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Assert that P_TREE_GRPEXITED is set only once.

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Tested by:	pho
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D26416
This commit is contained in:
Konstantin Belousov 2020-09-16 21:40:32 +00:00
parent 844219f471
commit 928b85384a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=365813
1 changed files with 1 additions and 0 deletions
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sys/kern/kern_proc.c
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@ -851,6 +851,7 @@ 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;
/*