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From: Eitan Adler <eadler@FreeBSD.org>
Date: Thu, 4 Oct 2012 01:26:13 +0000 (UTC)
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Subject: svn commit: r241171 - stable/9/usr.sbin/rtprio
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Author: eadler
Date: Thu Oct  4 01:26:13 2012
New Revision: 241171
URL: http://svn.freebsd.org/changeset/base/241171

Log:
  MFC r241061:
  	Document the security.bsd.unprivileged_idprio in idprio(1) in addition to rtprio(2).
  
  Approved by:	cperciva (implicit)

Modified:
  stable/9/usr.sbin/rtprio/rtprio.1
Directory Properties:
  stable/9/usr.sbin/rtprio/   (props changed)

Modified: stable/9/usr.sbin/rtprio/rtprio.1
==============================================================================
--- stable/9/usr.sbin/rtprio/rtprio.1	Wed Oct  3 23:23:45 2012	(r241170)
+++ stable/9/usr.sbin/rtprio/rtprio.1	Thu Oct  4 01:26:13 2012	(r241171)
@@ -30,7 +30,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd July 23, 1994
+.Dd September 29, 2012
 .Dt RTPRIO 1
 .Os
 .Sh NAME
@@ -113,6 +113,14 @@ highest priority
 of 0 means "the current process".
 .Pp
 Only root is allowed to set realtime or idle priority for a process.
+A user may modify the idle priority of their own processes if the
+.Xr sysctl 8
+variable
+.Va security.bsd.unprivileged_idprio
+is set to non-zero.
+Note that this increases the chance that a deadlock can occur
+if a process locks a required resource and then does
+not get to run.
 .Sh EXIT STATUS
 If
 .Nm