From 0bc83736ede1f82c457e48727982eae123b2a215 Mon Sep 17 00:00:00 2001
From: Martin Pieuchot <mpi@cvs.openbsd.org>
Date: Mon, 11 Feb 2013 17:05:26 +0000
Subject: Fix kernel profiling on MP systems by using per-CPU buffer.
 Previously various CPUs were iterating over the same global buffer at the
 same time to modify it and never ended.

This diff includes some ideas submited by Thor Simon to NetBSD via miod@.

ok mikeb@, haesbaert@
---
 sys/arch/powerpc/include/cpu.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'sys/arch/powerpc')

diff --git a/sys/arch/powerpc/include/cpu.h b/sys/arch/powerpc/include/cpu.h
index d4237733cd8..7715195bde4 100644
--- a/sys/arch/powerpc/include/cpu.h
+++ b/sys/arch/powerpc/include/cpu.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: cpu.h,v 1.48 2012/12/08 12:49:00 mpi Exp $	*/
+/*	$OpenBSD: cpu.h,v 1.49 2013/02/11 17:05:25 mpi Exp $	*/
 /*	$NetBSD: cpu.h,v 1.1 1996/09/30 16:34:21 ws Exp $	*/
 
 /*
@@ -85,6 +85,9 @@ struct cpu_info {
 #ifdef DIAGNOSTIC
 	int	ci_mutex_level;
 #endif
+#ifdef GPROF
+	struct gmonparam *ci_gmon;
+#endif
 };
 
 static __inline struct cpu_info *
-- 
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