From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Wed, 10 Jun 2015 11:15:28 +0000 (+0200)
Subject: Fix: pthread wrapper ip context
X-Git-Tag: v2.6.2~4
X-Git-Url: http://git.liburcu.org/?p=lttng-ust.git;a=commitdiff_plain;h=a5be8e90fcf5f76a9ba0d5d06f131e5420266e0c

Fix: pthread wrapper ip context

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/liblttng-ust-libc-wrapper/lttng-ust-pthread.c b/liblttng-ust-libc-wrapper/lttng-ust-pthread.c
index 45789aa3..0fb74ed8 100644
--- a/liblttng-ust-libc-wrapper/lttng-ust-pthread.c
+++ b/liblttng-ust-libc-wrapper/lttng-ust-pthread.c
@@ -22,6 +22,7 @@
 
 #define TRACEPOINT_DEFINE
 #define TRACEPOINT_CREATE_PROBES
+#define TP_IP_PARAM ip
 #include "ust_pthread.h"
 
 static __thread int thread_in_trace;
@@ -46,9 +47,11 @@ int pthread_mutex_lock(pthread_mutex_t *mutex)
 	}
 
 	thread_in_trace = 1;
-	tracepoint(ust_pthread, pthread_mutex_lock_req, mutex);
+	tracepoint(ust_pthread, pthread_mutex_lock_req, mutex,
+		__builtin_return_address(0));
 	retval = mutex_lock(mutex);
-	tracepoint(ust_pthread, pthread_mutex_lock_acq, mutex, retval);
+	tracepoint(ust_pthread, pthread_mutex_lock_acq, mutex, retval,
+		__builtin_return_address(0));
 	thread_in_trace = 0;
 	return retval;
 }
@@ -74,7 +77,8 @@ int pthread_mutex_trylock(pthread_mutex_t *mutex)
 
 	thread_in_trace = 1;
 	retval = mutex_trylock(mutex);
-	tracepoint(ust_pthread, pthread_mutex_trylock, mutex, retval);
+	tracepoint(ust_pthread, pthread_mutex_trylock, mutex, retval,
+		__builtin_return_address(0));
 	thread_in_trace = 0;
 	return retval;
 }
@@ -100,7 +104,8 @@ int pthread_mutex_unlock(pthread_mutex_t *mutex)
 
 	thread_in_trace = 1;
 	retval = mutex_unlock(mutex);
-	tracepoint(ust_pthread, pthread_mutex_unlock, mutex, retval);
+	tracepoint(ust_pthread, pthread_mutex_unlock, mutex, retval,
+		__builtin_return_address(0));
 	thread_in_trace = 0;
 	return retval;
 }
diff --git a/liblttng-ust-libc-wrapper/ust_pthread.h b/liblttng-ust-libc-wrapper/ust_pthread.h
index 7d35c3a0..42486773 100644
--- a/liblttng-ust-libc-wrapper/ust_pthread.h
+++ b/liblttng-ust-libc-wrapper/ust_pthread.h
@@ -33,14 +33,14 @@ extern "C" {
 #include <lttng/tracepoint.h>
 
 TRACEPOINT_EVENT(ust_pthread, pthread_mutex_lock_req,
-	TP_ARGS(pthread_mutex_t *, mutex),
+	TP_ARGS(pthread_mutex_t *, mutex, void *, ip),
 	TP_FIELDS(
 		ctf_integer_hex(void *, mutex, mutex)
 	)
 )
 
 TRACEPOINT_EVENT(ust_pthread, pthread_mutex_lock_acq,
-	TP_ARGS(pthread_mutex_t *, mutex, int, status),
+	TP_ARGS(pthread_mutex_t *, mutex, int, status, void *, ip),
 	TP_FIELDS(
 		ctf_integer_hex(void *, mutex, mutex)
 		ctf_integer(int, status, status)
@@ -48,7 +48,7 @@ TRACEPOINT_EVENT(ust_pthread, pthread_mutex_lock_acq,
 )
 
 TRACEPOINT_EVENT(ust_pthread, pthread_mutex_trylock,
-	TP_ARGS(pthread_mutex_t *, mutex, int, status),
+	TP_ARGS(pthread_mutex_t *, mutex, int, status, void *, ip),
 	TP_FIELDS(
 		ctf_integer_hex(void *, mutex, mutex)
 		ctf_integer(int, status, status)
@@ -56,7 +56,7 @@ TRACEPOINT_EVENT(ust_pthread, pthread_mutex_trylock,
 )
 
 TRACEPOINT_EVENT(ust_pthread, pthread_mutex_unlock,
-	TP_ARGS(pthread_mutex_t *, mutex, int, status),
+	TP_ARGS(pthread_mutex_t *, mutex, int, status, void *, ip),
 	TP_FIELDS(
 		ctf_integer_hex(void *, mutex, mutex)
 		ctf_integer(int, status, status)