[src/trunk]: src/sys/arch/amd64/amd64 __cpu_simple_unlock() is called from _m...

[bouyer <bouyer%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/32195519a54f
branches:  trunk
changeset: 344695:32195519a54f
user:      bouyer <bouyer%NetBSD.org@localhost>
date:      Mon Apr 11 14:14:27 2016 +0000

description:
__cpu_simple_unlock() is called from _mcount(), so don't call mcount() from
__cpu_simple_unlock().
Kernel profiling should work again

diffstat:

 sys/arch/amd64/amd64/lock_stubs.S |  4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diffs (18 lines):

diff -r a351f1cc6a26 -r 32195519a54f sys/arch/amd64/amd64/lock_stubs.S
--- a/sys/arch/amd64/amd64/lock_stubs.S Mon Apr 11 13:52:23 2016 +0000
+++ b/sys/arch/amd64/amd64/lock_stubs.S Mon Apr 11 14:14:27 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: lock_stubs.S,v 1.25 2013/06/22 06:23:28 uebayasi Exp $ */
+/*     $NetBSD: lock_stubs.S,v 1.26 2016/04/11 14:14:27 bouyer Exp $   */
 
 /*-
  * Copyright (c) 2006, 2007, 2008, 2009 The NetBSD Foundation, Inc.
@@ -319,7 +319,7 @@
        jmp     2b
 END(__cpu_simple_lock)
 
-ENTRY(__cpu_simple_unlock)
+NENTRY(__cpu_simple_unlock)
        movb    $0, (%rdi)
        ret
 END(__cpu_simple_unlock)