2008-02-16 17:10:15

by Roel Kluin

[permalink] [raw]
Subject: [PATCH] kernel/sched.c unlikely(x) || unlikely(y) => unlikely(x || y)

Not yet tested.
---
Replace unlikely(x) || unlikely(y) by unlikely(x || y)

Signed-off-by: Roel Kluin <[email protected]>
---
diff --git a/kernel/sched.c b/kernel/sched.c
index f28f19e..816c299 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -137,7 +137,7 @@ static inline void sg_inc_cpu_power(struct sched_group *sg, u32 val)

static inline int rt_policy(int policy)
{
- if (unlikely(policy == SCHED_FIFO) || unlikely(policy == SCHED_RR))
+ if (unlikely(policy == SCHED_FIFO || policy == SCHED_RR))
return 1;
return 0;
}
@@ -3832,7 +3832,7 @@ static inline void schedule_debug(struct task_struct *prev)
* schedule() atomically, we ignore that path for now.
* Otherwise, whine if we are scheduling when we should not be.
*/
- if (unlikely(in_atomic_preempt_off()) && unlikely(!prev->exit_state))
+ if (unlikely(in_atomic_preempt_off() && !prev->exit_state))
__schedule_bug(prev);

profile_hit(SCHED_PROFILING, __builtin_return_address(0));