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authorjulian <julian@FreeBSD.org>2007-10-26 16:50:21 +0000
committerjulian <julian@FreeBSD.org>2007-10-26 16:50:21 +0000
commit00b0426d314829318193693a78f9f9e8af20813b (patch)
tree9ab55410ae9103bf2e21b99adb724cc0cdc4b5f5 /share
parent2fc050a9c24dcbc475e480fed4e1c9c23cf3450c (diff)
downloadFreeBSD-src-00b0426d314829318193693a78f9f9e8af20813b.zip
FreeBSD-src-00b0426d314829318193693a78f9f9e8af20813b.tar.gz
Doc police fixes
thanks to: ru@
Diffstat (limited to 'share')
-rw-r--r--share/man/man9/Makefile14
-rw-r--r--share/man/man9/kproc.951
-rw-r--r--share/man/man9/kthread.996
3 files changed, 97 insertions, 64 deletions
diff --git a/share/man/man9/Makefile b/share/man/man9/Makefile
index 093aea9..2175f69 100644
--- a/share/man/man9/Makefile
+++ b/share/man/man9/Makefile
@@ -129,6 +129,7 @@ MAN= accept_filter.9 \
kernacc.9 \
kernel_mount.9 \
kobj.9 \
+ kproc.9 \
kqueue.9 \
kthread.9 \
ktr.9 \
@@ -674,6 +675,13 @@ MLINKS+=kobj.9 DEFINE_CLASS.9 \
kobj.9 kobj_create.9 \
kobj.9 kobj_delete.9 \
kobj.9 kobj_init.9
+MLINKS+=kproc.9 kproc_create.9 \
+ kproc.9 kproc_exit.9 \
+ kproc.9 kproc_resume,.9 \
+ kproc.9 kproc_shutdown.9 \
+ kproc.9 kproc_start.9 \
+ kproc.9 kproc_suspend.9 \
+ kproc.9 kproc_suspend_check.9
MLINKS+=kqueue.9 knlist_add.9 \
kqueue.9 knlist_clear.9 \
kqueue.9 knlist_delete.9 \
@@ -688,11 +696,11 @@ MLINKS+=kqueue.9 knlist_add.9 \
kqueue.9 kqfd_register.9 \
kqueue.9 kqueue_add_filteropts.9 \
kqueue.9 kqueue_del_filteropts.9
-MLINKS+=kthread.9 kproc_shutdown.9 \
- kthread.9 kproc_start.9 \
- kthread.9 kthread_create.9 \
+MLINKS+=kthread.9 kthread_add.9 \
kthread.9 kthread_exit.9 \
kthread.9 kthread_resume.9 \
+ kthread.9 kthread_shutdown.9 \
+ kthread.9 kthread_start.9 \
kthread.9 kthread_suspend.9 \
kthread.9 kthread_suspend_check.9
MLINKS+=ktr.9 CTR0.9 \
diff --git a/share/man/man9/kproc.9 b/share/man/man9/kproc.9
index 2f82c23..dcede3c1 100644
--- a/share/man/man9/kproc.9
+++ b/share/man/man9/kproc.9
@@ -36,7 +36,7 @@
.Nm kproc_resume ,
.Nm kproc_suspend ,
.Nm kproc_suspend_check
-.Nd kernel procs
+.Nd "kernel processes"
.Sh SYNOPSIS
.In sys/kthread.h
.Ft void
@@ -44,7 +44,11 @@
.Ft void
.Fn kproc_shutdown "void *arg" "int howto"
.Ft int
-.Fn kproc_create "void (*func)(void *)" "void *arg" "struct proc **newpp" "int flags" "int pages" "const char *fmt" "..."
+.Fo kproc_create
+.Fa "void (*func)(void *)" "void *arg" "struct proc **newpp"
+.Fa "int flags" "int pages"
+.Fa "const char *fmt" ...
+.Fc
.Ft void
.Fn kproc_exit "int ecode"
.Ft int
@@ -58,37 +62,41 @@ The function
.Fn kproc_start
is used to start
.Dq internal
-daemons such as bufdaemon, pagedaemon, vmdaemon, and the syncer and is intended
+daemons such as
+.Nm bufdaemon , pagedaemon , vmdaemon ,
+and the
+.Nm syncer
+and is intended
to be called from
.Xr SYSINIT 9 .
The
.Fa udata
argument is actually a pointer to a
-.Li struct kproc_desc
+.Vt "struct kproc_desc"
which describes the kernel process that should be created:
.Bd -literal -offset indent
struct kproc_desc {
- char *arg0;
- void (*func)(void);
- struct proc **global_procpp;
+ char *arg0;
+ void (*func)(void);
+ struct proc **global_procpp;
};
.Ed
.Pp
The structure members are used by
.Fn kproc_start
as follows:
-.Bl -tag -width "global_procpp" -offset indent
+.Bl -tag -width ".Va global_procpp" -offset indent
.It Va arg0
String to be used for the name of the process.
This string will be copied into the
.Va p_comm
member of the new process'
-.Li struct proc .
+.Vt "struct proc" .
.It Va func
The main function for this kernel process to run.
.It Va global_procpp
A pointer to a
-.Li struct proc
+.Vt "struct proc"
pointer that should be updated to point to the newly created process' process
structure.
If this variable is
@@ -99,7 +107,9 @@ then it is ignored.
The
.Fn kproc_create
function is used to create a kernel process.
-The new process shares its address space with process 0, the swapper process,
+The new process shares its address space with process 0, the
+.Nm swapper
+process,
and runs in kernel mode only.
The
.Fa func
@@ -112,7 +122,7 @@ when it is called by the new process.
The
.Fa newpp
pointer points to a
-.Li struct proc
+.Vt "struct proc"
pointer that is to be updated to point to the newly created process.
If this argument is
.Dv NULL ,
@@ -131,7 +141,7 @@ argument list that is used to build the name of the new process and is stored
in the
.Va p_comm
member of the new process's
-.Li struct proc .
+.Vt "struct proc" .
.Pp
The
.Fn kproc_exit
@@ -170,7 +180,7 @@ resume request.
The
.Fa p
argument points to the
-.Li struct proc
+.Vt "struct proc"
of the kernel process to suspend or resume.
For
.Fn kproc_suspend ,
@@ -195,14 +205,14 @@ and
functions return zero on success and non-zero on failure.
.Sh EXAMPLES
This example demonstrates the use of a
-.Li struct kproc_desc
+.Vt "struct kproc_desc"
and the functions
.Fn kproc_start ,
.Fn kproc_shutdown ,
and
.Fn kproc_suspend_check
to run the
-.Dq bufdaemon
+.Nm bufdaemon
process.
.Bd -literal -offset indent
static struct proc *bufdaemonproc;
@@ -297,6 +307,9 @@ functions were named
.Fn shutdown_kproc ,
and
.Fn kproc_suspend_loop ,
-respectively. Originally they had the names
-.Fn kthread_xxx
-but were changed when real kthreads became available.
+respectively.
+Originally they had the names
+.Fn kthread_*
+but were changed to
+.Fn kproc_*
+when real kthreads became available.
diff --git a/share/man/man9/kthread.9 b/share/man/man9/kthread.9
index bbb49af..5a8c010 100644
--- a/share/man/man9/kthread.9
+++ b/share/man/man9/kthread.9
@@ -25,7 +25,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd September 24, 2004
+.Dd October 26, 2007
.Dt KTHREAD 9
.Os
.Sh NAME
@@ -36,9 +36,7 @@
.Nm kthread_resume ,
.Nm kthread_suspend ,
.Nm kthread_suspend_check
-.Nd kernel threads
-.Pp
-.Em PROCESSES .
+.Nd "kernel threads"
.Sh SYNOPSIS
.In sys/kthread.h
.Ft void
@@ -46,7 +44,11 @@
.Ft void
.Fn kthread_shutdown "void *arg" "int howto"
.Ft int
-.Fn kthread_add "void (*func)(void *)" "void *arg" "struct proc *procp" "struct thread **newtdpp" "int flags" "int pages" "const char *fmt" "..."
+.Fo kthread_add
+.Fa "void (*func)(void *)" "void *arg" "struct proc *procp"
+.Fa "struct thread **newtdpp" "int flags" "int pages"
+.Fa "const char *fmt" ...
+.Fc
.Ft void
.Fn kthread_exit "void"
.Ft int
@@ -60,51 +62,62 @@ The function
.Fn kthread_start
is used to start
.Dq internal
-daemons such as bufdaemon, pagedaemon, vmdaemon, and the syncer and is intended
+daemons such as
+.Nm bufdaemon , pagedaemon , vmdaemon ,
+and the
+.Nm syncer
+and is intended
to be called from
.Xr SYSINIT 9 .
The
.Fa udata
argument is actually a pointer to a
-.Li struct kthread_desc
+.Vt "struct kthread_desc"
which describes the kernel thread that should be created:
.Bd -literal -offset indent
struct kthread_desc {
- char *arg0;
- void (*func)(void);
- struct thread **global_threadpp;
+ char *arg0;
+ void (*func)(void);
+ struct thread **global_threadpp;
};
.Ed
.Pp
The structure members are used by
.Fn kthread_start
as follows:
-.Bl -tag -width "global_threadpp" -offset indent
+.Bl -tag -width ".Va global_threadpp" -offset indent
.It Va arg0
String to be used for the name of the thread.
This string will be copied into the
.Va td_name
member of the new threads'
-.Li struct thread .
+.Vt "struct thread" .
.It Va func
-The main function for this kernel process to run.
+The main function for this kernel thread to run.
.It Va global_threadpp
A pointer to a
-.Li struct thread
-pointer that should be updated to point to the newly created thread' thread
+.Vt "struct thread"
+pointer that should be updated to point to the newly created thread's
+.Vt thread
structure.
If this variable is
.Dv NULL ,
-then it is ignored. The thread will be a subthread of proc0 (PID 0).
+then it is ignored.
+The thread will be a subthread of
+.Va proc0
+(PID 0).
.El
.Pp
The
.Fn kthread_add
function is used to create a kernel thread.
-The new thread runs in kernel mode only. It is added to the
-process specified by the
+The new thread runs in kernel mode only.
+It is added to the process specified by the
.Fa procp
-argument, or if that is NULL, to proc0.
+argument, or if that is
+.Dv NULL ,
+to
+.Va proc0 .
The
.Fa func
argument specifies the function that the thread should execute.
@@ -112,11 +125,11 @@ The
.Fa arg
argument is an arbitrary pointer that is passed in as the only argument to
.Fa func
-when it is called by the new process.
+when it is called by the new thread.
The
-.Fa newtdp
+.Fa newtdpp
pointer points to a
-.Li struct thread
+.Vt "struct thread"
pointer that is to be updated to point to the newly created thread.
If this argument is
.Dv NULL ,
@@ -135,14 +148,14 @@ argument list that is used to build the name of the new thread and is stored
in the
.Va td_name
member of the new thread's
-.Li struct thread .
+.Vt "struct thread" .
.Pp
The
.Fn kthread_exit
function is used to terminate kernel threads.
It should be called by the main function of the kernel thread rather than
letting the main function return to its caller.
-The
+.\" XXX "int ecode" argument isn't documented.
.Pp
The
.Fn kthread_resume ,
@@ -167,7 +180,7 @@ resume request.
The
.Fa td
argument points to the
-.Li struct thread
+.Vt "struct thread"
of the kernel thread to suspend or resume.
For
.Fn kthread_suspend ,
@@ -192,14 +205,14 @@ and
functions return zero on success and non-zero on failure.
.Sh EXAMPLES
This example demonstrates the use of a
-.Li struct kthread_desc
+.Vt "struct kthread_desc"
and the functions
.Fn kthread_start ,
.Fn kthread_shutdown ,
and
.Fn kthread_suspend_check
to run the
-.Dq bufdaemon
+.Nm bufdaemon
process.
.Bd -literal -offset indent
static struct thread *bufdaemonthread;
@@ -242,7 +255,7 @@ argument does not reference a kernel thread.
.El
.Pp
The
-.Fn kthread_create
+.Fn kthread_add
function will fail if:
.Bl -tag -width Er
.It Bq Er EAGAIN
@@ -261,39 +274,38 @@ parameter.
.El
.Sh SEE ALSO
.Xr rfork 2 ,
-.Xr kproc 9 ,
.Xr exit1 9 ,
+.Xr kproc 9 ,
.Xr SYSINIT 9 ,
.Xr wakeup 9
.Sh HISTORY
The
.Fn kthread_start
function first appeared in
-.Fx 2.2
-where it created a whole process. It was converted to create threads in
+.Fx 2.2
+where it created a whole process.
+It was converted to create threads in
.Fx 8.0 .
The
.Fn kthread_shutdown ,
-.Fn kthread_create ,
.Fn kthread_exit ,
.Fn kthread_resume ,
.Fn kthread_suspend ,
and
.Fn kthread_suspend_check
functions were introduced in
-.Fx 4.0
-and were converted to treads in
+.Fx 4.0
+and were converted to threads in
.Fx 8.0 .
-The
+The
.Fn kthread_create
-call was renamed to kthread_add in
+call was renamed to
+.Fn kthread_add
+in
.Fx 8.0 .
-The old functionality of creating a kernel process was renamed
-to
-.Fn kproc_create
-(and friends).
-See
-.Xr kproc 9
+The old functionality of creating a kernel process was renamed
+to
+.Xr kproc_create 9 .
Prior to
.Fx 5.0 ,
the
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