Date: Mon, 11 Sep 2000 13:18:37 +1100 (EST) From: Bruce Evans <bde@zeta.org.au> To: Ben Smithurst <ben@FreeBSD.ORG> Cc: current@FreeBSD.ORG Subject: Re: page fault in sched_ithd Message-ID: <Pine.BSF.4.21.0009111312230.401-100000@besplex.bde.org> In-Reply-To: <20000909210619.F77593@strontium.scientia.demon.co.uk>
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On Sat, 9 Sep 2000, Ben Smithurst wrote: > After poking around a bit with remote GDB, this seems to be caused by a > stray IRQ 7, since irq == 7, ir == ithds[irq] == NULL, ir->foo == BOOM. > > The attached rather crude patch has "fixed" the problem for now, but > does anyone have any suggestions for a real fix? The stray interrupt handler needs to have a thread, or stray interrupts need to be handled as traps. Stray interrupts are more like NMIs than normal interrupts, and NMIs are already (mis)handled as traps. Bruce To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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