From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Arjan van de Ven <arjan@infradead.org>
Cc: akpm@osdl.org, ak@suse.de, mingo@elte.hu, linux-kernel@vger.kernel.org
Subject: Re: i386 PDA patches use of %gs
Date: Tue, 12 Sep 2006 00:48:45 -0700 [thread overview]
Message-ID: <4506665D.2090001@goop.org> (raw)
In-Reply-To: <1158046540.2992.5.camel@laptopd505.fenrus.org>
Arjan van de Ven wrote:
> Jeremy, is there a reason you're specifically using %gs and not %fs? If
> not, would you mind a switch to using %fs instead?
>
The main reason for using %gs was to take advantage of gcc's TLS
support. I intend to measure the cost of gs vs fs, and if there's a
significant difference I'll switch.
J
next prev parent reply other threads:[~2006-09-12 7:48 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-12 7:35 Arjan van de Ven
2006-09-12 7:48 ` Jeremy Fitzhardinge [this message]
2006-09-12 7:56 ` Arjan van de Ven
2006-09-12 8:31 ` Jeremy Fitzhardinge
2006-11-15 11:27 ` [PATCH] i386-pda UP optimization Eric Dumazet
2006-11-15 11:32 ` Andi Kleen
2006-11-15 17:20 ` Ingo Molnar
2006-11-15 17:24 ` Andi Kleen
2006-11-15 17:46 ` Eric Dumazet
2006-11-15 17:49 ` Ingo Molnar
2006-11-15 17:58 ` Eric Dumazet
2006-11-15 18:01 ` Ingo Molnar
2006-11-21 11:38 ` Eric Dumazet
2006-11-21 21:42 ` Jeremy Fitzhardinge
2006-11-21 21:52 ` Andi Kleen
2006-11-21 22:10 ` Jeremy Fitzhardinge
2006-11-21 21:58 ` Eric Dumazet
2006-11-21 23:12 ` Jeremy Fitzhardinge
2006-11-15 17:28 ` Jeremy Fitzhardinge
2006-11-15 17:32 ` Ingo Molnar
2006-11-15 17:59 ` Jeremy Fitzhardinge
2006-11-15 18:05 ` Eric Dumazet
2006-11-15 18:28 ` Jeremy Fitzhardinge
2006-11-15 18:31 ` Ingo Molnar
2006-11-15 18:01 ` Arjan van de Ven
2006-11-15 18:24 ` Jeremy Fitzhardinge
2006-11-15 19:06 ` Ingo Molnar
2006-11-17 0:24 ` Jeremy Fitzhardinge
2006-11-15 17:52 ` Jeremy Fitzhardinge
2006-11-28 23:12 ` Jeremy Fitzhardinge
2006-11-29 9:30 ` Eric Dumazet
2006-11-29 9:56 ` Jeremy Fitzhardinge
2006-09-13 1:00 ` i386 PDA patches use of %gs Jeremy Fitzhardinge
2006-09-13 9:59 ` Ingo Molnar
2006-09-13 16:17 ` Jeremy Fitzhardinge
2006-11-15 18:26 ` Ingo Molnar
2006-11-15 18:29 ` Ingo Molnar
2006-11-15 18:43 ` Jeremy Fitzhardinge
2006-11-15 18:44 ` Ingo Molnar
2006-11-15 18:39 ` Jeremy Fitzhardinge
2006-11-15 18:43 ` Ingo Molnar
2006-11-15 18:49 ` Jeremy Fitzhardinge
2006-11-15 18:49 ` Ingo Molnar
2006-11-15 19:00 ` Jeremy Fitzhardinge
2006-11-15 19:03 ` Ingo Molnar
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