Messages in this thread | ![/](/images/icornerl.gif) | | Date | Wed, 30 Jul 2003 21:20:33 +0200 (MEST) | From | Mikael Pettersson <> | Subject | Re: [PATCH] NMI watchdog documentation |
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On Tue, 29 Jul 2003 20:53:19 +0300, Ville Herva wrote: >On Tue, Jul 29, 2003 at 06:06:30PM +0200, you [Andi Kleen] wrote: >> > Andi, you have the numbers mixed up. mode 1 is I/O-APIC, mode 2 is local APIC, >> > and x86-64 defaults nmi_watchdog to I/O-APIC mode. >> > Now, is it the I/O-APIC or local APIC watchdog that doesn't work in x86-64? >> >> Right, 1 and 2 need to be exchanged. Anyways local apic mode does not seem >> to work, the kernel always reportss "NMI stuck" at bootup. >> IO APIC mode for is default. ... >+For x86-64, the needed APIC is always compiled in, and the NMI watchdog is >+always enabled with perfctr mode. Currently, mode=1 does not work on x86-64.
Didn't Andi just say it's the other way around? nmi_watchdog=1 (I/O-APIC) by default since nmi_watchdog=2 (local APIC) doesn't work.
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