From 53244a4e12797f10c028d2cf0e091330854c44e7 Mon Sep 17 00:00:00 2001
From: Stefan Liebler <stli@linux.vnet.ibm.com>
Date: Thu, 13 Nov 2014 10:44:42 +0100
Subject: S/390: Add SystemTap probes to longjmp and setjmp.

---
 sysdeps/s390/s390-32/setjmp.S | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'sysdeps/s390/s390-32/setjmp.S')

diff --git a/sysdeps/s390/s390-32/setjmp.S b/sysdeps/s390/s390-32/setjmp.S
index c0cf3abe17..f601f2589c 100644
--- a/sysdeps/s390/s390-32/setjmp.S
+++ b/sysdeps/s390/s390-32/setjmp.S
@@ -22,6 +22,7 @@
 #define _SETJMP_H
 #include <bits/setjmp.h>
 #include <shlib-compat.h>
+#include <stap-probe.h>
 
 #if !defined IS_IN_rtld
 # if defined SHARED &&  SHLIB_COMPAT (libc, GLIBC_2_19, GLIBC_2_20)
@@ -53,6 +54,9 @@ END (__setjmp)
 
 ENTRY(__sigsetjmp)
 .Linternal_sigsetjmp:
+	/* setjmp probe expects sig/setjmp first argument (4@%r2), second
+	   argument (-4@%r3) and target address (4@%r14).  */
+	LIBC_PROBE (setjmp, 3, 4@%r2, -4@%r3, 4@%r14)
 #ifdef PTR_MANGLE
 	stm    %r6,%r13,0(%r2)      /* store registers in jmp_buf */
 	lr     %r4,%r14
-- 
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