X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=lttng-events.c;h=a062044698b95e218f2fcb05b41cec8170e33cd6;hb=c6c9e10f104b1ff039c3f76c5accdc12513c760d;hp=674494bd6b0c30998ed3ada2083ccd765f7fafc7;hpb=7c27cb174f9668ff6006d1ed788006f3c54a368c;p=lttng-modules.git

diff --git a/lttng-events.c b/lttng-events.c
index 674494bd..a0620446 100644
--- a/lttng-events.c
+++ b/lttng-events.c
@@ -14,6 +14,7 @@
 #include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/jiffies.h>
+#include <linux/utsname.h>
 #include "wrapper/uuid.h"
 #include "wrapper/vmalloc.h"	/* for wrapper_vmalloc_sync_all() */
 #include "wrapper/random.h"
@@ -112,6 +113,11 @@ int lttng_session_enable(struct lttng_session *session)
 	ACCESS_ONCE(session->active) = 1;
 	ACCESS_ONCE(session->been_active) = 1;
 	ret = _lttng_session_metadata_statedump(session);
+	if (ret) {
+		ACCESS_ONCE(session->active) = 0;
+		goto end;
+	}
+	ret = lttng_statedump_start(session);
 	if (ret)
 		ACCESS_ONCE(session->active) = 0;
 end:
@@ -926,8 +932,8 @@ int _lttng_session_metadata_statedump(struct lttng_session *session)
 		lttng_alignof(uint16_t) * CHAR_BIT,
 		lttng_alignof(uint32_t) * CHAR_BIT,
 		lttng_alignof(uint64_t) * CHAR_BIT,
-		CTF_VERSION_MAJOR,
-		CTF_VERSION_MINOR,
+		CTF_SPEC_MAJOR,
+		CTF_SPEC_MINOR,
 		uuid_s,
 #ifdef __BIG_ENDIAN
 		"be"
@@ -938,6 +944,27 @@ int _lttng_session_metadata_statedump(struct lttng_session *session)
 	if (ret)
 		goto end;
 
+	ret = lttng_metadata_printf(session,
+		"env {\n"
+		"	domain = \"kernel\";\n"
+		"	sysname = \"%s\";\n"
+		"	kernel_release = \"%s\";\n"
+		"	kernel_version = \"%s\";\n"
+		"	tracer_name = \"lttng-modules\";\n"
+		"	tracer_major = %d;\n"
+		"	tracer_minor = %d;\n"
+		"	tracer_patchlevel = %d;\n"
+		"};\n\n",
+		utsname()->sysname,
+		utsname()->release,
+		utsname()->version,
+		LTTNG_MODULES_MAJOR_VERSION,
+		LTTNG_MODULES_MINOR_VERSION,
+		LTTNG_MODULES_PATCHLEVEL_VERSION
+		);
+	if (ret)
+		goto end;
+
 	ret = lttng_metadata_printf(session,
 		"clock {\n"
 		"	name = %s;\n",