Messages in this thread | | | Date | Fri, 13 Oct 2006 19:32:17 +0200 | From | "Marko Vrh" <> | Subject | Bug: <NULL>-edge in /proc/interrupts |
| |
On x86_64, kernel 2.6.19-rc1-git11 (but it's been like that since -rc1, i think), /proc/interrupts shows:
0: 25980801 <NULL>-edge timer
It used to be Local-APIC-edge. The local APIC is used due to a chipset bug (ATI RS480/SB400).
Regards. --Marko
(Please cc: me in replies, i'm not on the list)
/proc/interrupts in full: CPU0 0: 25980801 <NULL>-edge timer 1: 32668 IO-APIC-edge i8042 8: 0 IO-APIC-edge rtc 12: 27763 IO-APIC-edge i8042 14: 640128 IO-APIC-edge libata 15: 23 IO-APIC-edge libata 17: 8761 IO-APIC-fasteoi ATI IXP 19: 74283 IO-APIC-fasteoi ehci_hcd:usb1, ohci_hcd:usb2, ohci_hcd:usb3 20: 1 IO-APIC-fasteoi yenta 21: 96860 IO-APIC-fasteoi acpi 23: 7966724 IO-APIC-fasteoi eth0 NMI: 1823 LOC: 25976459 ERR: 234
Reason for using local APIC:
..MP-BIOS bug: 8254 timer not connected to IO-APIC Using local APIC timer interrupts. result 12469249 Detected 12.469 MHz APIC timer. - 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/
| |