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-rw-r--r--sys/vm/vm_page.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/sys/vm/vm_page.c b/sys/vm/vm_page.c
index 9bc15fe..853178a 100644
--- a/sys/vm/vm_page.c
+++ b/sys/vm/vm_page.c
@@ -1316,11 +1316,10 @@ vm_page_try_to_free(vm_page_t m)
(m->flags & (PG_BUSY|PG_UNMANAGED))) {
return (0);
}
- vm_page_test_dirty(m);
+ pmap_remove_all(m);
if (m->dirty)
return (0);
vm_page_busy(m);
- pmap_remove_all(m);
vm_page_free(m);
return (1);
}
@@ -1405,8 +1404,8 @@ vm_page_dontneed(vm_page_t m)
return;
}
- if (m->dirty == 0)
- vm_page_test_dirty(m);
+ if (m->dirty == 0 && pmap_is_modified(m))
+ vm_page_dirty(m);
if (m->dirty || (dnw & 0x0070) == 0) {
/*
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