From: "David S. Miller" <davem@redhat.com>
To: pavel@suse.cz
Cc: davidm@hpl.hp.com, anton@samba.org, linux-kernel@vger.kernel.org,
zippel@linux-m68k.org
Subject: Re: thread_info implementation
Date: Tue, 12 Feb 2002 16:46:36 -0800 (PST) [thread overview]
Message-ID: <20020212.164636.21927297.davem@redhat.com> (raw)
In-Reply-To: <20020212171421.GE148@elf.ucw.cz>
In-Reply-To: <15464.34183.282646.869983@napali.hpl.hp.com> <20020211.190449.55725714.davem@redhat.com> <20020212171421.GE148@elf.ucw.cz>
From: Pavel Machek <pavel@suse.cz>
Date: Tue, 12 Feb 2002 18:14:22 +0100
> The thing is going to be fully hot in the cache all the time, there
> is no way you'll take a cache miss for this dereference.
So you essentially made your cache one cacheline smaller.
Not at all, that cacheline has to be in the cache anyways because
it also holds all the other information which needs to be accessed
during trap entry/exit.
Try again.
next prev parent reply other threads:[~2002-02-13 0:48 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-02-11 21:08 Roman Zippel
2002-02-11 20:50 ` Anton Blanchard
2002-02-12 0:01 ` Roman Zippel
2002-02-12 0:10 ` David Howells
2002-02-12 0:22 ` Roman Zippel
2002-02-12 0:46 ` David S. Miller
2002-02-12 0:57 ` Roman Zippel
2002-02-12 0:57 ` David S. Miller
2002-02-12 1:10 ` Roman Zippel
2002-02-12 13:01 ` Bjorn Wesen
2002-02-12 13:49 ` David S. Miller
2002-02-12 1:01 ` David Mosberger
2002-02-12 1:21 ` David Mosberger
2002-02-12 1:36 ` David Mosberger
2002-02-12 1:53 ` David Mosberger
2002-02-12 2:30 ` David Mosberger
2002-02-12 2:46 ` David Mosberger
2002-02-12 3:01 ` David Mosberger
2002-02-12 3:18 ` David Mosberger
2002-02-12 3:32 ` David Mosberger
2002-02-12 4:16 ` David Mosberger
2002-02-12 4:33 ` David Mosberger
2002-02-12 5:26 ` Richard Henderson
2002-02-12 5:50 ` David Mosberger
2002-02-13 11:18 ` Anton Blanchard
2002-02-12 5:32 ` David S. Miller
2002-02-12 5:57 ` Richard Henderson
2002-02-12 2:49 ` Davide Libenzi
2002-02-12 1:07 ` David S. Miller
2002-02-12 1:32 ` David S. Miller
2002-02-12 1:41 ` David S. Miller
2002-02-12 2:22 ` David S. Miller
2002-02-12 2:36 ` David S. Miller
2002-02-12 2:51 ` David S. Miller
2002-02-12 3:04 ` David S. Miller
2002-02-12 3:23 ` David S. Miller
2002-02-12 3:42 ` David S. Miller
2002-02-12 4:21 ` David S. Miller
2002-02-12 17:14 ` Pavel Machek
2002-02-13 0:46 ` David S. Miller [this message]
2002-02-13 1:30 ` Roman Zippel
2002-02-12 9:12 ` Roman Zippel
2002-02-12 9:30 ` Jeff Garzik
2002-02-12 10:14 ` Roman Zippel
2002-02-12 13:21 ` David Howells
2002-02-12 19:15 ` David Mosberger
2002-02-12 19:38 ` David Howells
-- strict thread matches above, loose matches on Subject: below --
2002-02-11 17:39 Arkadiy Chapkis - Arc
2002-02-11 20:19 ` Robert Love
2002-02-11 20:42 ` Luigi Genoni
2002-02-11 20:48 ` Robert Love
2002-02-11 23:37 ` Jeff Garzik
2002-02-11 23:49 ` Richard Henderson
2002-02-12 0:09 ` Dave Jones
2002-02-12 0:20 ` Jeff Garzik
2002-02-12 0:24 ` Dave Jones
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