[Ocfs2-devel] [PATCH] remove vote_obj_lock
Christoph Hellwig
hch at lst.de
Mon Aug 30 08:41:43 CDT 2004
ocfs_vote_obj.refcount is an atomic_t already so we don't need an
additional spinlock to protect it.
Index: src/vote.c
===================================================================
--- src/vote.c (revision 1398)
+++ src/vote.c (working copy)
@@ -64,26 +64,18 @@
static int ocfs_send_bcast (ocfs_super * osb, ocfs_node_map *votemap, ocfs_dlm_msg * dlm_msg);
static int ocfs_node_map_stringify(ocfs_node_map *map, char **str);
-static spinlock_t vote_obj_lock = SPIN_LOCK_UNLOCKED;
-
-
-static void ocfs_put_vote_obj (ocfs_vote_obj *obj)
+static void ocfs_put_vote_obj(ocfs_vote_obj *obj)
{
- spin_lock(&vote_obj_lock);
if (atomic_dec_and_test(&obj->refcount))
kfree(obj);
- spin_unlock(&vote_obj_lock);
}
-static void ocfs_get_vote_obj (ocfs_vote_obj *obj)
+static void ocfs_get_vote_obj(ocfs_vote_obj *obj)
{
- spin_lock(&vote_obj_lock);
atomic_inc(&obj->refcount);
- spin_unlock(&vote_obj_lock);
}
-
/*
* ocfs_recv_udp_msg()
*
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