From: Andi Kleen <ak@suse.de>
To: David Weinehall <tao@acc.umu.se>
Cc: Andi Kleen <ak@suse.de>, Alan Cox <alan@lxorguk.ukuu.org.uk>,
Linus Torvalds <torvalds@transmeta.com>,
David Howells <dhowells@cambridge.redhat.com>,
Andrew Morton <andrewm@uow.edu.au>, Ben LaHaise <bcrl@redhat.com>,
Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] i386 rw_semaphores fix
Date: Wed, 11 Apr 2001 03:04:30 +0200 [thread overview]
Message-ID: <20010411030430.A29239@gruyere.muc.suse.de> (raw)
In-Reply-To: <20010410220551.A24251@gruyere.muc.suse.de> <E14n6Be-0005Ir-00@the-village.bc.nu> <20010411020058.B28670@gruyere.muc.suse.de> <20010411021318.A21221@khan.acc.umu.se> <20010411022028.A28874@gruyere.muc.suse.de> <20010411025632.C21221@khan.acc.umu.se>
In-Reply-To: <20010411025632.C21221@khan.acc.umu.se>; from tao@acc.umu.se on Wed, Apr 11, 2001 at 02:56:32AM +0200
On Wed, Apr 11, 2001 at 02:56:32AM +0200, David Weinehall wrote:
> My reasoning is that the choice of computer is a direct function of
> your financial situation. I can get hold of a lot of 386's/486's, but
> however old a Pentium may be, people are still reluctant to give away
> those. Doing the sometimes necessary updates on my 386:en is already
> painfully slow, and I'd rather not take another performance hit.
As long as you don't use multithreaded applications there is no performance
hit with a kernel-mode CMPXCHG handler. iirc most multithreaded applications
are either too bloated for a 386 anyways, or trivial so that it doesn't matter.
-Andi
next prev parent reply other threads:[~2001-04-11 1:04 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <3AD0FD0F.9B0C47FD@uow.edu.au>
2001-04-09 3:08 ` rw_semaphores Linus Torvalds
2001-04-09 4:18 ` rw_semaphores Linus Torvalds
2001-04-09 13:55 ` rw_semaphores Ben LaHaise
2001-04-10 2:41 ` rw_semaphores Tachino Nobuhiro
2001-04-10 5:43 ` rw_semaphores Linus Torvalds
2001-04-10 7:47 ` rw_semaphores David Howells
2001-04-10 18:02 ` [PATCH] i386 rw_semaphores fix David Howells
2001-04-10 19:42 ` Linus Torvalds
2001-04-10 19:56 ` x86 cpu configuration (was: Re: [PATCH] i386 rw_semaphores fix) Jeff Garzik
2001-04-10 21:58 ` Alan Cox
2001-04-10 20:05 ` [PATCH] i386 rw_semaphores fix Andi Kleen
2001-04-10 20:16 ` Linus Torvalds
2001-04-10 22:00 ` Alan Cox
2001-04-11 0:00 ` Andi Kleen
2001-04-11 0:13 ` David Weinehall
2001-04-11 0:20 ` Andi Kleen
2001-04-11 0:56 ` David Weinehall
2001-04-11 1:04 ` Andi Kleen [this message]
2001-04-11 12:32 ` Alan Cox
2001-04-11 0:55 ` Linus Torvalds
2001-04-11 1:07 ` Andi Kleen
2001-04-11 1:12 ` Linus Torvalds
2001-04-11 1:23 ` Andi Kleen
2001-04-11 12:36 ` Alan Cox
2001-04-11 18:05 ` H. Peter Anvin
2001-04-11 12:28 ` Alan Cox
2001-04-11 18:06 ` H. Peter Anvin
2001-04-11 22:06 ` Alan Cox
2001-04-11 22:42 ` H. Peter Anvin
2001-04-11 22:55 ` Alan Cox
2001-04-10 21:57 ` Alan Cox
2001-04-11 0:40 ` Tim Wright
2001-04-11 7:38 ` David Howells
2001-04-11 12:24 ` Maciej W. Rozycki
2001-04-11 12:57 ` [PATCH] 2nd try: " David Howells
2001-04-11 16:37 ` [PATCH] 3rd " David Howells
2001-04-11 21:41 ` [PATCH] 4th " David Howells
2001-04-12 18:16 ` Andrew Morton
2001-04-11 23:00 ` [PATCH] 3rd " Anton Blanchard
2001-04-12 15:06 ` [PATCH] i386 rw_semaphores, general abstraction patch David Howells
2001-04-11 16:56 ` [PATCH] i386 rw_semaphores fix Andrew Morton
2001-04-11 17:36 ` David Howells
2001-04-11 18:41 ` Linus Torvalds
2001-04-11 21:27 ` David Howells
2001-04-16 14:39 ` rw_semaphores yodaiken
2001-04-16 14:56 ` rw_semaphores Alan Cox
2001-04-16 17:05 ` rw_semaphores Linus Torvalds
2001-04-16 17:34 ` rw_semaphores yodaiken
2001-04-16 17:26 ` rw_semaphores Andrew Morton
2001-04-10 6:33 ` rw_semaphores Tachino Nobuhiro
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