From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Nathan Bryant <nbryant@optonline.net>
Cc: Chris Wedgwood <cw@f00f.org>,
William Lee Irwin III <wli@holomorphy.com>,
LKML <linux-kernel@vger.kernel.org>,
Linus Torvalds <torvalds@osdl.org>
Subject: Re: [PATCH] i386 reduce spurious interrupt noise
Date: Thu, 02 Sep 2004 20:27:28 +0100 [thread overview]
Message-ID: <1094153248.5809.41.camel@localhost.localdomain> (raw)
In-Reply-To: <41377EF6.4010902@optonline.net>
On Iau, 2004-09-02 at 21:13, Nathan Bryant wrote:
> Right, spurious interrupts aren't a big deal on i386. They happen now
> and then with some devices because some hardware timing tolerances are a
> little too tight.
It also happens on a lot of hardware on the odd instance a non IRQ code
path clears down an interrupt just as its being raised. IDE does it now
and then for example.
next prev parent reply other threads:[~2004-09-02 20:33 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-02 19:28 [PATCH] i386 reduce spurious interrupt noise Chris Wedgwood
2004-09-02 19:34 ` William Lee Irwin III
2004-09-02 19:47 ` Chris Wedgwood
2004-09-02 19:52 ` William Lee Irwin III
2004-09-02 19:59 ` Chris Wedgwood
2004-09-02 20:13 ` Nathan Bryant
2004-09-02 19:27 ` Alan Cox [this message]
2004-09-02 20:32 ` Chris Wedgwood
2004-09-10 21:23 ` Maciej W. Rozycki
2004-09-10 23:10 ` Chris Wedgwood
2004-09-10 22:21 ` Alan Cox
2004-09-10 23:28 ` Chris Wedgwood
2004-09-11 13:36 ` Alan Cox
2004-09-11 0:14 ` Maciej W. Rozycki
2004-09-11 0:17 ` Chris Wedgwood
2004-09-11 0:33 ` Maciej W. Rozycki
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