kern

changeset 74:d3601789d638

find changesets by author, revision, files, or words in the commit message
fixed cleanup_vm to avoid cleaning up kernel pages
author John Tsiombikas <nuclear@member.fsf.org>
date Sat, 15 Oct 2011 08:06:58 +0300
parents b4b7198986a6
children 8b21fe04ba2c
files src/vm.c
diffstat 1 files changed, 6 insertions(+), 0 deletions(-) [+]
line diff
     1.1 --- a/src/vm.c	Sat Oct 15 08:06:10 2011 +0300
     1.2 +++ b/src/vm.c	Sat Oct 15 08:06:58 2011 +0300
     1.3 @@ -814,6 +814,12 @@
     1.4  	rb_begin(&p->vmmap);
     1.5  	while((vmnode = rb_next(&p->vmmap))) {
     1.6  		struct vm_page *page = vmnode->data;
     1.7 +
     1.8 +		/* skip kernel pages obviously */
     1.9 +		if(!(page->flags & PG_USER)) {
    1.10 +			continue;
    1.11 +		}
    1.12 +
    1.13  		if(--page->nref <= 0) {
    1.14  			/* free the physical page if nref goes to 0 */
    1.15  			free_phys_page(PAGE_TO_ADDR(page->ppage));