sched: Disable lb_bias feature for full dynticks

If we run in full dynticks mode, we have no way to
update the CPU load stats as typically done by

Hence we need to force LB_BIAS sched feature to be off
because we can't rely on these statistics to measure a
CPU load in order to find a target for load balancing.

Instead, lets only rely on the current runqueue load

Signed-off-by: Frederic Weisbecker <>
Cc: Alessio Igor Bogani <>
Cc: Andrew Morton <>
Cc: Chris Metcalf <>
Cc: Christoph Lameter <>
Cc: Geoff Levand <>
Cc: Gilad Ben Yossef <>
Cc: Hakan Akkan <>
Cc: Ingo Molnar <>
Cc: Li Zhong <>
Cc: Namhyung Kim <>
Cc: Paul E. McKenney <>
Cc: Paul Gortmaker <>
Cc: Peter Zijlstra <>
Cc: Steven Rostedt <>
Cc: Thomas Gleixner <>
2 files changed