-/*
+/* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
+ *
* probes/lttng-kprobes.c
*
* LTTng kprobes 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
*/
#include <linux/module.h>
#include <wrapper/vmalloc.h>
#include <wrapper/irqflags.h>
#include <lttng-tracer.h>
+#include <blacklist/kprobes.h>
static
int lttng_kprobes_handler_pre(struct kprobe *p, struct pt_regs *regs)
int ret;
unsigned long data = (unsigned long) p->addr;
- if (unlikely(!READ_ONCE(chan->session->active)))
+ if (unlikely(!LTTNG_READ_ONCE(chan->session->active)))
return 0;
- if (unlikely(!READ_ONCE(chan->enabled)))
+ if (unlikely(!LTTNG_READ_ONCE(chan->enabled)))
return 0;
- if (unlikely(!READ_ONCE(event->enabled)))
+ if (unlikely(!LTTNG_READ_ONCE(event->enabled)))
return 0;
lib_ring_buffer_ctx_init(&ctx, chan->chan, <tng_probe_ctx, sizeof(data),
* Well.. kprobes itself puts the page fault handler on the blacklist,
* but we can never be too careful.
*/
- wrapper_vmalloc_sync_all();
+ wrapper_vmalloc_sync_mappings();
ret = register_kprobe(&event->u.kprobe.kp);
if (ret)
EXPORT_SYMBOL_GPL(lttng_kprobes_destroy_private);
MODULE_LICENSE("GPL and additional rights");
-MODULE_AUTHOR("Mathieu Desnoyers");
-MODULE_DESCRIPTION("Linux Trace Toolkit Kprobes Support");
+MODULE_AUTHOR("Mathieu Desnoyers <mathieu.desnoyers@efficios.com>");
+MODULE_DESCRIPTION("LTTng kprobes probes");
MODULE_VERSION(__stringify(LTTNG_MODULES_MAJOR_VERSION) "."
__stringify(LTTNG_MODULES_MINOR_VERSION) "."
__stringify(LTTNG_MODULES_PATCHLEVEL_VERSION)