Messages in this thread | | | Date | Thu, 11 Nov 2004 00:30:45 +0100 | From | Pavel Machek <> | Subject | Re: IO_APIC NMI Watchdog not handled by suspend/resume. |
| |
Hi!
> Tracking down SMP problems, I've found that if you boot with > nmi_watchdog=1 (IO_APIC), the watchdog continues to run while suspend is > doing sensitive things like restoring the original kernel. I don't know > enough to provide a patch to disable it so thought I'd ask if someone > could volunteer to fix this?
When we debated this at x86-64 lists, our conclusion was 'critical section should take less than 5 seconds, and watchdog only touches its own variables, so stopping it should not be needed'. [on x86-64, watchdog is enabled even on up].
Pavel -- People were complaining that M$ turns users into beta-testers... ...jr ghea gurz vagb qrirybcref, naq gurl frrz gb yvxr vg gung jnl! - 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/
| |