Axboe
2003-07-26 23:42                     ` Bernardo Innocenti
2003-07-26 23:41                       ` Jens Axboe
2003-07-28 17:13             ` [uClinux-dev] Kernel 2.6 size increase Nicolas Pitre
2003-07-28 23:02               ` Bernardo Innocenti
2003-07-29  2:36                 ` Miles Bader
2003-08-08 13:25                 ` [uClinux-dev] " David Woodhouse
2003-08-08 14:37                   ` Bernardo Innocenti
2003-08-08 14:43                     ` David Woodhouse
2003-07-25 18:16           ` bill davidsen
2003-07-29 22:29           ` Tom Rini [this message]
2003-07-29 22:48             ` Alan Cox
2003-07-29 23:06               ` Tom Rini
2003-07-30  2:07                 ` Miles Bader
2003-07-30 15:33                   ` Tom Rini
2003-07-31  1:49                     ` Miles Bader
2003-07-31  4:17                       ` Tom Rini
2003-07-31  5:03                         ` Miles Bader
2003-07-31 15:24                           ` Tom Rini
2003-07-30  2:49             ` [uClinux-dev] " Bernardo Innocenti
2003-07-30 15:35               ` Tom Rini
2003-07-30 16:45                 ` [uClinux-dev] Kernel 2.6 size increase (PATCH) Bernardo Innocenti
2003-07-25 20:42 [uClinux-dev] Kernel 2.6 size increase John Bradford

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