make random(9) return per-cpu values (by saving the seed in the cpuinfo),

which are uniform for the profclock on each cpu in a SMP system (but using
a different seed for each cpu).  on all cpus, avoid seeding with a value out
of the [0, 2^31-1] range (since that is not stable)
ok kettenis drahn

1 files changed, 2 insertions, 1 deletions

diff --git a/sys/arch/m68k/include/cpu.h b/sys/arch/m68k/include/cpu.h
index f498b8a3b0c..2fd7b60f243 100644
--- a/sys/arch/m68k/include/cpu.h
+++ b/sys/arch/m68k/include/cpu.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: cpu.h,v 1.21 2008/10/10 08:36:28 art Exp $	*/
+/*	$OpenBSD: cpu.h,v 1.22 2008/10/15 23:23:48 deraadt Exp $	*/
 /*	$NetBSD: cpu.h,v 1.3 1997/02/02 06:56:57 thorpej Exp $	*/
 
 /*
@@ -73,6 +73,7 @@ struct cpu_info {
 	struct proc *ci_curproc;
 
 	struct schedstate_percpu ci_schedstate;
+	u_int32_t	ci_randseed;
 };
 
 extern struct cpu_info cpu_info_store;