Author: markj
Date: Sat Jul 16 02:47:56 2016
New Revision: 302922
URL: https://svnweb.freebsd.org/changeset/base/302922
Log:
MFC r301210:
Don't preserve the page's object linkage in vm_page_insert_after().
Modified:
stable/10/sys/vm/vm_page.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/vm/vm_page.c
==============================================================================
--- stable/10/sys/vm/vm_page.c Sat Jul 16 00:54:46 2016 (r302921)
+++ stable/10/sys/vm/vm_page.c Sat Jul 16 02:47:56 2016 (r302922)
@@ -981,8 +981,6 @@ static int
vm_page_insert_after(vm_page_t m, vm_object_t object, vm_pindex_t pindex,
vm_page_t mpred)
{
- vm_pindex_t sidx;
- vm_object_t sobj;
vm_page_t msucc;
VM_OBJECT_ASSERT_WLOCKED(object);
@@ -1003,8 +1001,6 @@ vm_page_insert_after(vm_page_t m, vm_obj
/*
* Record the object/offset pair in this page
*/
- sobj = m->object;
- sidx = m->pindex;
m->object = object;
m->pindex = pindex;
@@ -1012,8 +1008,8 @@ vm_page_insert_after(vm_page_t m, vm_obj
* Now link into the object's ordered list of backed pages.
*/
if (vm_radix_insert(&object->rtree, m)) {
- m->object = sobj;
- m->pindex = sidx;
+ m->object = NULL;
+ m->pindex = 0;
return (1);
}
vm_page_insert_radixdone(m, object, mpred);
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