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Merge branch 'sched/locking' into sched/core

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Merge reason: the rq locking changes are stable,
              propagate them into the .40 queue.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar
2011-04-18 14:53:18 +02:00
parent 3905c54f2b bd8e7dded8
commit 6ddafdaab3
216 changed files with 2087 additions and 2469 deletions
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24
include/linux/sched.h
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@@ -360,7 +360,7 @@ extern signed long schedule_timeout_interruptible(signed long timeout);
extern signed long schedule_timeout_killable(signed long timeout);
extern signed long schedule_timeout_uninterruptible(signed long timeout);
asmlinkage void schedule(void);
extern int mutex_spin_on_owner(struct mutex *lock, struct thread_info *owner);
extern int mutex_spin_on_owner(struct mutex *lock, struct task_struct *owner);
struct nsproxy;
struct user_namespace;
@@ -1038,8 +1038,12 @@ struct sched_domain;
#define WF_FORK 0x02 /* child wakeup after fork */
#define ENQUEUE_WAKEUP 1
#define ENQUEUE_WAKING 2
#define ENQUEUE_HEAD 4
#define ENQUEUE_HEAD 2
#ifdef CONFIG_SMP
#define ENQUEUE_WAKING 4 /* sched_class::task_waking was called */
#else
#define ENQUEUE_WAKING 0
#endif
#define DEQUEUE_SLEEP 1
@@ -1057,12 +1061,11 @@ struct sched_class {
void (*put_prev_task) (struct rq *rq, struct task_struct *p);
#ifdef CONFIG_SMP
int (*select_task_rq)(struct rq *rq, struct task_struct *p,
int sd_flag, int flags);
int (*select_task_rq)(struct task_struct *p, int sd_flag, int flags);
void (*pre_schedule) (struct rq *this_rq, struct task_struct *task);
void (*post_schedule) (struct rq *this_rq);
void (*task_waking) (struct rq *this_rq, struct task_struct *task);
void (*task_waking) (struct task_struct *task);
void (*task_woken) (struct rq *this_rq, struct task_struct *task);
void (*set_cpus_allowed)(struct task_struct *p,
@@ -1190,10 +1193,10 @@ struct task_struct {
int lock_depth; /* BKL lock depth */
#ifdef CONFIG_SMP
#ifdef __ARCH_WANT_UNLOCKED_CTXSW
int oncpu;
#endif
struct task_struct *wake_entry;
int on_cpu;
#endif
int on_rq;
int prio, static_prio, normal_prio;
unsigned int rt_priority;
@@ -1261,6 +1264,7 @@ struct task_struct {
/* Revert to default priority/policy when forking */
unsigned sched_reset_on_fork:1;
unsigned sched_contributes_to_load:1;
pid_t pid;
pid_t tgid;
@@ -2179,8 +2183,10 @@ extern void set_task_comm(struct task_struct *tsk, char *from);
extern char *get_task_comm(char *to, struct task_struct *tsk);
#ifdef CONFIG_SMP
void scheduler_ipi(void);
extern unsigned long wait_task_inactive(struct task_struct *, long match_state);
#else
static inline void scheduler_ipi(void) { }
static inline unsigned long wait_task_inactive(struct task_struct *p,
long match_state)
{