From f811708ffcb776be52a81637224c06b700177566 Mon Sep 17 00:00:00 2001
From: cinap_lenrek <cinap_lenrek@gmx.de>
Date: Sat, 21 Sep 2013 19:55:52 +0200
Subject: ape: change tas/sleep locks to cas/semacquire/semrelease locks (from
 sources)

---
 sys/src/ape/lib/ap/sparc/lock.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

(limited to 'sys/src/ape/lib/ap/sparc')

diff --git a/sys/src/ape/lib/ap/sparc/lock.c b/sys/src/ape/lib/ap/sparc/lock.c
index 91c0ba233..5b1d72c46 100644
--- a/sys/src/ape/lib/ap/sparc/lock.c
+++ b/sys/src/ape/lib/ap/sparc/lock.c
@@ -2,19 +2,17 @@
 #include "../plan9/sys9.h"
 #include <lock.h>
 
-int	tas(int*);
-
 void
 lock(Lock *lk)
 {
-	while(tas(&lk->val))
+	while(tas((int*)&lk->key))
 		_SLEEP(0);
 }
 
 int
 canlock(Lock *lk)
 {
-	if(tas(&lk->val))
+	if(tas((int*)&lk->key))
 		return 0;
 	return 1;
 }
@@ -22,5 +20,5 @@ canlock(Lock *lk)
 void
 unlock(Lock *lk)
 {
-	lk->val = 0;
+	lk->key = 0;
 }
-- 
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