freebsd-dev/share/man/man9/BUF_RECURSED.9
2008-01-22 21:26:35 +00:00

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.Dd January 22, 2008
.Dt BUF_RECURSED 9
.Os
.Sh NAME
.Nm BUF_RECURSED
.Nd "checks if the lock linked to the buffer is recursed"
.Sh SYNOPSIS
.In sys/param.h
.In sys/systm.h
.In sys/uio.h
.In sys/bio.h
.In sys/buf.h
.Ft int
.Fn BUF_RECURSED "struct buf *bp"
.Sh DESCRIPTION
The
.Fn BUF_RECURSED
function checks if the lock linked to the given buffer is recursed and
returns 1 if the condition is true, 0 otherwise.
.Pp
Its argument is:
.Bl -tag -width ".Fa bp"
.It Fa bp
The buffer linked to the lock.
See
.Xr lockmgr_recursed 9
for details.
.Sh SEE ALSO
.Xr buf 9 ,
.Xr BUF_LOCK 9 ,
.Xr BUF_UNLOCK 9 ,
.Xr lockmgr 9
.Sh AUTHORS
This manual page was written by
.An Attilio Rao Aq attilio@FreeBSD.org .