Messages in this thread | | | Date | Fri, 30 Jul 1999 12:42:33 +0200 | From | Ove Ewerlid <> | Subject | Re: APICs |
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Elena Nistal wrote: > > Hi all, > I am trying to get one of the two CPUs of my linux box isolated from > interrupts. Sp I have made some changes in the io_apic.c and smp.c > files of my linux-2.1.131 kernel. But when I make a 'cat > /proc/interrupts' this is what it lists:
If you want complete and final isolation for the non boot CPU´s, how about modifying:
#define PIC_IRQS ((1<<2)|(1<<13))
in arch/i386/kernel/io_apic.c. Each set bit disables IOAPIC processing for that particular interrupt!
Ove
-- Ove Ewerlid Ove.Ewerlid@syscon.uu.se or Ove.Ewerlid@signal.uu.se Phone: +46 70 666 23 63, Fax: +46 18 503 611, +46 18 555 096
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