From e6257a9a09fdcf8c7ca138b9a39f975e9185c5b1 Mon Sep 17 00:00:00 2001
From: Peter Wemm <peter@FreeBSD.org>
Date: Sat, 26 Jun 1999 14:46:35 +0000
Subject: [PATCH] GC the remnants of the old pre-softupdates update daemon.
 It's been #if 0'd for a fair while now.

---
 sys/kern/vfs_bio.c | 49 +---------------------------------------------
 1 file changed, 1 insertion(+), 48 deletions(-)

diff --git a/sys/kern/vfs_bio.c b/sys/kern/vfs_bio.c
index 48f2c38a0e16..fbb3786ed3dd 100644
--- a/sys/kern/vfs_bio.c
+++ b/sys/kern/vfs_bio.c
@@ -11,7 +11,7 @@
  * 2. Absolutely no warranty of function or purpose is made by the author
  *		John S. Dyson.
  *
- * $Id: vfs_bio.c,v 1.215 1999/06/22 01:39:53 mckusick Exp $
+ * $Id: vfs_bio.c,v 1.216 1999/06/26 02:46:06 mckusick Exp $
  */
 
 /*
@@ -56,17 +56,6 @@ static MALLOC_DEFINE(M_BIOBUF, "BIO buffer", "BIO buffer");
 
 struct	bio_ops bioops;		/* I/O operation notification */
 
-#if 0 	/* replaced bu sched_sync */
-static void vfs_update __P((void));
-static struct	proc *updateproc;
-static struct kproc_desc up_kp = {
-	"update",
-	vfs_update,
-	&updateproc
-};
-SYSINIT_KT(update, SI_SUB_KTHREAD_UPDATE, SI_ORDER_FIRST, kproc_start, &up_kp)
-#endif
-
 struct buf *buf;		/* buffer header pool */
 struct swqueue bswlist;
 
@@ -82,12 +71,6 @@ static void vfs_vmio_release(struct buf *bp);
 static void flushdirtybuffers(int slpflag, int slptimeo);
 static int flushbufqueues(void);
 
-/*
- * Internal update daemon, process 3
- *	The variable vfs_update_wakeup allows for internal syncs.
- */
-int vfs_update_wakeup;
-
 /*
  * bogus page -- for I/O to/from partially complete buffers
  * this is a temporary solution to the problem, but it is not
@@ -2608,36 +2591,6 @@ biodone(register struct buf * bp)
 	splx(s);
 }
 
-#if 0	/* not with kirks code */
-static int vfs_update_interval = 30;
-
-static void
-vfs_update()
-{
-	while (1) {
-		tsleep(&vfs_update_wakeup, PUSER, "update",
-		    hz * vfs_update_interval);
-		vfs_update_wakeup = 0;
-		sync(curproc, NULL);
-	}
-}
-
-static int
-sysctl_kern_updateinterval SYSCTL_HANDLER_ARGS
-{
-	int error = sysctl_handle_int(oidp,
-		oidp->oid_arg1, oidp->oid_arg2, req);
-	if (!error)
-		wakeup(&vfs_update_wakeup);
-	return error;
-}
-
-SYSCTL_PROC(_kern, KERN_UPDATEINTERVAL, update, CTLTYPE_INT|CTLFLAG_RW,
-	&vfs_update_interval, 0, sysctl_kern_updateinterval, "I", "");
-
-#endif
-
-
 /*
  * This routine is called in lieu of iodone in the case of
  * incomplete I/O.  This keeps the busy status for pages