Author: kib
Date: Thu Jul 11 05:10:36 2013
New Revision: 253185
URL: http://svnweb.freebsd.org/changeset/base/253185
Log:
MFamd64 r253140:
Clear m->object for the page taken from the delayed free list in
pmap_pv_reclaim().
Noted by: alc
Modified:
head/sys/i386/i386/pmap.c
Modified: head/sys/i386/i386/pmap.c
==============================================================================
--- head/sys/i386/i386/pmap.c Thu Jul 11 04:57:08 2013 (r253184)
+++ head/sys/i386/i386/pmap.c Thu Jul 11 05:10:36 2013 (r253185)
@@ -2311,6 +2311,7 @@ out:
if (m_pc == NULL && pv_vafree != 0 && free != NULL) {
m_pc = free;
free = (void *)m_pc->object;
+ m_pc->object = NULL;
/* Recycle a freed page table page. */
m_pc->wire_count = 1;
atomic_add_int(&cnt.v_wire_count, 1);
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