Re: [PATCH 00 of 31] x86: unification and xen updates

From: Ingo Molnar
Date: Fri Mar 21 2008 - 09:18:01 EST



* Jeremy Fitzhardinge <jeremy@xxxxxxxx> wrote:

>> so either figure out the bug by review or try turning your IRQ#0 into
>> a screaming one for debug purposes. (hint: turning irq#0's trigger
>> mode from 'edge' to 'level' in mpparse.c or ioapic.c does wonders to
>> that end ;-)
>
> Hm. I think the problem was that the patch changed the ordering so
> that the %ebp fault test was happening with interrupts disabled,
> meaning that any fault-in would happen with interrupts disabled.
>
> Could you tell me if this revised patch still provokes a problem?

it's looking good so far - queued it up.

Ingo
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