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authorglebius <glebius@FreeBSD.org>2013-03-19 05:44:25 +0000
committerglebius <glebius@FreeBSD.org>2013-03-19 05:44:25 +0000
commit03b86a1452842fa3dbba615e64465e738982743f (patch)
treeb3fa4e17acffa8ef1fcb8e155fc30249cd29000e /lib/libc/sys
parentf07d0be8f8bed05cbfb5581a0bf1c000815da444 (diff)
downloadFreeBSD-src-03b86a1452842fa3dbba615e64465e738982743f.zip
FreeBSD-src-03b86a1452842fa3dbba615e64465e738982743f.tar.gz
There are actually two different cases when mlock(2) returns
ENOMEM. Clarify this, taking text from SUS. Reviewed by: kib
Diffstat (limited to 'lib/libc/sys')
-rw-r--r--lib/libc/sys/mlock.29
1 files changed, 7 insertions, 2 deletions
diff --git a/lib/libc/sys/mlock.2 b/lib/libc/sys/mlock.2
index 0e5fef8..42acc97 100644
--- a/lib/libc/sys/mlock.2
+++ b/lib/libc/sys/mlock.2
@@ -28,7 +28,7 @@
.\" @(#)mlock.2 8.2 (Berkeley) 12/11/93
.\" $FreeBSD$
.\"
-.Dd December 25, 2012
+.Dd March 18, 2013
.Dt MLOCK 2
.Os
.Sh NAME
@@ -138,7 +138,12 @@ 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
-Some portion of the indicated address range is not allocated.
+Some or all of the address range specified by the addr and len
+arguments does not correspond to valid mapped pages in the address space
+of the process.
+.It Bq Er ENOMEM
+Locking the pages mapped by the specified range would exceed a limit on
+the amount of memory that the process may lock.
.El
.Sh "SEE ALSO"
.Xr fork 2 ,
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