diff options
author | Ingo Molnar <mingo@elte.hu> | 2010-06-18 04:53:12 -0400 |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-06-18 04:53:19 -0400 |
commit | 646b1db4956ba8bf748b835b5eba211133d91c2e (patch) | |
tree | 061166d873d9da9cf83044a7593ad111787076c5 /kernel/sched.c | |
parent | 0f2c3de2ba110626515234d5d584fb1b0c0749a2 (diff) | |
parent | 7e27d6e778cd87b6f2415515d7127eba53fe5d02 (diff) |
Merge commit 'v2.6.35-rc3' into perf/core
Merge reason: Go from -rc1 base to -rc3 base, merge in fixes.
Diffstat (limited to 'kernel/sched.c')
-rw-r--r-- | kernel/sched.c | 24 |
1 files changed, 6 insertions, 18 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index d3c120f1bf53..3c5d34a4e932 100644 --- a/kernel/sched.c +++ b/kernel/sched.c | |||
@@ -544,6 +544,8 @@ struct rq { | |||
544 | struct root_domain *rd; | 544 | struct root_domain *rd; |
545 | struct sched_domain *sd; | 545 | struct sched_domain *sd; |
546 | 546 | ||
547 | unsigned long cpu_power; | ||
548 | |||
547 | unsigned char idle_at_tick; | 549 | unsigned char idle_at_tick; |
548 | /* For active balancing */ | 550 | /* For active balancing */ |
549 | int post_schedule; | 551 | int post_schedule; |
@@ -1499,24 +1501,9 @@ static unsigned long target_load(int cpu, int type) | |||
1499 | return max(rq->cpu_load[type-1], total); | 1501 | return max(rq->cpu_load[type-1], total); |
1500 | } | 1502 | } |
1501 | 1503 | ||
1502 | static struct sched_group *group_of(int cpu) | ||
1503 | { | ||
1504 | struct sched_domain *sd = rcu_dereference_sched(cpu_rq(cpu)->sd); | ||
1505 | |||
1506 | if (!sd) | ||
1507 | return NULL; | ||
1508 | |||
1509 | return sd->groups; | ||
1510 | } | ||
1511 | |||
1512 | static unsigned long power_of(int cpu) | 1504 | static unsigned long power_of(int cpu) |
1513 | { | 1505 | { |
1514 | struct sched_group *group = group_of(cpu); | 1506 | return cpu_rq(cpu)->cpu_power; |
1515 | |||
1516 | if (!group) | ||
1517 | return SCHED_LOAD_SCALE; | ||
1518 | |||
1519 | return group->cpu_power; | ||
1520 | } | 1507 | } |
1521 | 1508 | ||
1522 | static int task_hot(struct task_struct *p, u64 now, struct sched_domain *sd); | 1509 | static int task_hot(struct task_struct *p, u64 now, struct sched_domain *sd); |
@@ -1854,8 +1841,8 @@ static void dec_nr_running(struct rq *rq) | |||
1854 | static void set_load_weight(struct task_struct *p) | 1841 | static void set_load_weight(struct task_struct *p) |
1855 | { | 1842 | { |
1856 | if (task_has_rt_policy(p)) { | 1843 | if (task_has_rt_policy(p)) { |
1857 | p->se.load.weight = prio_to_weight[0] * 2; | 1844 | p->se.load.weight = 0; |
1858 | p->se.load.inv_weight = prio_to_wmult[0] >> 1; | 1845 | p->se.load.inv_weight = WMULT_CONST; |
1859 | return; | 1846 | return; |
1860 | } | 1847 | } |
1861 | 1848 | ||
@@ -7605,6 +7592,7 @@ void __init sched_init(void) | |||
7605 | #ifdef CONFIG_SMP | 7592 | #ifdef CONFIG_SMP |
7606 | rq->sd = NULL; | 7593 | rq->sd = NULL; |
7607 | rq->rd = NULL; | 7594 | rq->rd = NULL; |
7595 | rq->cpu_power = SCHED_LOAD_SCALE; | ||
7608 | rq->post_schedule = 0; | 7596 | rq->post_schedule = 0; |
7609 | rq->active_balance = 0; | 7597 | rq->active_balance = 0; |
7610 | rq->next_balance = jiffies; | 7598 | rq->next_balance = jiffies; |