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authoralc <alc@FreeBSD.org>2004-06-17 06:16:58 +0000
committeralc <alc@FreeBSD.org>2004-06-17 06:16:58 +0000
commit4c2e464ea2a4a1c5d41aff23221551d76f839a6d (patch)
treea44b368c5c8499289c09437806188fd8fecd1a0d /sys/vm
parent74169a273f2f2e37224bc4be29a6aba5fb792277 (diff)
downloadFreeBSD-src-4c2e464ea2a4a1c5d41aff23221551d76f839a6d.zip
FreeBSD-src-4c2e464ea2a4a1c5d41aff23221551d76f839a6d.tar.gz
Do not preset PG_BUSY on VM_ALLOC_NOOBJ pages. Such pages are not
accessible through an object. Thus, PG_BUSY serves no purpose.
Diffstat (limited to 'sys/vm')
-rw-r--r--sys/vm/vm_page.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/vm/vm_page.c b/sys/vm/vm_page.c
index a45259e..8c74f6e 100644
--- a/sys/vm/vm_page.c
+++ b/sys/vm/vm_page.c
@@ -844,6 +844,8 @@ loop:
if (req & VM_ALLOC_ZERO)
flags = PG_ZERO | PG_BUSY;
}
+ if (req & VM_ALLOC_NOOBJ)
+ flags &= ~PG_BUSY;
m->flags = flags;
if (req & VM_ALLOC_WIRED) {
atomic_add_int(&cnt.v_wire_count, 1);
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