#include <linux/module.h>
#include <linux/kprobes.h>
#include <linux/slab.h>
-#include "../lttng-events.h"
-#include "../wrapper/ringbuffer/frontend_types.h"
-#include "../wrapper/vmalloc.h"
-#include "../lttng-tracer.h"
+#include <lttng-events.h>
+#include <wrapper/ringbuffer/frontend_types.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)
{
struct lttng_event *event =
container_of(p, struct lttng_event, u.kprobe.kp);
+ struct lttng_probe_ctx lttng_probe_ctx = {
+ .event = event,
+ .interruptible = !lttng_regs_irqs_disabled(regs),
+ };
struct lttng_channel *chan = event->chan;
struct lib_ring_buffer_ctx ctx;
int ret;
unsigned long data = (unsigned long) p->addr;
- if (unlikely(!ACCESS_ONCE(chan->session->active)))
+ if (unlikely(!READ_ONCE(chan->session->active)))
return 0;
- if (unlikely(!ACCESS_ONCE(chan->enabled)))
+ if (unlikely(!READ_ONCE(chan->enabled)))
return 0;
- if (unlikely(!ACCESS_ONCE(event->enabled)))
+ if (unlikely(!READ_ONCE(event->enabled)))
return 0;
- lib_ring_buffer_ctx_init(&ctx, chan->chan, event, sizeof(data),
+ lib_ring_buffer_ctx_init(&ctx, chan->chan, <tng_probe_ctx, sizeof(data),
lttng_alignof(data), -1);
ret = chan->ops->event_reserve(&ctx, event->id);
if (ret < 0)
MODULE_LICENSE("GPL and additional rights");
MODULE_AUTHOR("Mathieu Desnoyers");
MODULE_DESCRIPTION("Linux Trace Toolkit Kprobes Support");
+MODULE_VERSION(__stringify(LTTNG_MODULES_MAJOR_VERSION) "."
+ __stringify(LTTNG_MODULES_MINOR_VERSION) "."
+ __stringify(LTTNG_MODULES_PATCHLEVEL_VERSION)
+ LTTNG_MODULES_EXTRAVERSION);