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track number of pages associated with vm object

This commit is contained in:
pooka 2009-08-03 17:10:51 +00:00
parent 52624b6009
commit e9eda42d2c
1 changed files with 4 additions and 2 deletions
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6
sys/rump/librump/rumpkern/vm.c
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@ -1,4 +1,4 @@
/* $NetBSD: vm.c,v 1.58 2009/06/10 11:41:43 he Exp $ */
/* $NetBSD: vm.c,v 1.59 2009/08/03 17:10:51 pooka Exp $ */
/*
* Copyright (c) 2007 Antti Kantee. All Rights Reserved.
@ -42,7 +42,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: vm.c,v 1.58 2009/06/10 11:41:43 he Exp $");
__KERNEL_RCSID(0, "$NetBSD: vm.c,v 1.59 2009/08/03 17:10:51 pooka Exp $");
#include <sys/param.h>
#include <sys/atomic.h>
@ -103,6 +103,7 @@ rumpvm_makepage(struct uvm_object *uobj, voff_t off)
pg->flags = PG_CLEAN|PG_BUSY|PG_FAKE;
TAILQ_INSERT_TAIL(&uobj->memq, pg, listq.queue);
uobj->uo_npages++;
return pg;
}
@ -120,6 +121,7 @@ uvm_pagefree(struct vm_page *pg)
if (pg->flags & PG_WANTED)
wakeup(pg);
uobj->uo_npages--;
TAILQ_REMOVE(&uobj->memq, pg, listq.queue);
kmem_free((void *)pg->uanon, PAGE_SIZE);
kmem_free(pg, sizeof(*pg));