Messages in this thread Patch in this message | | | Date | Mon, 1 Feb 1999 20:41:34 +0100 (CET) | From | MOLNAR Ingo <> | Subject | Re: [patch] SMP fixes 2.2.1 |
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On Mon, 1 Feb 1999, Rik van Riel wrote:
> > > Well, my Intel Neptune board with dual P120 doesn't reboot > > > with 2.2, but it did reboot with Linux 2.0 (according to > > > the previous owner). > > > > Ditto mine with a dual P90 - specifically if I say "noapic" it can reboot > > if I let it run APIC mode it cannot. It appears to be a BIOS problem. > > I seem to remember a "disabling symmetric mode" message > and several others from the linux-kernel mailing list.
does it happen with the attached patch too? (we have a problem i did not want to solve until 2.3 but we might have to)
Ingo
--- linux/arch/i386/kernel/io_apic.c.orig Tue Dec 29 16:37:07 1998 +++ linux/arch/i386/kernel/io_apic.c Mon Feb 1 20:42:55 1999 @@ -793,10 +799,12 @@ */ void init_pic_mode(void) { +#if 0 printk("disabling symmetric IO mode... "); outb_p(0x70, 0x22); outb_p(0x00, 0x23); printk("...done.\n"); +#endif } char ioapic_OEM_ID [16];
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