Messages in this thread | | | Date | Sat, 3 Sep 2005 10:50:33 +0530 | From | Srivatsa Vaddagiri <> | Subject | Re: [PATCH 1/3] Updated dynamic tick patches - Fix lost tick calculation in timer_pm.c |
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On Sat, Sep 03, 2005 at 12:05:00AM -0400, Lee Revell wrote: > Are lost ticks really that common? If so, any idea what's disabling
It becomes common with a patch like dynamic ticks, where we purposefully skip ticks when CPU is idle. When the CPU wakes up, we have to regain the lost/skipped ticks and thats where I ran into incorrect lost-tick calculation issues.
> interrupts for so long (or if it's a hardware issue)? And if not, it > seems like you'd need an artificial way to simulate lost ticks in order > to test this stuff.
Dyn-tick patch is enought to simulate these lost ticks!
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Thanks and Regards, Srivatsa Vaddagiri, Linux Technology Center, IBM Software Labs, Bangalore, INDIA - 560017 - 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/
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