From e35a6619e7be59aa38249346327c89207663bb37 Mon Sep 17 00:00:00 2001
From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Tue, 14 Feb 2006 13:53:14 -0800
Subject: [PATCH] [PATCH] s390: fix __delay implementation
Fix __delay implementation. Called with an argument "1" or "0" it would
loop nearly forever (since (1/2)-1 = 0xffffffff).
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
arch/s390/lib/delay.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/s390/lib/delay.c b/arch/s390/lib/delay.c
index e96c35bddac..71f0a2fb307 100644
--- a/arch/s390/lib/delay.c
+++ b/arch/s390/lib/delay.c
@@ -30,7 +30,7 @@ void __delay(unsigned long loops)
*/
__asm__ __volatile__(
"0: brct %0,0b"
- : /* no outputs */ : "r" (loops/2) );
+ : /* no outputs */ : "r" ((loops/2) + 1));
}
/*
--
2.20.1