2002-07-08 07:51:20 +00:00
|
|
|
.\"
|
|
|
|
|
.\" Copyright (c) 2002 Julian Elischer
|
|
|
|
|
.\" 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, this list of conditions and the following disclaimer.
|
|
|
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
|
|
|
.\" notice, 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 AUTHOR AND CONTRIBUTORS ``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 AUTHOR OR CONTRIBUTORS 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 5, 2002
|
|
|
|
|
.Dt THREAD_EXIT 9
|
|
|
|
|
.Os
|
|
|
|
|
.Sh NAME
|
2002-12-09 14:29:34 +00:00
|
|
|
.Nm thread_exit
|
|
|
|
|
.Nd abandon current thread context
|
2002-07-08 07:51:20 +00:00
|
|
|
.Sh SYNOPSIS
|
|
|
|
|
.In sys/param.h
|
|
|
|
|
.In sys/proc.h
|
|
|
|
|
.Ft void
|
|
|
|
|
.Fn thread_exit "void"
|
|
|
|
|
.Sh DESCRIPTION
|
|
|
|
|
The
|
|
|
|
|
.Fn thread_exit
|
2002-12-09 14:29:34 +00:00
|
|
|
function implements the machine independent prelude to a thread
|
2002-07-08 07:51:20 +00:00
|
|
|
shutdown.
|
2002-12-09 14:29:34 +00:00
|
|
|
It will not return, and will result in a call to
|
2002-07-08 07:51:20 +00:00
|
|
|
.Xr mi_switch 9
|
|
|
|
|
to schedule some other thread.
|
|
|
|
|
.Pp
|
|
|
|
|
.Fn thread_exit
|
|
|
|
|
arranges to free all the resources of the thread, specifically the kernel
|
|
|
|
|
stack.
|
|
|
|
|
.Pp
|
|
|
|
|
To protect the
|
|
|
|
|
.Xr runqueue 9 ,
|
|
|
|
|
.Fn thread_exit
|
|
|
|
|
must be called with the
|
|
|
|
|
.Va sched_lock
|
|
|
|
|
mutex held.
|
|
|
|
|
.Sh SEE ALSO
|
2002-12-09 14:29:34 +00:00
|
|
|
.Xr mi_switch 9 ,
|
|
|
|
|
.Xr mutex 9 ,
|
2007-03-09 22:41:01 +00:00
|
|
|
.Xr runqueue 9 ,
|
|
|
|
|
.Xr sleep 9
|
