From: Tachino Nobuhiro <tachino@open.nm.fujitsu.co.jp>
To: Linus Torvalds <torvalds@transmeta.com>
Cc: Tachino Nobuhiro <tachino@open.nm.fujitsu.co.jp>,
Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: rw_semaphores
Date: Tue, 10 Apr 2001 15:33:57 +0900 [thread overview]
Message-ID: <66gdjmay.wl@frostrubin.open.nm.fujitsu.co.jp> (raw)
In-Reply-To: <Pine.LNX.4.31.0104092242320.11520-100000@penguin.transmeta.com>
In-Reply-To: <y9t9easn.wl@frostrubin.open.nm.fujitsu.co.jp> <Pine.LNX.4.31.0104092242320.11520-100000@penguin.transmeta.com>
At Mon, 9 Apr 2001 22:43:53 -0700 (PDT),
Linus Torvalds wrote:
> The ordering is certainly possible, but if it happens,
> __down_read_failed() won't actually sleep, because it will notice that the
> value is positive and just return immediately. So it will do some
> unnecessary work (add itself to the wait-queue only to remove itself
> immediately again), but it will do the right thing.
>
> Linus
>
I understand. Thank you.
prev parent reply other threads:[~2001-04-10 6:34 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
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 ` Tachino Nobuhiro [this message]
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