kernel: remove _xinc()/_xdec()

as with the Block refcount changes, _xinc() and _xdec() arent
used anymore, so remove them.

architecure can still define ainc()/adec() when it needs them.

1 files changed, 0 insertions, 22 deletions

diff --git a/sys/src/9/kw/arch.c b/sys/src/9/kw/arch.c
index 85ef31835..fc1734b63 100644
--- a/sys/src/9/kw/arch.c
+++ b/sys/src/9/kw/arch.c
@@ -176,28 +176,6 @@ userureg(Ureg* ureg)
  * atomic ops
  * make sure that we don't drag in the C library versions
  */
-
-long
-_xdec(long *p)
-{
-	int s, v;
-
-	s = splhi();
-	v = --*p;
-	splx(s);
-	return v;
-}
-
-void
-_xinc(long *p)
-{
-	int s;
-
-	s = splhi();
-	++*p;
-	splx(s);
-}
-
 int
 ainc(int *p)
 {