From: Tomas Jedlicka <tomas.jedlicka@oracle.com>
Date: Thu, 20 Apr 2017 19:10:47 +0000 (-0700)
Subject: dtrace: proc:::exit should trigger only if thread group exits
X-Git-Tag: v4.1.12-102.0.20170529_2200~56^2
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=7ad94ca54569fc77b2796e4725d5b9d694ca3ef3;p=users%2Fjedix%2Flinux-maple.git

dtrace: proc:::exit should trigger only if thread group exits

Orabug: 25904298

Signed-off-by: Tomas Jedlicka <tomas.jedlicka@oracle.com>
Acked-by: Nick Alcock <nick.alcock@oracle.com>
Reviewed-by: Alan Maguire <alan.maguire@oracle.com>
---

diff --git a/kernel/exit.c b/kernel/exit.c
index 17b27c1e0577..c4b6ceb14b62 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -733,7 +733,8 @@ void do_exit(long code)
 	taskstats_exit(tsk, group_dead);
 
 	DTRACE_PROC(lwp__exit);
-	DTRACE_PROC(exit, int, code & 0x80 ? 3 : code & 0x7f ? 2 : 1);
+	if (group_dead)
+		DTRACE_PROC(exit, int, code & 0x80 ? 3 : code & 0x7f ? 2 : 1);
 
 #ifdef CONFIG_DTRACE
 	dtrace_task_cleanup(tsk);