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authorRayson Ho <rho@redhat.com>2011-02-23 11:30:55 -0800
committerRoland McGrath <roland@hack.frob.com>2012-05-25 13:41:04 -0700
commit17557282082870c7168d4bd9f386523c8c60d729 (patch)
treea2ed9e2b99370cd94b402aad75097a8315e084f8 /nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h
parent5acf7263d52992ce4144e0a3b3644985b9e792b4 (diff)
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i386 port of the pthread SystemTap probes
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h
index 497d4739bb..3d805ff433 100644
--- a/nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h
+++ b/nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2004, 2006-2008, 2009 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@@ -19,6 +19,8 @@
#ifndef _LOWLEVELLOCK_H
#define _LOWLEVELLOCK_H 1
+#include <stap-probe.h>
+
#ifndef __ASSEMBLER__
# include <time.h>
# include <sys/param.h>
@@ -225,6 +227,7 @@ LLL_STUB_UNWIND_INFO_END
do { \
int __ignore; \
register __typeof (nr) _nr asm ("edx") = (nr); \
+ LIBC_PROBE (lll_futex_wake, 3, futex, nr, private); \
__asm __volatile (LLL_EBX_LOAD \
LLL_ENTER_KERNEL \
LLL_EBX_LOAD \