From: Neil Conway <nconway.list@ukaea.org.uk>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Martin Dalecki <dalecki@evision-ventures.com>,
Anton Altaparmakov <aia21@cantab.net>,
Russell King <rmk@arm.linux.org.uk>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] 2.5.15 IDE 61
Date: Wed, 15 May 2002 14:34:55 +0100 [thread overview]
Message-ID: <3CE263FF.FC17E7C0@ukaea.org.uk> (raw)
In-Reply-To: <E177yXY-0001t9-00@the-village.bc.nu>
Alan Cox wrote:
>
> > The problem is that with the busy flag on we are wasting quite
> > a significant amount of CPU time spinning around it for no good...
>
> Why spin on the busy flag. Instead you just let the person who clears
> the flag check the pending work and do it.
Isn't that what happens? Since when are we spinning on busy? Certainly
not in vanilla 2.5.14, unless I'm much mistaken.
Martin - I haven't read your last couple of patches yet but did you
really change it this drastically?
Neil
next prev parent reply other threads:[~2002-05-15 13:36 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-14 9:49 [PATCH] 2.5.15 IDE 61 Neil Conway
2002-05-14 8:52 ` Martin Dalecki
2002-05-14 10:12 ` Neil Conway
2002-05-14 9:30 ` Martin Dalecki
2002-05-14 11:10 ` Neil Conway
2002-05-14 10:21 ` Martin Dalecki
2002-05-14 11:38 ` Russell King
2002-05-14 10:49 ` Martin Dalecki
2002-05-14 12:10 ` Alan Cox
2002-05-14 11:11 ` Martin Dalecki
2002-05-14 12:47 ` Alan Cox
2002-05-14 12:30 ` Martin Dalecki
2002-05-15 14:43 ` Pavel Machek
2002-05-14 12:00 ` Russell King
2002-05-14 11:03 ` Martin Dalecki
2002-05-14 13:03 ` Neil Conway
2002-05-14 13:27 ` Andre Hedrick
2002-05-14 14:45 ` Alan Cox
2002-05-14 14:30 ` Martin Dalecki
2002-05-14 16:20 ` Neil Conway
2002-05-14 16:32 ` Jens Axboe
2002-05-14 16:47 ` Neil Conway
2002-05-14 16:51 ` Jens Axboe
2002-05-15 11:37 ` Neil Conway
2002-05-14 22:51 ` Mike Fedyk
2002-05-14 16:26 ` Jens Axboe
2002-05-14 19:34 ` Anton Altaparmakov
2002-05-15 6:16 ` Jens Axboe
2002-05-15 8:32 ` Anton Altaparmakov
2002-05-15 9:42 ` Martin Dalecki
2002-05-15 9:32 ` Martin Dalecki
2002-05-15 11:44 ` Neil Conway
2002-05-15 11:02 ` Martin Dalecki
2002-05-15 13:10 ` Alan Cox
2002-05-15 13:34 ` Neil Conway [this message]
2002-05-15 13:04 ` Martin Dalecki
2002-05-15 14:08 ` benh
2002-05-15 16:40 ` Denis Vlasenko
2002-05-15 11:55 ` Neil Conway
2002-05-17 7:07 ` Mike Fedyk
2002-05-17 11:06 ` Neil Conway
2002-05-17 10:12 ` Martin Dalecki
2002-05-14 16:03 ` Neil Conway
2002-05-14 16:46 ` Alan Cox
2002-05-14 12:52 ` Daniela Engert
-- strict thread matches above, loose matches on Subject: below --
2002-05-06 3:53 Linux-2.5.14 Linus Torvalds
2002-05-13 9:48 ` [PATCH] 2.5.15 IDE 61 Martin Dalecki
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