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+.\"
+.\" Copyright (C) 2001 Chad David <davidc@acns.ab.ca>. All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\" notice(s), this list of conditions and the following disclaimer as
+.\" the first lines of this file unmodified other than the possible
+.\" addition of one or more copyright notices.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\" notice(s), this list of conditions and the following disclaimer in the
+.\" documentation and/or other materials provided with the distribution.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY
+.\" EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+.\" DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY
+.\" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+.\" CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+.\" DAMAGE.
+.\"
+.\" $FreeBSD$
+.\"
+.Dd July 9, 2001
+.Dt BUF_LOCKFREE 9
+.Os
+.Sh NAME
+.Nm BUF_LOCKFREE
+.Nd "destroys a buffer's lock"
+.Sh SYNOPSIS
+.In sys/param.h
+.In sys/systm.h
+.In sys/uio.h
+.In sys/bio.h
+.In sys/buf.h
+.Ft void
+.Fn BUF_LOCKFREE "struct buf *bp"
+.Sh DESCRIPTION
+The
+.Fn BUF_LOCKFREE
+macro destroys the buffer lock.
+The lock must not be held when
+this macro is called or a panic will result.
+.Pp
+Its argument is:
+.Bl -tag -width ".Fa bp"
+.It Fa bp
+The buffer whose lock is to be destroyed.
+.El
+.Sh SEE ALSO
+.Xr buf 9 ,
+.Xr BUF_LOCK 9 ,
+.Xr BUF_TIMELOCK 9 ,
+.Xr BUF_UNLOCK 9 ,
+.Xr lockdestroy 9
+.Sh AUTHORS
+This manual page was written by
+.An Chad David Aq Mt davidc@acns.ab.ca .
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