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sched: Hook sched_balance_self() into sched_class::select_task_rq()

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Rather ugly patch to fully place the sched_balance_self() code
inside the fair class.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Peter Zijlstra
2009-09-10 13:42:00 +02:00
committed by Ingo Molnar
parent aaee1203ca
commit 5f3edc1b1e
5 changed files with 20 additions and 11 deletions
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3
include/linux/sched.h
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@@ -811,6 +811,7 @@ enum cpu_idle_type {
#define SD_SERIALIZE 0x0400 /* Only a single load balancing instance */
#define SD_WAKE_IDLE_FAR 0x0800 /* Gain latency sacrificing cache hit */
#define SD_PREFER_SIBLING 0x1000 /* Prefer to place tasks in a sibling domain */
#define SD_BALANCE_WAKE 0x2000 /* Balance on wakeup */
enum powersavings_balance_level {
POWERSAVINGS_BALANCE_NONE = 0, /* No power saving load balance */
@@ -1032,7 +1033,7 @@ struct sched_class {
void (*put_prev_task) (struct rq *rq, struct task_struct *p);
#ifdef CONFIG_SMP
int (*select_task_rq)(struct task_struct *p, int sync);
int (*select_task_rq)(struct task_struct *p, int flag, int sync);
unsigned long (*load_balance) (struct rq *this_rq, int this_cpu,
struct rq *busiest, unsigned long max_load_move,