Messages in this thread | | | Date | Mon, 13 Jan 2003 19:48:31 +0100 | From | Jens Axboe <> | Subject | Re: any chance of 2.6.0-test*? |
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On Mon, Jan 13 2003, Zwane Mwaikambo wrote: > On Mon, 13 Jan 2003, Jens Axboe wrote: > > > On Mon, Jan 13 2003, Terje Eggestad wrote: > > > > > I have the console on a serial port, and a terminal server. With kdb, > > > > > you can enter the kernel i kdb even when deadlocked. > > > > > > > > Even if spinning with interrupt disabled? > > > > > > Haven't painted myself into that corner yet. Doubt it, very much. > > > > These are the nasty hangs, total lockup and no info at all if it wasn't > > for the nmi watchdog triggering. That alone is reason enough for me :-) > > It uses NMI's to break into the debugger, so it would also work with > interrupts disabled and spinning on a lock, the same is also true for > kgdb.
But still requiring up-apic, or smp with apic, right?
-- Jens Axboe
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