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Date:      Mon, 30 Jan 2012 19:34:41 +0000 (UTC)
From:      Mikolaj Golub <trociny@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org
Subject:   svn commit: r230781 - stable/9/bin/ps
Message-ID:  <201201301934.q0UJYfii099372@svn.freebsd.org>

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Author: trociny
Date: Mon Jan 30 19:34:41 2012
New Revision: 230781
URL: http://svn.freebsd.org/changeset/base/230781

Log:
  MFC r227840, r227846:
  
  r227840:
  
  No need in procfs(5).
  
  r227846
  
  Remove yet another outdated note about procfs(5) being required.
  
  Spotted by:	arundel

Modified:
  stable/9/bin/ps/ps.1
  stable/9/bin/ps/ps.c
Directory Properties:
  stable/9/bin/ps/   (props changed)

Modified: stable/9/bin/ps/ps.1
==============================================================================
--- stable/9/bin/ps/ps.1	Mon Jan 30 19:32:33 2012	(r230780)
+++ stable/9/bin/ps/ps.1	Mon Jan 30 19:34:41 2012	(r230781)
@@ -29,7 +29,7 @@
 .\"     @(#)ps.1	8.3 (Berkeley) 4/18/94
 .\" $FreeBSD$
 .\"
-.Dd October 1, 2011
+.Dd November 22, 2011
 .Dt PS 1
 .Os
 .Sh NAME
@@ -98,12 +98,6 @@ The default output format includes, for 
 controlling terminal, state, CPU time (including both user and system time)
 and associated command.
 .Pp
-The process file system (see
-.Xr procfs 5 )
-should be mounted when
-.Nm
-is executed, otherwise not all information will be available.
-.Pp
 The options are as follows:
 .Bl -tag -width indent
 .It Fl a
@@ -682,9 +676,6 @@ attempts to automatically determine the 
 .Bl -tag -width ".Pa /boot/kernel/kernel" -compact
 .It Pa /boot/kernel/kernel
 default system namelist
-.It Pa /proc
-the mount point of
-.Xr procfs 5
 .El
 .Sh SEE ALSO
 .Xr kill 1 ,

Modified: stable/9/bin/ps/ps.c
==============================================================================
--- stable/9/bin/ps/ps.c	Mon Jan 30 19:32:33 2012	(r230780)
+++ stable/9/bin/ps/ps.c	Mon Jan 30 19:34:41 2012	(r230781)
@@ -132,7 +132,6 @@ struct listinfo {
 	} l;
 };
 
-static int	 check_procfs(void);
 static int	 addelem_gid(struct listinfo *, const char *);
 static int	 addelem_pid(struct listinfo *, const char *);
 static int	 addelem_tty(struct listinfo *, const char *);
@@ -412,14 +411,6 @@ main(int argc, char *argv[])
 	argv += optind;
 
 	/*
-	 * If the user specified ps -e then they want a copy of the process
-	 * environment kvm_getenvv(3) attempts to open /proc/<pid>/mem.
-	 * Check to make sure that procfs is mounted on /proc, otherwise
-	 * print a warning informing the user that output will be incomplete.
-	 */
-	if (needenv == 1 && check_procfs() == 0)
-		warnx("Process environment requires procfs(5)");
-	/*
 	 * If there arguments after processing all the options, attempt
 	 * to treat them as a list of process ids.
 	 */
@@ -1317,18 +1308,6 @@ kludge_oldps_options(const char *optlist
 	return (newopts);
 }
 
-static int
-check_procfs(void)
-{
-	struct statfs mnt;
-
-	if (statfs("/proc", &mnt) < 0)
-		return (0);
-	if (strcmp(mnt.f_fstypename, "procfs") != 0)
-		return (0);
-	return (1);
-}
-
 static void
 usage(void)
 {



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