X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=libringbuffer%2Fring_buffer_frontend.c;h=90459f006491e2e63512f6d1af3e407f6fca4ba5;hb=c0c0989ab70574e09b2f7e8b48c2da6af664a849;hp=dd20852fec8ae6e58d210bc1fe7a288a677c3ff8;hpb=a60af3a5ee5d990c867ef190acfa81c180301ea2;p=lttng-ust.git

diff --git a/libringbuffer/ring_buffer_frontend.c b/libringbuffer/ring_buffer_frontend.c
index dd20852f..90459f00 100644
--- a/libringbuffer/ring_buffer_frontend.c
+++ b/libringbuffer/ring_buffer_frontend.c
@@ -1,23 +1,8 @@
 /*
- * ring_buffer_frontend.c
+ * SPDX-License-Identifier: LGPL-2.1-only
  *
  * Copyright (C) 2005-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
  *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; only
- * version 2.1 of the License.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- *
  * Ring buffer wait-free buffer synchronization. Producer-consumer and flight
  * recorder (overwrite) modes. See thesis:
  *
@@ -51,7 +36,6 @@
  *   - put_subbuf
  */
 
-#define _GNU_SOURCE
 #define _LGPL_SOURCE
 #include <sys/types.h>
 #include <sys/mman.h>
@@ -805,6 +789,7 @@ void lib_ring_buffer_channel_switch_timer_start(struct channel *chan)
 
 	lib_ring_buffer_setup_timer_thread();
 
+	memset(&sev, 0, sizeof(sev));
 	sev.sigev_notify = SIGEV_SIGNAL;
 	sev.sigev_signo = LTTNG_UST_RB_SIG_FLUSH;
 	sev.sigev_value.sival_ptr = chan;
@@ -1023,11 +1008,11 @@ struct lttng_ust_shm_handle *channel_create(const struct lttng_ust_lib_ring_buff
 
 	/* Calculate the shm allocation layout */
 	shmsize = sizeof(struct channel);
-	shmsize += offset_align(shmsize, __alignof__(struct lttng_ust_lib_ring_buffer_shmp));
+	shmsize += lttng_ust_offset_align(shmsize, __alignof__(struct lttng_ust_lib_ring_buffer_shmp));
 	shmsize += sizeof(struct lttng_ust_lib_ring_buffer_shmp) * nr_streams;
 	chansize = shmsize;
 	if (priv_data_align)
-		shmsize += offset_align(shmsize, priv_data_align);
+		shmsize += lttng_ust_offset_align(shmsize, priv_data_align);
 	shmsize += priv_data_size;
 
 	/* Allocate normal memory for channel (not shared) */