On Fri, May 09, 2014 at 03:00:14AM +0400, Kirill Tkhai wrote: > Sometimes nr_running may cross 2 but interrupt is not being > sent to rq's cpu. In this case we don't reenable timer. > Looks like, this may be a reason of rare unexpected effects, > if nohz is enabled. > > Patch replaces all places of direct changing of nr_running > and makes add_nr_running() caring about crossing border. > > Signed-off-by: Kirill Tkhai <[email protected]> > CC: Frederic Weisbecker <[email protected]> > CC: Peter Zijlstra <[email protected]> > CC: Ingo Molnar <[email protected]>
Thanks!
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