[PATCH 10/10] nohz: Warn on illegal timekeeper switch in nohz full

2014-07-28 Thread Frederic Weisbecker
In full dynticks idle mode, the timekeeper should never be set to another CPU than 0. Lets enforce that through a dedicated mutator. Acked-by: Paul E. McKenney Cc: Ingo Molnar Cc: Nicolas Pitre Cc: Paul E. McKenney Cc: Peter Zijlstra Cc: Steven Rostedt Cc: Thomas Gleixner Cc: Viresh Kumar

Re: [PATCH 10/10] nohz: Warn on illegal timekeeper switch in nohz full

2014-07-21 Thread Paul E. McKenney
On Sat, Jul 19, 2014 at 02:44:21AM +0200, Frederic Weisbecker wrote: > In full dynticks idle mode, the timekeeper should never be set to another > CPU than 0. > > Lets enforce that through a dedicated mutator. > > Cc: Ingo Molnar > Cc: Paul E. McKenney > Cc: Peter Zijlstra > Cc: Steven Rostedt

[PATCH 10/10] nohz: Warn on illegal timekeeper switch in nohz full

2014-07-18 Thread Frederic Weisbecker
In full dynticks idle mode, the timekeeper should never be set to another CPU than 0. Lets enforce that through a dedicated mutator. Cc: Ingo Molnar Cc: Paul E. McKenney Cc: Peter Zijlstra Cc: Steven Rostedt Cc: Thomas Gleixner Cc: Viresh Kumar Signed-off-by: Frederic Weisbecker --- kerne