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| author | David S. Miller <davem@davemloft.net> | 2009-02-03 00:15:35 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-02-03 00:15:35 -0800 |
| commit | b3ff29d2ccfe3af065a9b393699a8fbf2abd1b15 (patch) | |
| tree | 99e5b423473097756353d038f922b2623f3edd2a /kernel/sched.c | |
| parent | 1bded710a574f20d41bc9e7fb531301db282d623 (diff) | |
| parent | fb53fde9762432d091dac209bdf4f3f850117c55 (diff) | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/Kconfig
Diffstat (limited to 'kernel/sched.c')
| -rw-r--r-- | kernel/sched.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index 52bbf1c842a..242d0d47a70 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -2266,6 +2266,16 @@ static int try_to_wake_up(struct task_struct *p, unsigned int state, int sync) if (!sched_feat(SYNC_WAKEUPS)) sync = 0; + if (!sync) { + if (current->se.avg_overlap < sysctl_sched_migration_cost && + p->se.avg_overlap < sysctl_sched_migration_cost) + sync = 1; + } else { + if (current->se.avg_overlap >= sysctl_sched_migration_cost || + p->se.avg_overlap >= sysctl_sched_migration_cost) + sync = 0; + } + #ifdef CONFIG_SMP if (sched_feat(LB_WAKEUP_UPDATE)) { struct sched_domain *sd; |