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authorJason McIntyre <jmc@cvs.openbsd.org>2005-11-19 09:33:59 +0000
committerJason McIntyre <jmc@cvs.openbsd.org>2005-11-19 09:33:59 +0000
commitfba2b63f0716ee9758378dd22cabb55dc8589be8 (patch)
treeaaa70b4f41f5da2491bc26c9edd217da7d36660f
parent1c31a148cef2cf56e2f0133760c9798832da2190 (diff)
fix list madness;
-rw-r--r--share/man/man9/lock.927
1 files changed, 14 insertions, 13 deletions
diff --git a/share/man/man9/lock.9 b/share/man/man9/lock.9
index f2d07c4f637..6cef4644e4e 100644
--- a/share/man/man9/lock.9
+++ b/share/man/man9/lock.9
@@ -1,4 +1,4 @@
-.\" $OpenBSD: lock.9,v 1.11 2005/11/19 02:18:00 pedro Exp $
+.\" $OpenBSD: lock.9,v 1.12 2005/11/19 09:33:58 jmc Exp $
.\" $NetBSD: lock.9,v 1.12 2001/11/01 01:13:43 wiz Exp $
.\"
.\" Copyright (c) 2000 The NetBSD Foundation, Inc.
@@ -47,7 +47,7 @@
.Nm lockmgr_printinfo ,
.Nd kernel lock functions
.Sh SYNOPSIS
-.Fd #include \*[Lt]sys/lock.h\*[Gt]
+.Fd #include <sys/lock.h>
.Ft void
.Fn simple_lock_init "struct simplelock *slock"
.Ft void
@@ -72,8 +72,7 @@ functions provide synchronisation in the kernel by preventing multiple
processes from simultaneously executing critical sections of code
accessing shared data.
A number of different locks are available:
-.Pp
-.Bl -tag -width compact
+.Bl -tag -width Ds
.It struct simplelock
Provides a simple spinning mutex.
A processor will busy-wait while trying to acquire a simplelock.
@@ -105,8 +104,7 @@ are provided to record additional lock information.
These facilities are provided to assist in determining deadlock occurrences.
.Sh FUNCTIONS
The functions which operate on simplelocks are:
-.Pp
-.Bl -tag -width compact
+.Bl -tag -width Ds
.It Fn simple_lock_init "slock"
The simplelock
.Fa slock
@@ -117,7 +115,7 @@ The effect is the same as the dynamic initialisation by a call to
simple_lock_init.
For example,
.Pp
-struct simplelock slock = SIMPLELOCK_INITIALIZER;
+.Dl struct simplelock slock = SIMPLELOCK_INITIALIZER;
.It Fn simple_lock "slock"
The simplelock
.Fa slock
@@ -146,14 +144,14 @@ will be released but the kernel behaviour is undefined.
.El
.Pp
The functions which operate on locks are:
-.Pp
-.Bl -tag -width compact
+.Bl -tag -width Ds
.It Fn lockinit "lock" "prio" "wmesg" "timo" "flags"
The lock
.Fa lock
is initialised according to the parameters provided.
Arguments are as follows:
-.Bl -tag -width compact
+.Pp
+.Bl -tag -width Ds -compact
.It Fa lock
The lock.
.It Fa prio
@@ -169,7 +167,8 @@ Used by
Flags to specify the lock behaviour permanently over the lifetime of
the lock.
Valid lock flags are:
-.Bl -tag -width compact
+.Pp
+.Bl -tag -width "LK_CANRECURSEXX" -compact
.It LK_NOWAIT
Processes should not sleep when attempting to acquire the lock.
.It LK_SLEEPFAIL
@@ -181,13 +180,14 @@ Processes can acquire the lock recursively.
.It Fn lockmgr "lock" "flags" "slock"
Set, change or release a lock according to the parameters provided.
Arguments are as follows:
-.Bl -tag -width compact
+.Pp
+.Bl -tag -width Ds -compact
.It Fa lock
The lock.
.It Fa flags
Flags to specify the lock request type.
In addition to the flags specified above, the following flags are valid:
-.Bl -tag -width compact
+.Bl -tag -width Ds
.It LK_SHARED
Get one of many possible shared-access locks.
If a process holding an exclusive-access lock requests a shared-access lock,
@@ -242,6 +242,7 @@ Unlock the simplelock
.Fa slock
when the lock is acquired.
.El
+.Pp
.It Fa slock
Simplelock interlock.
If the flag LK_INTERLOCK is set in