btrfs: convert btrfs_delayed_ref_node.refs from atomic_t to refcount_t

[linux-2.6-block.git] / fs / btrfs / delayed-ref.c

diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c
index 6eb80952efb3310ae55de9c2e234319abe14465a..be70d90dfee591953d53100b3c872d0efc5f324f 100644 (file)
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -164,7 +164,7 @@ int btrfs_delayed_ref_lock(struct btrfs_trans_handle *trans,
        if (mutex_trylock(&head->mutex))
                return 0;
 
-       atomic_inc(&head->node.refs);
+       refcount_inc(&head->node.refs);
        spin_unlock(&delayed_refs->lock);
 
        mutex_lock(&head->mutex);
@@ -590,7 +590,7 @@ add_delayed_ref_head(struct btrfs_fs_info *fs_info,
        delayed_refs = &trans->transaction->delayed_refs;
 
        /* first set the basic ref node struct up */
-       atomic_set(&ref->refs, 1);
+       refcount_set(&ref->refs, 1);
        ref->bytenr = bytenr;
        ref->num_bytes = num_bytes;
        ref->ref_mod = count_mod;
@@ -682,7 +682,7 @@ add_delayed_tree_ref(struct btrfs_fs_info *fs_info,
        delayed_refs = &trans->transaction->delayed_refs;
 
        /* first set the basic ref node struct up */
-       atomic_set(&ref->refs, 1);
+       refcount_set(&ref->refs, 1);
        ref->bytenr = bytenr;
        ref->num_bytes = num_bytes;
        ref->ref_mod = 1;
@@ -739,7 +739,7 @@ add_delayed_data_ref(struct btrfs_fs_info *fs_info,
                seq = atomic64_read(&fs_info->tree_mod_seq);
 
        /* first set the basic ref node struct up */
-       atomic_set(&ref->refs, 1);
+       refcount_set(&ref->refs, 1);
        ref->bytenr = bytenr;
        ref->num_bytes = num_bytes;
        ref->ref_mod = 1;