-/*
+/* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
+ *
* probes/lttng-ftrace.c
*
* LTTng function tracer integration module.
*
* Copyright (C) 2009-2012 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
*/
/*
} payload;
int ret;
- if (unlikely(!ACCESS_ONCE(chan->session->active)))
+ if (unlikely(!READ_ONCE(chan->session->active)))
return;
- if (unlikely(!ACCESS_ONCE(chan->enabled)))
+ if (unlikely(!READ_ONCE(chan->enabled)))
return;
- if (unlikely(!ACCESS_ONCE(event->enabled)))
+ if (unlikely(!READ_ONCE(event->enabled)))
return;
lib_ring_buffer_ctx_init(&ctx, chan->chan, <tng_probe_ctx,
} payload;
int ret;
- if (unlikely(!ACCESS_ONCE(chan->session->active)))
+ if (unlikely(!READ_ONCE(chan->session->active)))
return;
- if (unlikely(!ACCESS_ONCE(chan->enabled)))
+ if (unlikely(!READ_ONCE(chan->enabled)))
return;
- if (unlikely(!ACCESS_ONCE(event->enabled)))
+ if (unlikely(!READ_ONCE(event->enabled)))
return;
lib_ring_buffer_ctx_init(&ctx, chan->chan, <tng_probe_ctx,
module_exit(lttng_ftrace_exit)
MODULE_LICENSE("GPL and additional rights");
-MODULE_AUTHOR("Mathieu Desnoyers");
-MODULE_DESCRIPTION("Linux Trace Toolkit Ftrace Support");
+MODULE_AUTHOR("Mathieu Desnoyers <mathieu.desnoyers@efficios.com>");
+MODULE_DESCRIPTION("LTTng ftrace probes");
MODULE_VERSION(__stringify(LTTNG_MODULES_MAJOR_VERSION) "."
__stringify(LTTNG_MODULES_MINOR_VERSION) "."
__stringify(LTTNG_MODULES_PATCHLEVEL_VERSION)