From 4bcd0f6a77e20c78632b64fe6ee57129556a531d Mon Sep 17 00:00:00 2001
From: rsc <rsc>
Date: Fri, 24 Aug 2007 20:04:53 +0000
Subject: Add yield system call, for zombie test program (bad idea?).

---
 sysproc.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'sysproc.c')

diff --git a/sysproc.c b/sysproc.c
index 9d599de..8cf3291 100644
--- a/sysproc.c
+++ b/sysproc.c
@@ -68,3 +68,10 @@ sys_sbrk(void)
   setupsegs(cp);
   return addr;
 }
+
+int
+sys_yield(void)
+{
+  yield();
+  return 0;
+}
-- 
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