Commit 138a8aeb authored by Ingo Molnar's avatar Ingo Molnar
Browse files

sched: add cfs_rq ops 



add the set_task_cfs_rq() abstraction needed by CONFIG_FAIR_GROUP_SCHED.

(not activated yet)

Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 41b86e9c

kernel/sched.c

+12 −0
Original line number Diff line number Diff line
@@ -449,6 +449,18 @@ static inline unsigned long long rq_clock(struct rq *rq) 
#define task_rq(p)		cpu_rq(task_cpu(p))

#define cpu_curr(cpu)		(cpu_rq(cpu)->curr)



#ifdef CONFIG_FAIR_GROUP_SCHED

/* Change a task's ->cfs_rq if it moves across CPUs */

static inline void set_task_cfs_rq(struct task_struct *p)

{

	p->se.cfs_rq = &task_rq(p)->cfs;

}

#else

static inline void set_task_cfs_rq(struct task_struct *p)

{

}

#endif



#ifndef prepare_arch_switch

# define prepare_arch_switch(next)	do { } while (0)

#endif