From: Adrian Bunk <bunk@fs.tum.de>
To: Nick Piggin <piggin@cyberone.com.au>
Cc: Matt Mackall <mpm@selenic.com>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: 2.6.1-rc1-tiny2
Date: Sat, 10 Jan 2004 01:46:25 +0100 [thread overview]
Message-ID: <20040110004625.GB25089@fs.tum.de> (raw)
In-Reply-To: <3FFA5ED3.6040000@cyberone.com.au>
On Tue, Jan 06, 2004 at 06:08:03PM +1100, Nick Piggin wrote:
>
> Matt Mackall wrote:
>
> >On Tue, Jan 06, 2004 at 05:33:58PM +1100, Nick Piggin wrote:
> >>Have you considered Adrian Bunk's CPU selection rationalisation work?
> >>
> >
> >Vaguely aware of it.
> >
>
> Basically, because the types of x86 cpus are only partially ordered,
> and a the CPU selection somehow tries to follow the rule "this CPU or
> higher", there ends up being a bit of stuff included which doesn't
> need to be. Not sure what the savings add up to though...
>...
Some savings are possible as a side effect of my patch (the main goal
is to make the selection of multiple CPUs more user friendly).
I'll send the patch and 2 proof of concept space saving patches as
replies to this mail.
cu
Adrian
--
"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed
next prev parent reply other threads:[~2004-01-10 0:46 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-06 5:48 2.6.1-rc1-tiny2 Matt Mackall
2004-01-06 6:33 ` 2.6.1-rc1-tiny2 Nick Piggin
2004-01-06 6:46 ` 2.6.1-rc1-tiny2 Matt Mackall
2004-01-06 7:08 ` 2.6.1-rc1-tiny2 Nick Piggin
2004-01-10 0:46 ` Adrian Bunk [this message]
2004-01-10 0:50 ` [0/4] better i386 CPU selection Adrian Bunk
2004-01-10 0:52 ` [1/4] " Adrian Bunk
2004-01-10 11:04 ` Wichert Akkerman
2004-01-11 3:13 ` Adrian Bunk
2004-01-14 20:49 ` [-mm patch] " Adrian Bunk
2004-01-16 19:15 ` [1/4] " cliff white
2004-01-16 19:32 ` Richard B. Johnson
2004-01-17 0:01 ` Andrew Morton
2004-01-17 2:57 ` Adrian Bunk
2004-01-19 15:14 ` John Stoffel
2004-01-19 23:42 ` Nick Piggin
2004-01-17 2:15 ` Adrian Bunk
2004-01-17 9:13 ` Robert Schwebel
2004-01-20 22:10 ` Adrian Bunk
2004-01-20 22:31 ` Richard B. Johnson
2004-01-20 22:47 ` George Anzinger
2004-01-17 10:01 ` aeriksson
2004-01-10 0:57 ` [2/4] move "struct movsl_mask movsl_mask" to usercopy.c Adrian Bunk
2004-01-10 0:57 ` [3/4] proof of concept: make arch/i386/kernel/cpu/Makefile CPU specific Adrian Bunk
2004-01-10 0:58 ` [4/4] proof of concept: make arch/i386/kernel/cpu/mtrr/Makefile " Adrian Bunk
2004-01-10 22:14 ` 2.6.1-rc1-tiny2 Matt Mackall
2004-01-12 2:20 ` 2.6.1-rc1-tiny2 Nick Piggin
2004-01-07 14:06 ` 2.6.1-rc1-tiny2 Jens Axboe
2004-01-07 18:50 ` 2.6.1-rc1-tiny2 Matt Mackall
2004-01-07 19:27 ` 2.6.1-rc1-tiny2 Mitchell Blank Jr
2004-01-07 20:10 ` 2.6.1-rc1-tiny2 Matt Mackall
2004-01-07 21:41 ` 2.6.1-rc1-tiny2 Trond Myklebust
2004-01-07 21:10 ` 2.6.1-rc1-tiny2 Jens Axboe
2004-01-07 21:30 ` 2.6.1-rc1-tiny2 Matt Mackall
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