On Mon, 2017-06-19 at 04:12 +0200, Frederic Weisbecker wrote: > The idle load balancing registration path assumes that we only stop > the > tick when the CPU is idle, ignoring the nohz full case. As a result, > a > nohz full CPU that is running a task may be chosen to perform idle > load > balancing. > > Lets make sure that only CPUs in dynticks idle mode can be picked as > idle load balancers.
Woah. Dang. > Signed-off-by: Frederic Weisbecker <[email protected]> > Cc: Thomas Gleixner <[email protected]> > Cc: Ingo Molnar <[email protected]> > Cc: Rik van Riel <[email protected]> > Cc: Peter Zijlstra <[email protected]> Acked-by: Rik van Riel <[email protected]> -- All rights reversed
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