Bit operations are atomic, nothing much needed.
Signed-off-by: Jozsef Kadlecsik <kadlec@xxxxxxxxxxxxxxxxx>
---
net/netfilter/ipset/ip_set_bitmap_gen.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/net/netfilter/ipset/ip_set_bitmap_gen.h b/net/netfilter/ipset/ip_set_bitmap_gen.h
index 6f024a8..136f20b 100644
--- a/net/netfilter/ipset/ip_set_bitmap_gen.h
+++ b/net/netfilter/ipset/ip_set_bitmap_gen.h
@@ -260,7 +260,7 @@ mtype_gc(unsigned long ul_set)
/* We run parallel with other readers (test element)
* but adding/deleting new entries is locked out */
- read_lock_bh(&set->lock);
+ spin_lock_bh(&set->lock);
for (id = 0; id < map->elements; id++)
if (mtype_gc_test(id, map, set->dsize)) {
x = get_ext(set, map, id);
@@ -269,7 +269,7 @@ mtype_gc(unsigned long ul_set)
ip_set_ext_destroy(set, x);
}
}
- read_unlock_bh(&set->lock);
+ spin_unlock_bh(&set->lock);
map->gc.expires = jiffies + IPSET_GC_PERIOD(set->timeout) * HZ;
add_timer(&map->gc);
--
1.8.5.1
--
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