svn commit: r189795 - head/sys/i386/i386

[Alan Cox]

Author: alc
Date: Sat Mar 14 15:37:19 2009
New Revision: 189795
URL: http://svn.freebsd.org/changeset/base/189795

Log:
  MFamd64 r189785
    Update the pmap's resident page count when a page table page is freed in
    pmap_remove_pde() and pmap_remove_pages().
  
  MFC after:	6 weeks

Modified:
  head/sys/i386/i386/pmap.c

Modified: head/sys/i386/i386/pmap.c
==============================================================================
--- head/sys/i386/i386/pmap.c	Sat Mar 14 15:32:04 2009	(r189794)
+++ head/sys/i386/i386/pmap.c	Sat Mar 14 15:37:19 2009	(r189795)
@@ -2442,6 +2442,7 @@ pmap_remove_pde(pmap_t pmap, pd_entry_t 
 		mpte = pmap_lookup_pt_page(pmap, sva);
 		if (mpte != NULL) {
 			pmap_remove_pt_page(pmap, mpte);
+			pmap->pm_stats.resident_count--;
 			KASSERT(mpte->wire_count == NPTEPG,
 			    ("pmap_remove_pde: pte page wire count error"));
 			mpte->wire_count = 0;
@@ -3990,6 +3991,7 @@ pmap_remove_pages(pmap_t pmap)
 					mpte = pmap_lookup_pt_page(pmap, pv->pv_va);
 					if (mpte != NULL) {
 						pmap_remove_pt_page(pmap, mpte);
+						pmap->pm_stats.resident_count--;
 						KASSERT(mpte->wire_count == NPTEPG,
 						    ("pmap_remove_pages: pte page wire count error"));
 						mpte->wire_count = 0;