.\"	$NetBSD: lfs_segclean.2,v 1.9 2017/05/14 12:30:37 wiz Exp $
.\"
.\" Copyright (c) 2000 The NetBSD Foundation, Inc.
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.\" This code is derived from software contributed to The NetBSD Foundation
.\" by Konrad Schroder.
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.Dd May 23, 2000
.Dt LFS_SEGCLEAN 2
.Os
.Sh NAME
.Nm lfs_segclean
.Nd mark a segment clean
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
.In sys/types.h
.Ft int
.Fn lfs_segclean "fsid_t *fsidp" "u_long segment"
.Sh DESCRIPTION
.Fn lfs_segclean
marks segment number
.Fa segment
in LFS file system
.Fa *fsidp
"clean" or available for writing.
.Sh RETURN VALUES
.Fn lfs_segclean
returns 0 on success, or \-1 on error.
.Sh ERRORS
An error return from
.Fn lfs_segclean
indicates:
.Bl -tag -width Er
.It Bq Er EFAULT
.Fa fsidp
points outside the process's allocated address space.
.It Bq Er EINVAL
.Fa *fsidp
does not specify a valid file system.
.It Bq Er EBUSY
.Fa segment
is marked SU_ACTIVE, meaning that it does not yet belong to a valid checkpoint.
.El
.Sh SEE ALSO
.Xr lfs_bmapv 2 ,
.Xr lfs_markv 2 ,
.Xr lfs_segwait 2 ,
.Xr lfs_cleanerd 8
.Sh HISTORY
The
.Fn lfs_segclean
function call appeared in
.Bx 4.4 .