From: Jeff Garzik <jgarzik@mandrakesoft.com>
To: Neil Brown <neilb@cse.unsw.edu.au>
Cc: ryan <ryan@netidea.com>,
linux-kernel@vger.kernel.org, linux-raid@vger.kernel.org
Subject: Re: Kernel 2.4.0test10 crash (RAID+SMP)
Date: Mon, 06 Nov 2000 04:00:08 -0500 [thread overview]
Message-ID: <3A067318.E9C6ADDF@mandrakesoft.com> (raw)
In-Reply-To: <1459.973469046@kao2.melbourne.sgi.com> <3A060BE5.8877F477@netidea.com> <14854.8617.282831.205647@notabene.cse.unsw.edu.au>
Neil Brown wrote:
> It looks like an interupt is happening while another interrupt is
> happening, which should be impossible... but it isn't.
If multiple interrupts are hitting a single code path (like IDE irqs 14
-and- 15), you definitely have to think about that. The reentrancy
guarantee only exists when a single IRQ is assigned to a single
handler...
Jeff
--
Jeff Garzik | Dinner is ready when
Building 1024 | the smoke alarm goes off.
MandrakeSoft | -/usr/games/fortune
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next prev parent reply other threads:[~2000-11-06 9:01 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-11-05 21:08 Kernel 2.4.0test10 crash (RAID+SMP) ryan
2000-11-06 0:04 ` Keith Owens
2000-11-06 1:39 ` ryan
2000-11-06 3:12 ` Neil Brown
2000-11-06 0:09 ` ryan
2000-11-06 9:00 ` Jeff Garzik [this message]
2000-11-06 9:40 ` Andre Hedrick
2000-11-06 22:19 ` Neil Brown
2000-11-06 11:51 ` Jason Straight
-- strict thread matches above, loose matches on Subject: below --
2000-11-07 0:02 Ion Badulescu
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