[src/trunk]: src/sys/uvm unbusy a page after put it on the queue.

[yamt <yamt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/b36be5780393
branches:  trunk
changeset: 545636:b36be5780393
user:      yamt <yamt%NetBSD.org@localhost>
date:      Sat Apr 12 14:36:43 2003 +0000

description:
unbusy a page after put it on the queue.
fix a panic with UVM_PAGE_TRKOWN when doing swapoff.

diffstat:

 sys/uvm/uvm_aobj.c |  10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)

diffs (37 lines):

diff -r b18157684bf0 -r b36be5780393 sys/uvm/uvm_aobj.c
--- a/sys/uvm/uvm_aobj.c        Sat Apr 12 14:26:58 2003 +0000
+++ b/sys/uvm/uvm_aobj.c        Sat Apr 12 14:36:43 2003 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: uvm_aobj.c,v 1.55 2003/02/09 22:28:40 pk Exp $ */
+/*     $NetBSD: uvm_aobj.c,v 1.56 2003/04/12 14:36:43 yamt Exp $       */
 
 /*
  * Copyright (c) 1998 Chuck Silvers, Charles D. Cranor and
@@ -43,7 +43,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uvm_aobj.c,v 1.55 2003/02/09 22:28:40 pk Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uvm_aobj.c,v 1.56 2003/04/12 14:36:43 yamt Exp $");
 
 #include "opt_uvmhist.h"
 
@@ -1461,8 +1461,6 @@
 
        slot = uao_set_swslot(&aobj->u_obj, pageidx, 0);
        uvm_swap_free(slot, 1);
-       pg->flags &= ~(PG_BUSY|PG_CLEAN|PG_FAKE);
-       UVM_PAGE_OWN(pg, NULL);
 
        /*
         * deactivate the page (to make sure it's on a page queue).
@@ -1471,5 +1469,9 @@
        uvm_lock_pageq();
        uvm_pagedeactivate(pg);
        uvm_unlock_pageq();
+
+       pg->flags &= ~(PG_BUSY|PG_CLEAN|PG_FAKE);
+       UVM_PAGE_OWN(pg, NULL);
+
        return FALSE;
 }