Re: athlon x2 + 2.6.14 + SMP = fast clock

From: Arkadiusz Miskiewicz
Date: Mon Nov 21 2005 - 04:28:09 EST


On Monday 21 November 2005 02:48, Christopher Mulcahy wrote:
> I am using arch amd64.
>
> I applied this patch.
>
> http://bugzilla.kernel.org/attachment.cgi?id=6061&action=view
>
> It applies to 2.6.14.2 so long as you remove the static declaration of
> 'int disable_timer_pin_1'
>
> It appears to have solved my problem.

I wonder is this is x86_64 only problem?

I'm having the same problem on dual xeon 1.8GHz i686 with HT enabled, kernel
2.6.14.2-4smp. Clock runs twice fast. Previously I was using 2.6.11 kernel
with no such problem.

cmdline is: acpi=ht nmi_watchdog=1

Unfortunately I can't do any testing right now on this machine but I'll try
acpi_skip_timer_override cmdline option as soon as I can.

> Chris

00:00.0 Host bridge: Intel Corporation E7500 Memory Controller Hub (rev 03)
00:02.0 PCI bridge: Intel Corporation E7500/E7501 Hub Interface B PCI-to-PCI
Bridge (rev 03)
00:1d.0 USB Controller: Intel Corporation 82801CA/CAM USB (Hub #1) (rev 02)
00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev 42)
00:1f.0 ISA bridge: Intel Corporation 82801CA LPC Interface Controller (rev
02)
00:1f.1 IDE interface: Intel Corporation 82801CA Ultra ATA Storage Controller
(rev 02)
00:1f.3 SMBus: Intel Corporation 82801CA/CAM SMBus Controller (rev 02)
01:01.0 Ethernet controller: Intel Corporation 82557/8/9 [Ethernet Pro 100]
(rev 10)
01:02.0 VGA compatible controller: ATI Technologies Inc Rage XL (rev 27)
02:1c.0 PIC: Intel Corporation 82870P2 P64H2 I/OxAPIC (rev 03)
02:1d.0 PCI bridge: Intel Corporation 82870P2 P64H2 Hub PCI Bridge (rev 03)
02:1e.0 PIC: Intel Corporation 82870P2 P64H2 I/OxAPIC (rev 03)
02:1f.0 PCI bridge: Intel Corporation 82870P2 P64H2 Hub PCI Bridge (rev 03)
03:03.0 Fibre Channel: QLogic Corp. QLA2312 Fibre Channel Adapter (rev 02)
04:01.0 Ethernet controller: Intel Corporation 82545EM Gigabit Ethernet
Controller (Copper) (rev 01)

# cat /proc/interrupts
CPU0 CPU1 CPU2 CPU3
0: 47938745 0 0 0 IO-APIC-edge timer
2: 0 0 0 0 XT-PIC cascade
4: 41666 0 0 0 IO-APIC-edge serial
8: 3 0 0 0 IO-APIC-edge rtc
145: 0 0 0 0 IO-APIC-level
uhci_hcd:usb1
153: 49053282 0 0 0 IO-APIC-level eth0
169: 3839290 0 0 0 IO-APIC-level qla2300
177: 45129167 0 0 0 IO-APIC-level eth1
NMI: 47939763 47939734 47939732 47939731
LOC: 47943502 47944012 47944469 47944277
ERR: 0
MIS: 0


--
Arkadiusz Miśkiewicz PLD/Linux Team
http://www.t17.ds.pwr.wroc.pl/~misiek/ http://ftp.pld-linux.org/
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