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SubjectRe: Kernel 2.4.0test10 crash (RAID+SMP)
On Mon, 6 Nov 2000, Jeff Garzik wrote:

> 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...

This is likely the classic case where the driver hangs on to the global
lock way to lock because it is grabbed to early wrt what I am changing the
behavior to...


Andre Hedrick
CTO Timpanogas Research Group
EVP Linux Development, TRG
Linux ATA Development

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