Variable 'capacity_margin' is used with read operation for most cases to calculate the capacity margin, put it into __read_mostly section.
Cc: Dietmar Eggemann <[email protected]> Cc: Morten Rasmussen <[email protected]> Cc: Chris Redpath <[email protected]> Cc: Joel Fernandes <[email protected]> Cc: Vincent Guittot <[email protected]> Signed-off-by: Leo Yan <[email protected]> --- kernel/sched/fair.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 70ba32e..ad03bf4 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -129,7 +129,7 @@ unsigned int sysctl_sched_cfs_bandwidth_slice = 5000UL; * * (default: ~20%) */ -unsigned int capacity_margin = 1280; +unsigned int capacity_margin __read_mostly = 1280; static inline void update_load_add(struct load_weight *lw, unsigned long inc) { -- 2.7.4
