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Diffstat (limited to 'samples/tracepoints/tracepoint-probe-sample2.c')
-rw-r--r--samples/tracepoints/tracepoint-probe-sample2.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/samples/tracepoints/tracepoint-probe-sample2.c b/samples/tracepoints/tracepoint-probe-sample2.c
index be2a960573f..9fcf990e5d4 100644
--- a/samples/tracepoints/tracepoint-probe-sample2.c
+++ b/samples/tracepoints/tracepoint-probe-sample2.c
@@ -12,7 +12,8 @@
* Here the caller only guarantees locking for struct file and struct inode.
* Locking must therefore be done in the probe to use the dentry.
*/
-static void probe_subsys_event(struct inode *inode, struct file *file)
+static void probe_subsys_event(void *ignore,
+ struct inode *inode, struct file *file)
{
printk(KERN_INFO "Event is encountered with inode number %lu\n",
inode->i_ino);
@@ -22,7 +23,7 @@ static int __init tp_sample_trace_init(void)
{
int ret;
- ret = register_trace_subsys_event(probe_subsys_event);
+ ret = register_trace_subsys_event(probe_subsys_event, NULL);
WARN_ON(ret);
return 0;
@@ -32,7 +33,7 @@ module_init(tp_sample_trace_init);
static void __exit tp_sample_trace_exit(void)
{
- unregister_trace_subsys_event(probe_subsys_event);
+ unregister_trace_subsys_event(probe_subsys_event, NULL);
tracepoint_synchronize_unregister();
}