ead processes. The problem is quickly reproducible with the messaging benchmark using the multithread mode "-t" : perf sched record perf bench sched messaging -t Signed-off-by: Frederic Weisbecker Cc: Ingo Molnar Cc: Peter Zijlstra Cc: Arnaldo Carvalho de Melo Cc: Paul Mackerras Cc: Tom Zanussi Cc: Stephane Eranian €<}˜œDx