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Commit 006c75f1 authored by Andrew Morton's avatar Andrew Morton Committed by Ingo Molnar
Browse files

sched: clarify ifdef tangle 



- Add some comments to try to make the ifdef puzzle a bit clearer

- Explicitly inline one of the three init_hrtick() implementations.

Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent caea8a03

kernel/sched.c

+3 −3
Original line number Diff line number Diff line
@@ -1102,7 +1102,7 @@ static void hrtick_start(struct rq *rq, u64 delay) 
	hrtimer_start(&rq->hrtick_timer, ns_to_ktime(delay), HRTIMER_MODE_REL);

}



static void init_hrtick(void)

static inline void init_hrtick(void)

{

}

#endif /* CONFIG_SMP */
@@ -1121,7 +1121,7 @@ static void init_rq_hrtick(struct rq *rq) 
	rq->hrtick_timer.function = hrtick;

	rq->hrtick_timer.cb_mode = HRTIMER_CB_IRQSAFE_NO_SOFTIRQ;

}

#else

#else	/* CONFIG_SCHED_HRTICK */

static inline void hrtick_clear(struct rq *rq)

{

}
@@ -1133,7 +1133,7 @@ static inline void init_rq_hrtick(struct rq *rq) 
static inline void init_hrtick(void)

{

}

#endif

#endif	/* CONFIG_SCHED_HRTICK */



/*

 * resched_task - mark a task 'to be rescheduled now'.