slub: fix bug in slub debug support
We ClearSlabDebug() before the last SlabDebug() check. Clear it later.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Christoph Lameter <clameter@sgi.com>
diff --git a/mm/slub.c b/mm/slub.c
index 221809f..6c6d74f 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1131,6 +1131,7 @@
slab_pad_check(s, page);
for_each_object(p, s, page_address(page))
check_object(s, page, p, 0);
+ ClearSlabDebug(page);
}
mod_zone_page_state(page_zone(page),
@@ -1169,7 +1170,6 @@
atomic_long_dec(&n->nr_slabs);
reset_page_mapcount(page);
- ClearSlabDebug(page);
__ClearPageSlab(page);
free_slab(s, page);
}