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authoralc <alc@FreeBSD.org>2002-07-13 23:55:30 +0000
committeralc <alc@FreeBSD.org>2002-07-13 23:55:30 +0000
commit5258ed77bb039f96f2310a4d4d549c2f2560557e (patch)
tree5f0dd6da95ac98d2f716fa3e723812525f13eecd /sys/vm/vm_page.c
parent62f24912aa4d288ecd28ce105d18f1c93a271347 (diff)
downloadFreeBSD-src-5258ed77bb039f96f2310a4d4d549c2f2560557e.zip
FreeBSD-src-5258ed77bb039f96f2310a4d4d549c2f2560557e.tar.gz
o Lock page queue accesses by vm_page_unmanage().
o Assert that the page queues lock is held in vm_page_unmanage().
Diffstat (limited to 'sys/vm/vm_page.c')
-rw-r--r--sys/vm/vm_page.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/vm/vm_page.c b/sys/vm/vm_page.c
index 74eb575..6e08ec1 100644
--- a/sys/vm/vm_page.c
+++ b/sys/vm/vm_page.c
@@ -1211,6 +1211,7 @@ vm_page_unmanage(vm_page_t m)
int s;
s = splvm();
+ mtx_assert(&vm_page_queue_mtx, MA_OWNED);
if ((m->flags & PG_UNMANAGED) == 0) {
if (m->wire_count == 0)
vm_pageq_remove(m);
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