Define _GNU_SOURCE for all implementation files rather than getcpu.h

[lttng-ust.git] / libringbuffer / ring_buffer_backend.c

diff --git a/libringbuffer/ring_buffer_backend.c b/libringbuffer/ring_buffer_backend.c
index dead69600f7a06391d9b276e348820eb0a59208a..20d9e2d3cb81e4de7f0904b0992ae84aeb570d85 100644 (file)
--- a/libringbuffer/ring_buffer_backend.c
+++ b/libringbuffer/ring_buffer_backend.c
@@ -6,6 +6,7 @@
  * Dual LGPL v2.1/GPL v2 license.
  */
 
+#define _GNU_SOURCE
 #include <urcu/arch.h>
 
 #include <lttng/ringbuffer-config.h>