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Update mlockall(2) to mention that it's superuser-only syscall, just

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like the mlock(2) manual page says.  Update mlock(2) to say that hitting
RLIMIT_MEMLOCK results in ENOMEM, not EAGAIN.

MFC after:	1 month
This commit is contained in:
Edward Tomasz Napierala 2010-07-27 20:34:37 +00:00
parent a3870a1826
commit d8561f0a50
2 changed files with 7 additions and 4 deletions
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7
lib/libc/sys/mlock.2
View File

@ -28,7 +28,7 @@
.\" @(#)mlock.2 8.2 (Berkeley) 12/11/93
.\" $FreeBSD$
.\"
.Dd August 10, 2004
.Dd July 27, 2010
.Dt MLOCK 2
.Os
.Sh NAME
@ -116,11 +116,12 @@ 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
Locking the indicated range would exceed either the system or per-process
limit for locked memory.
Locking the indicated range would exceed the system limit for locked memory.
.It Bq Er ENOMEM
Some portion of the indicated address range is not allocated.
There was an error faulting/mapping a page.
Locking the indicated range would exceed the per-process limit for locked
memory.
.El
The
.Fn munlock

4
lib/libc/sys/mlockall.2
View File

@ -30,7 +30,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd June 12, 1999
.Dd July 27, 2010
.Dt MLOCKALL 2
.Os
.Sh NAME
@ -72,6 +72,8 @@ limit and the per-process
.Dv RLIMIT_MEMLOCK
resource limit.
.Pp
These calls are only available to the super-user.
.Pp
The
.Fn munlockall
call unlocks any locked memory regions in the process address space.