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Date:      Wed, 23 Sep 2020 17:20:04 +0000 (UTC)
From:      Konstantin Belousov <kib@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org
Subject:   svn commit: r366081 - stable/12/sys/kern
Message-ID:  <202009231720.08NHK4Ac061038@repo.freebsd.org>

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Author: kib
Date: Wed Sep 23 17:20:04 2020
New Revision: 366081
URL: https://svnweb.freebsd.org/changeset/base/366081

Log:
  MFC r365813:
  Assert that P_TREE_GRPEXITED is set only once.

Modified:
  stable/12/sys/kern/kern_proc.c
Directory Properties:
  stable/12/   (props changed)

Modified: stable/12/sys/kern/kern_proc.c
==============================================================================
--- stable/12/sys/kern/kern_proc.c	Wed Sep 23 17:12:59 2020	(r366080)
+++ stable/12/sys/kern/kern_proc.c	Wed Sep 23 17:20:04 2020	(r366081)
@@ -762,6 +762,7 @@ fixjobc_kill(struct proc *p)
 	 * It is marked by the flag because p is only physically
 	 * removed from its process group on wait(2).
 	 */
+	MPASS((p->p_treeflag & P_TREE_GRPEXITED) == 0);
 	p->p_treeflag |= P_TREE_GRPEXITED;
 
 	/*



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