> It looks like an interupt is happening while another interrupt is
> happening, which should be impossible... but it isn't.
Dont you love SMP? ;-)
>
> raid1.c:end_sync_write calls raid1_free_buff which calls
> spin_lock_irq()/spin_unlock_irq(), which unmasks interrupts. but
> end_sync_write is called from interupt context. This is bad.
>
> Try:
[patch goes here]
>
This infact fixes the problem completely. You probably already
suspected it did, but for verification it works like a charm. Inclusion
into 2.4.0test11/whatever would probably be a Good Thing.
-ryan
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