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From: "Heater, Daniel (IndSys, GEFanuc, VMIC)" <Daniel.Heater@gefanuc.com>
To: "'Patrick Jennings'" <jennings@red-river.com>,
       LKML <linux-kernel@vger.kernel.org>
Subject: RE: Userland ISRs
Date: Thu, 17 Oct 2002 10:19:20 -0400
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> This all works well and good, execpt when the isr bit is already true when
> isrs are enabled.  Then as soon as they are enabled the isr routine gets
> called, before the sleep has got a chance to get set up.  Any ideas around
> this?

http://www.xml.com/ldd/chapter/book/ch09.html

Read the section about going to sleep without races.
I think you'll find the solution there.
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