Document the kproc_kthread_add() call

and fix a small detail of its implementation.
MFC after: 1 week

1 files changed, 16 insertions, 0 deletions

diff --git a/share/man/man9/kthread.9 b/share/man/man9/kthread.9
index 5a8c010..148a34e 100644
--- a/share/man/man9/kthread.9
+++ b/share/man/man9/kthread.9
@@ -57,6 +57,12 @@
 .Fn kthread_suspend "struct thread *td" "int timo"
 .Ft void
 .Fn kthread_suspend_check "struct thread *td"
+.Ft int
+.Fo kproc_kthread_add
+.Fa "void (*func)(void *)" "void *arg"
+.Fa "struct proc **procptr" "struct thread **tdptr"
+.Fa "int flags" "int pages" "char * procname" "const char *fmt" "..."
+.Fc
 .Sh DESCRIPTION
 The function
 .Fn kthread_start
@@ -151,6 +157,16 @@ member of the new thread's
 .Vt "struct thread" .
 .Pp
 The
+.Fn kproc_kthread_add
+function is much like the 
+.Fn kthread_add
+function above except that if the kproc does not already
+exist, it is created. 
+This function is better documented in the 
+.Xr kproc 9
+manual page.
+.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