Revert "add an interface to check if we have a pending wakeup"

This reverts commit 26ddd8e1ac6d6164b9be99e58770924a87b770c7.

2 files changed, 0 insertions, 22 deletions

diff --git a/sys/kern/kern_synch.c b/sys/kern/kern_synch.c
index 6ba0697a3ae..f1db615348b 100644
--- a/sys/kern/kern_synch.c
+++ b/sys/kern/kern_synch.c
@@ -347,27 +347,6 @@ unsleep(struct proc *p)
 	}
 }
 
-int
-wakeup_pending(const volatile void *ident)
-{
-	struct slpque *qp;
-	struct proc *p;
-	struct proc *pnext;
-	int s;
-
-	SCHED_LOCK(s);
-	qp = &slpque[LOOKUP(ident)];
-	for (p = TAILQ_FIRST(qp); p != NULL; p = pnext) {
-		pnext = TAILQ_NEXT(p, p_runq);
-		if (p->p_wchan == ident) {
-			SCHED_UNLOCK(s);
-			return (1);
-		}
-	}
-	SCHED_UNLOCK(s);
-	return (0);
-}
-
 /*
  * Make a number of processes sleeping on the specified identifier runnable.
  */
diff --git a/sys/sys/systm.h b/sys/sys/systm.h
index a07dfe8a127..dd3823db0c8 100644
--- a/sys/sys/systm.h
+++ b/sys/sys/systm.h
@@ -253,7 +253,6 @@ struct mutex;
 void    wakeup_n(const volatile void *, int);
 void    wakeup(const volatile void *);
 #define wakeup_one(c) wakeup_n((c), 1)
-int	wakeup_pending(const volatile void *);
 int	tsleep(const volatile void *, int, const char *, int);
 int	msleep(const volatile void *, struct mutex *, int,  const char*, int);
 void	yield(void);