From: Hiroshi Shimamoto <[email protected]>
__cond_resched_spinlock() is in #ifdef CONFIG_PREEMPT_RT.
So the following line always true.
#if (defined(CONFIG_SMP) && defined(CONFIG_PREEMPT)) || defined(CONFIG_PREEMPT_RT)
Signed-off-by: Hiroshi Shimamoto <[email protected]>
---
kernel/sched.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/kernel/sched.c b/kernel/sched.c
index 0d68e79..2b34f00 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -5841,7 +5841,6 @@ EXPORT_SYMBOL(__cond_resched_raw_spinlock);
int __cond_resched_spinlock(spinlock_t *lock)
{
-#if (defined(CONFIG_SMP) && defined(CONFIG_PREEMPT)) || defined(CONFIG_PREEMPT_RT)
if (lock->break_lock) {
lock->break_lock = 0;
spin_unlock_no_resched(lock);
@@ -5849,7 +5848,7 @@ int __cond_resched_spinlock(spinlock_t *lock)
spin_lock(lock);
return 1;
}
-#endif
+
return 0;
}
EXPORT_SYMBOL(__cond_resched_spinlock);
--
1.5.6