add_delayed_ref_head has no error conditions and should return void.
Signed-off-by: Jeff Mahoney <jeffm@xxxxxxxx>
---
fs/btrfs/delayed-ref.c | 29 ++++++++++-------------------
1 file changed, 10 insertions(+), 19 deletions(-)
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -390,10 +390,10 @@ update_existing_head_ref(struct btrfs_de
* this does all the dirty work in terms of maintaining the correct
* overall modification count.
*/
-static noinline int add_delayed_ref_head(struct btrfs_trans_handle *trans,
- struct btrfs_delayed_ref_node *ref,
- u64 bytenr, u64 num_bytes,
- int action, int is_data)
+static noinline void add_delayed_ref_head(struct btrfs_trans_handle *trans,
+ struct btrfs_delayed_ref_node *ref,
+ u64 bytenr, u64 num_bytes,
+ int action, int is_data)
{
struct btrfs_delayed_ref_node *existing;
struct btrfs_delayed_ref_head *head_ref = NULL;
@@ -462,7 +462,6 @@ static noinline int add_delayed_ref_head
delayed_refs->num_entries++;
trans->delayed_ref_updates++;
}
- return 0;
}
/*
@@ -610,10 +609,8 @@ int btrfs_add_delayed_tree_ref(struct bt
* insert both the head node and the new ref without dropping
* the spin lock
*/
- ret = add_delayed_ref_head(trans, &head_ref->node, bytenr, num_bytes,
- action, 0);
- BUG_ON(ret);
-
+ add_delayed_ref_head(trans, &head_ref->node, bytenr, num_bytes,
+ action, 0);
ret = add_delayed_tree_ref(trans, &ref->node, bytenr, num_bytes,
parent, ref_root, level, action);
BUG_ON(ret);
@@ -655,10 +652,8 @@ int btrfs_add_delayed_data_ref(struct bt
* insert both the head node and the new ref without dropping
* the spin lock
*/
- ret = add_delayed_ref_head(trans, &head_ref->node, bytenr, num_bytes,
- action, 1);
- BUG_ON(ret);
-
+ add_delayed_ref_head(trans, &head_ref->node, bytenr, num_bytes,
+ action, 1);
ret = add_delayed_data_ref(trans, &ref->node, bytenr, num_bytes,
parent, ref_root, owner, offset, action);
BUG_ON(ret);
@@ -672,7 +667,6 @@ int btrfs_add_delayed_extent_op(struct b
{
struct btrfs_delayed_ref_head *head_ref;
struct btrfs_delayed_ref_root *delayed_refs;
- int ret;
head_ref = kmalloc(sizeof(*head_ref), GFP_NOFS);
if (!head_ref)
@@ -683,11 +677,8 @@ int btrfs_add_delayed_extent_op(struct b
delayed_refs = &trans->transaction->delayed_refs;
spin_lock(&delayed_refs->lock);
- ret = add_delayed_ref_head(trans, &head_ref->node, bytenr,
- num_bytes, BTRFS_UPDATE_DELAYED_HEAD,
- extent_op->is_data);
- BUG_ON(ret);
-
+ add_delayed_ref_head(trans, &head_ref->node, bytenr, num_bytes,
+ BTRFS_UPDATE_DELAYED_HEAD, extent_op->is_data);
spin_unlock(&delayed_refs->lock);
return 0;
}
--
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