mm/oom_kill.c: add tracepoints for oom reaper-related events

[mirror_ubuntu-artful-kernel.git] / include / trace / events / oom.h

diff --git a/include/trace/events/oom.h b/include/trace/events/oom.h
index 38baeb27221a98163d29321af6ef23acca65672a..c3c19d47ae5e3a6c0616b5206f659a9640986aa5 100644 (file)
--- a/include/trace/events/oom.h
+++ b/include/trace/events/oom.h
@@ -70,6 +70,86 @@ TRACE_EVENT(reclaim_retry_zone,
                        __entry->wmark_check)
 );
 
+TRACE_EVENT(mark_victim,
+       TP_PROTO(int pid),
+
+       TP_ARGS(pid),
+
+       TP_STRUCT__entry(
+               __field(int, pid)
+       ),
+
+       TP_fast_assign(
+               __entry->pid = pid;
+       ),
+
+       TP_printk("pid=%d", __entry->pid)
+);
+
+TRACE_EVENT(wake_reaper,
+       TP_PROTO(int pid),
+
+       TP_ARGS(pid),
+
+       TP_STRUCT__entry(
+               __field(int, pid)
+       ),
+
+       TP_fast_assign(
+               __entry->pid = pid;
+       ),
+
+       TP_printk("pid=%d", __entry->pid)
+);
+
+TRACE_EVENT(start_task_reaping,
+       TP_PROTO(int pid),
+
+       TP_ARGS(pid),
+
+       TP_STRUCT__entry(
+               __field(int, pid)
+       ),
+
+       TP_fast_assign(
+               __entry->pid = pid;
+       ),
+
+       TP_printk("pid=%d", __entry->pid)
+);
+
+TRACE_EVENT(finish_task_reaping,
+       TP_PROTO(int pid),
+
+       TP_ARGS(pid),
+
+       TP_STRUCT__entry(
+               __field(int, pid)
+       ),
+
+       TP_fast_assign(
+               __entry->pid = pid;
+       ),
+
+       TP_printk("pid=%d", __entry->pid)
+);
+
+TRACE_EVENT(skip_task_reaping,
+       TP_PROTO(int pid),
+
+       TP_ARGS(pid),
+
+       TP_STRUCT__entry(
+               __field(int, pid)
+       ),
+
+       TP_fast_assign(
+               __entry->pid = pid;
+       ),
+
+       TP_printk("pid=%d", __entry->pid)
+);
+
 #ifdef CONFIG_COMPACTION
 TRACE_EVENT(compact_retry,