Messages in this thread | | | Date | Thu, 17 Oct 2002 00:49:56 -0400 (EDT) | From | Zwane Mwaikambo <> | Subject | Re: 2.5.43 IO-APIC bug and spinlock deadlock |
| |
On Wed, 16 Oct 2002, Doug Ledford wrote:
> IO-APIC bug: regular kernel, UP, no IO-APIC or APIC on UP enabled, compile > fails (does *everyone* run SMP or at least UP + APIC now?) > > spinlock deadlock: run an smp kernel on a up machine. On mine here all I > have to do is try to boot to multiuser mode, it won't make it through the > startup scripts before it locks up by trying to reenter common_interrupt > on the only CPU. Seems like an SMP kernel on UP hardware doesn't disable > interrupts properly maybe? I get task lists via alt-sysreq when the > machine should be hardlocked I think. Anyway, this is what has been > tricking me into thinking I had an IDE problem. IDE is innocent, it's the > core interrupt handling code.
Hmm i'm running an SMP kernel on a UP (only Local-APIC present) and the machine is currently running X. I've gotten an SMP kernel on a UP box without any APICs to also go multiuser too (currently 30 minutes uptime).
Zwane -- function.linuxpower.ca
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |