linux_dsm_epyc7002/include/linux/sched/deadline.h
Juri Lelli 2726d6ce38 sched/deadline: Unify dl_time_before() usage
Move dl_time_before() static definition in include/linux/sched/deadline.h
so that it can be used by different parties without being re-defined.

Reported-by: Luca Abeni <luca.abeni@unitn.it>
Signed-off-by: Juri Lelli <juri.lelli@arm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1441188096-23021-3-git-send-email-juri.lelli@arm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-09-23 09:51:25 +02:00

30 lines
514 B
C

#ifndef _SCHED_DEADLINE_H
#define _SCHED_DEADLINE_H
/*
* SCHED_DEADLINE tasks has negative priorities, reflecting
* the fact that any of them has higher prio than RT and
* NORMAL/BATCH tasks.
*/
#define MAX_DL_PRIO 0
static inline int dl_prio(int prio)
{
if (unlikely(prio < MAX_DL_PRIO))
return 1;
return 0;
}
static inline int dl_task(struct task_struct *p)
{
return dl_prio(p->prio);
}
static inline bool dl_time_before(u64 a, u64 b)
{
return (s64)(a - b) < 0;
}
#endif /* _SCHED_DEADLINE_H */