From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Wed, 10 Jun 2015 11:20:31 +0000 (+0200)
Subject: Fix: liblttng-ust-dl ip context
X-Git-Tag: v2.7.0-rc1~25
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=03db42ded43e5aa04ce5e6ca1bd72496b689e608;p=lttng-ust.git

Fix: liblttng-ust-dl ip context

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

diff --git a/liblttng-ust-dl/lttng-ust-dl.c b/liblttng-ust-dl/lttng-ust-dl.c
index 13d2b435..d366f64f 100644
--- a/liblttng-ust-dl/lttng-ust-dl.c
+++ b/liblttng-ust-dl/lttng-ust-dl.c
@@ -67,7 +67,7 @@ int _lttng_ust_dl_libc_dlclose(void *handle)
 }
 
 static
-void lttng_ust_dl_dlopen(void *so_base, const char *so_name)
+void lttng_ust_dl_dlopen(void *so_base, const char *so_name, void *ip)
 {
 	char resolved_path[PATH_MAX];
 	struct stat sostat;
@@ -83,7 +83,7 @@ void lttng_ust_dl_dlopen(void *so_base, const char *so_name)
 	}
 
 	tracepoint(lttng_ust_dl, dlopen,
-		so_base, resolved_path, sostat.st_size, sostat.st_mtime);
+		so_base, resolved_path, sostat.st_size, sostat.st_mtime, ip);
 	return;
 }
 
@@ -94,7 +94,8 @@ void *dlopen(const char *filename, int flag)
 		struct link_map *p = NULL;
 		if (dlinfo(handle, RTLD_DI_LINKMAP, &p) != -1 && p != NULL
 				&& p->l_addr != 0)
-			lttng_ust_dl_dlopen((void *) p->l_addr, p->l_name);
+			lttng_ust_dl_dlopen((void *) p->l_addr, p->l_name,
+				__builtin_return_address(0));
 	}
 	return handle;
 }
@@ -105,7 +106,8 @@ int dlclose(void *handle)
 		struct link_map *p = NULL;
 		if (dlinfo(handle, RTLD_DI_LINKMAP, &p) != -1 && p != NULL
 				&& p->l_addr != 0)
-			tracepoint(lttng_ust_dl, dlclose, (void *) p->l_addr);
+			tracepoint(lttng_ust_dl, dlclose, (void *) p->l_addr,
+				__builtin_return_address(0));
 	}
 	return _lttng_ust_dl_libc_dlclose(handle);
 }
diff --git a/liblttng-ust-dl/ust_dl.c b/liblttng-ust-dl/ust_dl.c
index f24f1d26..b25ba7b9 100644
--- a/liblttng-ust-dl/ust_dl.c
+++ b/liblttng-ust-dl/ust_dl.c
@@ -18,4 +18,5 @@
 
 #define _LGPL_SOURCE
 #define TRACEPOINT_CREATE_PROBES
+#define TP_IP_PARAM ip
 #include "ust_dl.h"
diff --git a/liblttng-ust-dl/ust_dl.h b/liblttng-ust-dl/ust_dl.h
index 10801898..ddab5306 100644
--- a/liblttng-ust-dl/ust_dl.h
+++ b/liblttng-ust-dl/ust_dl.h
@@ -37,7 +37,8 @@ extern "C" {
 #include <lttng/tracepoint.h>
 
 TRACEPOINT_EVENT(lttng_ust_dl, dlopen,
-	TP_ARGS(void *, baddr, const char*, sopath, int64_t, size, int64_t, mtime),
+	TP_ARGS(void *, baddr, const char*, sopath, int64_t, size,
+		int64_t, mtime, void *, ip),
 	TP_FIELDS(
 		ctf_integer_hex(void *, baddr, baddr)
 		ctf_string(sopath, sopath)
@@ -47,7 +48,7 @@ TRACEPOINT_EVENT(lttng_ust_dl, dlopen,
 )
 
 TRACEPOINT_EVENT(lttng_ust_dl, dlclose,
-	TP_ARGS(void *, baddr),
+	TP_ARGS(void *, baddr, void *, ip),
 	TP_FIELDS(
 		ctf_integer_hex(void *, baddr, baddr)
 	)