X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=liblttng-ust%2Fltt-ring-buffer-client-discard.c;h=a551ef9a9d3ff9ed2806fb0f7f37cca1d4bc3d72;hb=9d335227b11499758dc06d97822ba2ebeeb0fd5c;hp=d4d0231f1cc41e2634aca41be4c71eea567fd3d0;hpb=c1fca4572d4458b2e6e96752f9efc595c5f72405;p=lttng-ust.git

diff --git a/liblttng-ust/ltt-ring-buffer-client-discard.c b/liblttng-ust/ltt-ring-buffer-client-discard.c
index d4d0231f..a551ef9a 100644
--- a/liblttng-ust/ltt-ring-buffer-client-discard.c
+++ b/liblttng-ust/ltt-ring-buffer-client-discard.c
@@ -8,6 +8,7 @@
  * Dual LGPL v2.1/GPL v2 license.
  */
 
+#define _GNU_SOURCE
 #include "ltt-tracer.h"
 
 #define RING_BUFFER_MODE_TEMPLATE		RING_BUFFER_DISCARD