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From: Jilles Tjoelker <jilles@FreeBSD.org>
Date: Sun, 20 Nov 2016 18:21:05 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r308896 - head/etc
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Author: jilles
Date: Sun Nov 20 18:21:05 2016
New Revision: 308896
URL: https://svnweb.freebsd.org/changeset/base/308896

Log:
  rc.subr: $(ps -p $$ -o jid=) is always 0, so do not fork ps for it.
  
  The JID keyword writes 0 for a process also in the host system or in the
  same jail.

Modified:
  head/etc/rc.subr

Modified: head/etc/rc.subr
==============================================================================
--- head/etc/rc.subr	Sun Nov 20 18:20:28 2016	(r308895)
+++ head/etc/rc.subr	Sun Nov 20 18:21:05 2016	(r308896)
@@ -49,7 +49,7 @@ PROTECT="/usr/bin/protect"
 ID="/usr/bin/id"
 IDCMD="if [ -x $ID ]; then $ID -un; fi"
 PS="/bin/ps -ww"
-JID=`$PS -p $$ -o jid=`
+JID=0
 
 #
 #	functions