Re: [PATCH v2 2/3] perf: use hrtimer for event multiplexing

From: Stephane Eranian
Date: Wed Sep 12 2012 - 10:48:00 EST

On Wed, Sep 12, 2012 at 4:44 PM, Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
> On Wed, 2012-09-12 at 16:43 +0200, Stephane Eranian wrote:
>> The hrtimer_active is used to prevent activating the timer multiple times
>> in a row.
> see hrtimer_active(), this should do what you want I think.

I need something that is true even when the hrtimer is not executing
the callback handler. I guess that may be the different between
hrtimer_active() vs. hrtimer_running()?
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at