[src/trunk]: src/sys/rump/librump/rumpkern Recently uvm_page_locked_p() leake...

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

details:   https://anonhg.NetBSD.org/src/rev/06f843fac537
branches:  trunk
changeset: 779372:06f843fac537
user:      martin <martin%NetBSD.org@localhost>
date:      Wed May 23 14:59:21 2012 +0000

description:
Recently uvm_page_locked_p() leaked outside of uvm/MD code, so rump
needs to provide one.

diffstat:

 sys/rump/librump/rumpkern/vm.c |  14 ++++++++++++--
 1 files changed, 12 insertions(+), 2 deletions(-)

diffs (35 lines):

diff -r 4f999d8abe19 -r 06f843fac537 sys/rump/librump/rumpkern/vm.c
--- a/sys/rump/librump/rumpkern/vm.c    Wed May 23 13:54:37 2012 +0000
+++ b/sys/rump/librump/rumpkern/vm.c    Wed May 23 14:59:21 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: vm.c,v 1.125 2012/03/17 17:58:38 hannken Exp $ */
+/*     $NetBSD: vm.c,v 1.126 2012/05/23 14:59:21 martin Exp $  */
 
 /*
  * Copyright (c) 2007-2011 Antti Kantee.  All Rights Reserved.
@@ -41,7 +41,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vm.c,v 1.125 2012/03/17 17:58:38 hannken Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vm.c,v 1.126 2012/05/23 14:59:21 martin Exp $");
 
 #include <sys/param.h>
 #include <sys/atomic.h>
@@ -354,6 +354,16 @@
        vm->vm_refcnt = 1;
 }
 
+bool
+uvm_page_locked_p(struct vm_page *pg)
+{
+
+       if (pg->uobject != NULL) {
+               return mutex_owned(pg->uobject->vmobjlock);
+       }
+       return true;
+}
+
 void
 uvm_pagewire(struct vm_page *pg)
 {