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authorIngo Molnar <mingo@elte.hu>2007-08-09 11:16:45 +0200
committerIngo Molnar <mingo@elte.hu>2007-08-09 11:16:45 +0200
commit0915c4e89d311948b67cdd4c183a2efbcafcc9f9 (patch)
treefc6175a3d735f738a113be089a6e534e3a351b11
parent4a2a4df7b6db25df8f3d5cc6dd0b096119359d92 (diff)
sched: batch sleeper bonus
batch up the sleeper bonus sum a bit more. Anything below sched-granularity is too small to make a practical difference anyway. this optimization reduces the math in high-frequency scheduling scenarios. Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--kernel/sched_fair.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index 6f579ff5a9b..9f401588d50 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -300,7 +300,7 @@ __update_curr(struct cfs_rq *cfs_rq, struct sched_entity *curr, u64 now)
delta_fair = calc_delta_fair(delta_exec, lw);
delta_mine = calc_delta_mine(delta_exec, curr->load.weight, lw);
- if (cfs_rq->sleeper_bonus > sysctl_sched_stat_granularity) {
+ if (cfs_rq->sleeper_bonus > sysctl_sched_granularity) {
delta = calc_delta_mine(cfs_rq->sleeper_bonus,
curr->load.weight, lw);
if (unlikely(delta > cfs_rq->sleeper_bonus))