diff options
Diffstat (limited to 'fs/afs/vl_list.c')
| -rw-r--r-- | fs/afs/vl_list.c | 19 |
1 files changed, 6 insertions, 13 deletions
diff --git a/fs/afs/vl_list.c b/fs/afs/vl_list.c index 38b2ba1d9ec0..acc48216136a 100644 --- a/fs/afs/vl_list.c +++ b/fs/afs/vl_list.c @@ -17,7 +17,7 @@ struct afs_vlserver *afs_alloc_vlserver(const char *name, size_t name_len, vlserver = kzalloc(struct_size(vlserver, name, name_len + 1), GFP_KERNEL); if (vlserver) { - atomic_set(&vlserver->usage, 1); + refcount_set(&vlserver->ref, 1); rwlock_init(&vlserver->lock); init_waitqueue_head(&vlserver->probe_wq); spin_lock_init(&vlserver->probe_lock); @@ -39,13 +39,9 @@ static void afs_vlserver_rcu(struct rcu_head *rcu) void afs_put_vlserver(struct afs_net *net, struct afs_vlserver *vlserver) { - if (vlserver) { - unsigned int u = atomic_dec_return(&vlserver->usage); - //_debug("VL PUT %p{%u}", vlserver, u); - - if (u == 0) - call_rcu(&vlserver->rcu, afs_vlserver_rcu); - } + if (vlserver && + refcount_dec_and_test(&vlserver->ref)) + call_rcu(&vlserver->rcu, afs_vlserver_rcu); } struct afs_vlserver_list *afs_alloc_vlserver_list(unsigned int nr_servers) @@ -54,7 +50,7 @@ struct afs_vlserver_list *afs_alloc_vlserver_list(unsigned int nr_servers) vllist = kzalloc(struct_size(vllist, servers, nr_servers), GFP_KERNEL); if (vllist) { - atomic_set(&vllist->usage, 1); + refcount_set(&vllist->ref, 1); rwlock_init(&vllist->lock); } @@ -64,10 +60,7 @@ struct afs_vlserver_list *afs_alloc_vlserver_list(unsigned int nr_servers) void afs_put_vlserverlist(struct afs_net *net, struct afs_vlserver_list *vllist) { if (vllist) { - unsigned int u = atomic_dec_return(&vllist->usage); - - //_debug("VLLS PUT %p{%u}", vllist, u); - if (u == 0) { + if (refcount_dec_and_test(&vllist->ref)) { int i; for (i = 0; i < vllist->nr_servers; i++) { |