From b3b84d9b17ead7bcb5ce571b8b615d024ef40881 Mon Sep 17 00:00:00 2001
From: Gary Palmer <gpalmer@FreeBSD.org>
Date: Thu, 25 Dec 1997 13:14:21 +0000
Subject: [PATCH] Make kern.ncpu reports the number of detected processors when
 running with a SMP kernel.

---
 sys/kern/kern_mib.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/sys/kern/kern_mib.c b/sys/kern/kern_mib.c
index 7cd310d702be..ad93402d2d80 100644
--- a/sys/kern/kern_mib.c
+++ b/sys/kern/kern_mib.c
@@ -37,7 +37,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)kern_sysctl.c	8.4 (Berkeley) 4/14/94
- * $Id: kern_mib.c,v 1.11 1997/08/30 02:52:04 kato Exp $
+ * $Id: kern_mib.c,v 1.12 1997/10/19 18:45:59 davidg Exp $
  */
 
 #include <sys/param.h>
@@ -48,6 +48,9 @@
 #include <sys/unistd.h>
 
 #include <machine/cpu.h>
+#if defined(SMP)
+#include <machine/smp.h>
+#endif
 
 SYSCTL_NODE(, 0,	  sysctl, CTLFLAG_RW, 0,
 	"Sysctl internal magic");
@@ -103,7 +106,11 @@ char kernelname[MAXPATHLEN] = "/kernel";	/* XXX bloat */
 SYSCTL_STRING(_kern, KERN_BOOTFILE, bootfile,
 	CTLFLAG_RW, kernelname, sizeof kernelname, "");
 
+#ifdef SMP
+SYSCTL_INT(_hw, HW_NCPU, ncpu, CTLFLAG_RD, &mp_ncpus, 0, "");
+#else
 SYSCTL_INT(_hw, HW_NCPU, ncpu, CTLFLAG_RD, 0, 1, "");
+#endif
 
 SYSCTL_INT(_hw, HW_BYTEORDER, byteorder, CTLFLAG_RD, 0, BYTE_ORDER, "");