Enable vm_page_free() and vm_page_free_zero() to be called on some pages

without the page queues lock being held, specifically, pages that are not
contained in a vm object and not a member of a page queue.

1 files changed, 4 insertions, 2 deletions

diff --git a/sys/vm/vm_page.c b/sys/vm/vm_page.c
index 6b74d9099c6c..3badc5b12c31 100644
--- a/sys/vm/vm_page.c
+++ b/sys/vm/vm_page.c
@@ -479,7 +479,8 @@ vm_page_unhold(vm_page_t mem)
 void
 vm_page_free(vm_page_t m)
 {
-	vm_page_flag_clear(m, PG_ZERO);
+
+	m->flags &= ~PG_ZERO;
 	vm_page_free_toq(m);
 }
 
@@ -491,7 +492,8 @@ vm_page_free(vm_page_t m)
 void
 vm_page_free_zero(vm_page_t m)
 {
-	vm_page_flag_set(m, PG_ZERO);
+
+	m->flags |= PG_ZERO;
 	vm_page_free_toq(m);
 }