X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;ds=sidebyside;f=liblttng-ust%2Fltt-ring-buffer-metadata-client.h;h=dcbaacb61c1c1d583473ed367d4396e5de72bea9;hb=a2adb105d815cfbcf9bf8f870f2f72f79a319138;hp=3fa785a2265e7c2381931ba0e938c2f9f402c4ba;hpb=5ad63a1632792c8bc40fa5bc9f7f45f037a68032;p=lttng-ust.git

diff --git a/liblttng-ust/ltt-ring-buffer-metadata-client.h b/liblttng-ust/ltt-ring-buffer-metadata-client.h
index 3fa785a2..dcbaacb6 100644
--- a/liblttng-ust/ltt-ring-buffer-metadata-client.h
+++ b/liblttng-ust/ltt-ring-buffer-metadata-client.h
@@ -8,7 +8,6 @@
  * Dual LGPL v2.1/GPL v2 license.
  */
 
-#define _GNU_SOURCE
 #include <stdint.h>
 #include <lttng/ust-events.h>
 #include "lttng/bitfield.h"
@@ -17,7 +16,7 @@
 
 struct metadata_packet_header {
 	uint32_t magic;			/* 0x75D11D57 */
-	uint8_t  uuid[16];		/* Unique Universal Identifier */
+	uint8_t  uuid[LTTNG_UST_UUID_LEN]; /* Unique Universal Identifier */
 	uint32_t checksum;		/* 0 if unused */
 	uint32_t content_size;		/* in bits */
 	uint32_t packet_size;		/* in bits */