svn commit: r245417 - stable/9/lib/libc/sys

[Andrey Zonov]

Author: zont
Date: Mon Jan 14 11:00:06 2013
New Revision: 245417
URL: http://svnweb.freebsd.org/changeset/base/245417

Log:
  MFC r244679:
  - Update manual pages accordingly to r244384 and r244385.
  
  Approved by:	kib (mentor)

Modified:
  stable/9/lib/libc/sys/mlock.2
  stable/9/lib/libc/sys/mlockall.2
Directory Properties:
  stable/9/lib/libc/   (props changed)
  stable/9/lib/libc/sys/   (props changed)

Modified: stable/9/lib/libc/sys/mlock.2
==============================================================================
--- stable/9/lib/libc/sys/mlock.2	Mon Jan 14 10:58:55 2013	(r245416)
+++ stable/9/lib/libc/sys/mlock.2	Mon Jan 14 11:00:06 2013	(r245417)
@@ -28,7 +28,7 @@
 .\"	@(#)mlock.2	8.2 (Berkeley) 12/11/93
 .\" $FreeBSD$
 .\"
-.Dd July 27, 2010
+.Dd December 25, 2012
 .Dt MLOCK 2
 .Os
 .Sh NAME
@@ -94,12 +94,15 @@ limited in how much they can lock down.
 A single process can
 .Fn mlock
 the minimum of
-a system-wide ``wired pages'' limit and
-the per-process
+a system-wide ``wired pages'' limit
+.Va vm.max_wired
+and the per-process
 .Li RLIMIT_MEMLOCK
 resource limit.
 .Pp
-These calls are only available to the super-user.
+If
+.Va security.bsd.unprivileged_mlock
+is set to 0 these calls are only available to the super-user.
 .Sh RETURN VALUES
 .Rv -std
 .Pp
@@ -112,7 +115,8 @@ system call
 will fail if:
 .Bl -tag -width Er
 .It Bq Er EPERM
-The caller is not the super-user.
+.Va security.bsd.unprivileged_mlock
+is set to 0 and the caller is not the super-user.
 .It Bq Er EINVAL
 The address given is not page aligned or the length is negative.
 .It Bq Er EAGAIN
@@ -129,7 +133,8 @@ system call
 will fail if:
 .Bl -tag -width Er
 .It Bq Er EPERM
-The caller is not the super-user.
+.Va security.bsd.unprivileged_mlock
+is set to 0 and the caller is not the super-user.
 .It Bq Er EINVAL
 The address given is not page aligned or the length is negative.
 .It Bq Er ENOMEM

Modified: stable/9/lib/libc/sys/mlockall.2
==============================================================================
--- stable/9/lib/libc/sys/mlockall.2	Mon Jan 14 10:58:55 2013	(r245416)
+++ stable/9/lib/libc/sys/mlockall.2	Mon Jan 14 11:00:06 2013	(r245417)
@@ -30,7 +30,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd July 27, 2010
+.Dd December 25, 2012
 .Dt MLOCKALL 2
 .Os
 .Sh NAME
@@ -68,11 +68,22 @@ Since physical memory is a potentially s
 limited in how much they can lock down.
 A single process can lock the minimum of a system-wide
 .Dq wired pages
-limit and the per-process
+limit
+.Va vm.max_wired
+and the per-process
 .Dv RLIMIT_MEMLOCK
 resource limit.
 .Pp
-These calls are only available to the super-user.
+If
+.Va security.bsd.unprivileged_mlock
+is set to 0 these calls are only available to the super-user.
+If
+.Va vm.old_mlock
+is set to 1 the per-process
+.Dv RLIMIT_MEMLOCK
+resource limit will not be applied for
+.Fn mlockall
+calls.
 .Pp
 The
 .Fn munlockall