Author: marcel
Date: Fri Jul 15 02:11:26 2011
New Revision: 224049
URL: http://svn.freebsd.org/changeset/base/224049
Log:
In pmap_protect(), don't call vm_page_dirty() if the page is unmanaged.
Modified:
head/sys/arm/arm/pmap.c
Modified: head/sys/arm/arm/pmap.c
==============================================================================
--- head/sys/arm/arm/pmap.c Fri Jul 15 01:59:08 2011 (r224048)
+++ head/sys/arm/arm/pmap.c Fri Jul 15 02:11:26 2011 (r224049)
@@ -3242,9 +3242,12 @@ pmap_protect(pmap_t pm, vm_offset_t sva,
PTE_SYNC(ptep);
if (pg != NULL) {
- f = pmap_modify_pv(pg, pm, sva,
- PVF_WRITE, 0);
- vm_page_dirty(pg);
+ if (!(pg->flags & PG_UNMANAGED)) {
+ f = pmap_modify_pv(pg, pm, sva,
+ PVF_WRITE, 0);
+ vm_page_dirty(pg);
+ } else
+ f = 0;
} else
f = PVF_REF | PVF_EXEC;
_______________________________________________
svn-src-all@freebsd.org mailing list
http://lists.freebsd.org/mailman/listinfo/svn-src-all
To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
