From: "David S. Miller" <davem@redhat.com>
To: rusty@rustcorp.com.au
Cc: akpm@zip.com.au, torvalds@transmeta.com,
linux-kernel@vger.kernel.org, k-suganuma@mvj.biglobe.ne.jp
Subject: Re: [PATCH] 2.5.21 Nonlinear CPU support
Date: Tue, 11 Jun 2002 02:10:43 -0700 (PDT) [thread overview]
Message-ID: <20020611.021043.04190747.davem@redhat.com> (raw)
In-Reply-To: <E17Hheq-0007r7-00@wagner.rustcorp.com.au>
From: Rusty Russell <rusty@rustcorp.com.au>
Date: Tue, 11 Jun 2002 19:09:44 +1000
In message <3D05A9E8.FF0DA223@zip.com.au> you write:
> and slowdown:
ARGH! STOP IT! I realize it's 'leet to be continually worrying about
possible microoptimizations, but I challenge you to *measure* the
slowdown between:
Regardless, his space arguments still hold.
I don't like having everyone eat the overhead that hotplugging cpus
seem to entail.
And remember, it's the anal "every microoptimization at all costs"
people that keep the kernel sane and from running out of control bloat
wise. Yes, I realize it's a pain in the ass because you might have to
use your brain from time to time to reimplement things to make the
cycle counters happy, but such is life.
next prev parent reply other threads:[~2002-06-11 9:15 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-06-11 7:08 [PATCH] 2.5.21 Nonlinear CPU support Rusty Russell
2002-06-11 7:42 ` Andrew Morton
2002-06-11 9:09 ` Rusty Russell
2002-06-11 9:10 ` David S. Miller [this message]
2002-06-12 6:58 ` Rusty Russell
2002-06-12 9:26 ` David S. Miller
2002-06-13 5:01 ` Rusty Russell
2002-06-13 5:55 ` David S. Miller
2002-06-11 9:27 ` Andrew Morton
2002-06-11 11:22 ` Anton Altaparmakov
2002-06-12 5:57 ` Rusty Russell
2002-06-12 7:54 ` Anton Altaparmakov
2002-06-12 8:06 ` Rusty Russell
2002-06-12 8:25 ` Anton Altaparmakov
2002-06-12 19:32 ` Linus Torvalds
2002-06-12 13:10 ` Mikael Pettersson
2002-06-13 2:42 ` Rusty Russell
2002-06-12 0:53 ` Rusty Russell
2002-06-12 8:36 ` Helge Hafting
2002-06-11 10:57 ` Anton Altaparmakov
2002-06-11 17:59 ` Robert Love
2002-06-12 4:11 ` Rusty Russell
2002-06-11 19:29 ` Denis Vlasenko
2002-06-11 14:54 ` Anton Altaparmakov
2002-06-12 19:32 ` Denis Vlasenko
2002-06-12 15:08 ` Anton Altaparmakov
2002-06-12 17:36 ` Andreas Dilger
2002-06-12 18:34 ` Anton Altaparmakov
2002-06-12 19:39 ` Andreas Dilger
2002-06-12 20:41 ` Anton Altaparmakov
2002-06-12 21:03 ` Andreas Dilger
2002-06-12 21:15 ` Anton Altaparmakov
2002-06-12 20:03 ` H. Peter Anvin
2002-06-12 20:54 ` Robert Love
2002-06-12 20:57 ` Anton Altaparmakov
2002-06-12 22:21 ` H. Peter Anvin
2002-06-13 1:33 ` Anton Altaparmakov
2002-06-13 1:38 ` H. Peter Anvin
2002-06-13 1:45 ` Anton Altaparmakov
2002-06-13 2:13 ` H. Peter Anvin
2002-06-13 2:21 ` Anton Altaparmakov
2002-06-13 8:43 ` Helge Hafting
2002-06-11 18:01 ` Robert Love
2002-06-12 7:57 ` Alan Cox
2002-06-12 8:01 ` Rusty Russell
[not found] <Pine.LNX.4.33.0206121226550.1533-100000@penguin.transmeta. com>
2002-06-12 21:29 ` Anton Altaparmakov
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