1.\" 2.\" Copyright (C) 2008 Attilio Rao <attilio@FreeBSD.org> 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice(s), this list of conditions and the following disclaimer as 10.\" the first lines of this file unmodified other than the possible 11.\" addition of one or more copyright notices. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice(s), this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 16.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY 17.\" EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 19.\" DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY 20.\" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 21.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 22.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 23.\" CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH 26.\" DAMAGE. 27.\" 28.Dd January 22, 2008 29.Dt BUF_RECURSED 9 30.Os 31.Sh NAME 32.Nm BUF_RECURSED 33.Nd "checks if the lock linked to the buffer is recursed" 34.Sh SYNOPSIS 35.In sys/param.h 36.In sys/systm.h 37.In sys/uio.h 38.In sys/bio.h 39.In sys/buf.h 40.Ft int 41.Fn BUF_RECURSED "struct buf *bp" 42.Sh DESCRIPTION 43The 44.Fn BUF_RECURSED 45function checks if the lock linked to the given buffer is recursed and 46returns 1 if the condition is true, 0 otherwise. 47.Pp 48Its argument is: 49.Bl -tag -width ".Fa bp" 50.It Fa bp 51The buffer linked to the lock. 52See 53.Xr lockmgr_recursed 9 54for details. 55.El 56.Sh SEE ALSO 57.Xr buf 9 , 58.Xr BUF_LOCK 9 , 59.Xr BUF_UNLOCK 9 , 60.Xr lockmgr 9 61.Sh AUTHORS 62This manual page was written by 63.An Attilio Rao Aq Mt attilio@FreeBSD.org . 64