From: Paul Woegerer <paul_woegerer@mentor.com>
Date: Fri, 12 Oct 2012 14:19:42 +0000 (-0400)
Subject: Add TRACE_EVENT(sched_process_exec) to sched.h
X-Git-Tag: v2.1.0~7
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=46142a81c9c0cafd313852003df68048d199d0cc;p=lttng-modules.git

Add TRACE_EVENT(sched_process_exec) to sched.h

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/instrumentation/events/lttng-module/sched.h b/instrumentation/events/lttng-module/sched.h
index b68616e0..23e4955a 100644
--- a/instrumentation/events/lttng-module/sched.h
+++ b/instrumentation/events/lttng-module/sched.h
@@ -313,6 +313,32 @@ TRACE_EVENT(sched_process_fork,
 		__entry->child_comm, __entry->child_tid)
 )
 
+/*
+ * Tracepoint for exec:
+ */
+TRACE_EVENT(sched_process_exec,
+
+	TP_PROTO(struct task_struct *p, pid_t old_pid,
+		 struct linux_binprm *bprm),
+
+	TP_ARGS(p, old_pid, bprm),
+
+	TP_STRUCT__entry(
+		__string(	filename,	bprm->filename	)
+		__field(	pid_t,		pid		)
+		__field(	pid_t,		old_pid		)
+	),
+
+	TP_fast_assign(
+		tp_strcpy(filename, bprm->filename)
+		tp_assign(pid, p->pid)
+		tp_assign(old_pid, old_pid)
+	),
+
+	TP_printk("filename=%s pid=%d old_pid=%d", __get_str(filename),
+		  __entry->pid, __entry->old_pid)
+)
+
 /*
  * XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE
  *     adding sched_stat support to SCHED_FIFO/RR would be welcome.
diff --git a/instrumentation/events/mainline/sched.h b/instrumentation/events/mainline/sched.h
index f6334782..6700ecc9 100644
--- a/instrumentation/events/mainline/sched.h
+++ b/instrumentation/events/mainline/sched.h
@@ -274,6 +274,32 @@ TRACE_EVENT(sched_process_fork,
 		__entry->child_comm, __entry->child_pid)
 );
 
+/*
+ * Tracepoint for exec:
+ */
+TRACE_EVENT(sched_process_exec,
+
+	TP_PROTO(struct task_struct *p, pid_t old_pid,
+		 struct linux_binprm *bprm),
+
+	TP_ARGS(p, old_pid, bprm),
+
+	TP_STRUCT__entry(
+		__string(	filename,	bprm->filename	)
+		__field(	pid_t,		pid		)
+		__field(	pid_t,		old_pid		)
+	),
+
+	TP_fast_assign(
+		__assign_str(filename, bprm->filename);
+		__entry->pid		= p->pid;
+		__entry->old_pid	= old_pid;
+	),
+
+	TP_printk("filename=%s pid=%d old_pid=%d", __get_str(filename),
+		  __entry->pid, __entry->old_pid)
+);
+
 /*
  * XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE
  *     adding sched_stat support to SCHED_FIFO/RR would be welcome.