Move to kernel style SPDX license identifiers

[lttng-ust.git] / libringbuffer / shm.h

diff --git a/libringbuffer/shm.h b/libringbuffer/shm.h
index a6b9ed8aeeca2c23cdb8538281f78ffe89c5447f..e4a466e5a2f0853c12644885f1b20f39c380eb7e 100644 (file)
--- a/libringbuffer/shm.h
+++ b/libringbuffer/shm.h
@@ -1,27 +1,15 @@
-#ifndef _LIBRINGBUFFER_SHM_H
-#define _LIBRINGBUFFER_SHM_H
-
 /*
- * libringbuffer/shm.h
+ * SPDX-License-Identifier: LGPL-2.1-only
  *
  * Copyright (C) 2011-2012 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
  */
 
+#ifndef _LIBRINGBUFFER_SHM_H
+#define _LIBRINGBUFFER_SHM_H
+
+#include <stddef.h>
 #include <stdint.h>
+#include <unistd.h>
 #include <usterr-signal-safe.h>
 #include <urcu/compiler.h>
 #include "shm_types.h"
@@ -89,14 +77,15 @@ struct shm_object_table *shm_object_table_create(size_t max_nb_obj);
 struct shm_object *shm_object_table_alloc(struct shm_object_table *table,
                        size_t memory_map_size,
                        enum shm_object_type type,
-                       const int stream_fd);
+                       const int stream_fd,
+                       int cpu);
 struct shm_object *shm_object_table_append_shm(struct shm_object_table *table,
                        int shm_fd, int wakeup_fd, uint32_t stream_nr,
                        size_t memory_map_size);
 /* mem ownership is passed to shm_object_table_append_mem(). */
 struct shm_object *shm_object_table_append_mem(struct shm_object_table *table,
                        void *mem, size_t memory_map_size, int wakeup_fd);
-void shm_object_table_destroy(struct shm_object_table *table);
+void shm_object_table_destroy(struct shm_object_table *table, int consumer);
 
 /*
  * zalloc_shm - allocate memory within a shm object.