markers: probe example, fix teardown

Need a marker_synchronize_unregister() before the end of exit() to make sure
every probe callers have exited the non preemptible section and thus are not
executing the probe code anymore.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Mathieu Desnoyers 2008-09-29 11:09:15 -04:00 committed by Ingo Molnar
parent e2d3b75dbc
commit 531d297569
1 changed files with 1 additions and 0 deletions

View File

@ -81,6 +81,7 @@ static void __exit probe_fini(void)
probe_array[i].probe_func, &probe_array[i]);
printk(KERN_INFO "Number of event b : %u\n",
atomic_read(&eventb_count));
marker_synchronize_unregister();
}
module_init(probe_init);