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btrfs: delayed-ref: Use btrfs_ref to refactor btrfs_add_delayed_data_ref()

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Just like btrfs_add_delayed_tree_ref(), use btrfs_ref to refactor
btrfs_add_delayed_data_ref().

Signed-off-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo
2019-04-04 14:45:32 +08:00
committed by David Sterba
parent ed4f255b9b
commit 76675593b6
3 changed files with 27 additions and 22 deletions
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23
fs/btrfs/extent-tree.c
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@@ -2065,10 +2065,8 @@ int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
ret = btrfs_add_delayed_tree_ref(trans, &generic_ref,
NULL, &old_ref_mod, &new_ref_mod);
} else {
ret = btrfs_add_delayed_data_ref(trans, bytenr,
num_bytes, parent,
root_objectid, owner, offset,
0, BTRFS_ADD_DELAYED_REF,
btrfs_init_data_ref(&generic_ref, root_objectid, owner, offset);
ret = btrfs_add_delayed_data_ref(trans, &generic_ref, 0,
&old_ref_mod, &new_ref_mod);
}
@@ -7276,10 +7274,8 @@ int btrfs_free_extent(struct btrfs_trans_handle *trans,
ret = btrfs_add_delayed_tree_ref(trans, &generic_ref, NULL,
&old_ref_mod, &new_ref_mod);
} else {
ret = btrfs_add_delayed_data_ref(trans, bytenr,
num_bytes, parent,
root_objectid, owner, offset,
0, BTRFS_DROP_DELAYED_REF,
btrfs_init_data_ref(&generic_ref, root_objectid, owner, offset);
ret = btrfs_add_delayed_data_ref(trans, &generic_ref, 0,
&old_ref_mod, &new_ref_mod);
}
@@ -8385,6 +8381,7 @@ int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans,
u64 offset, u64 ram_bytes,
struct btrfs_key *ins)
{
struct btrfs_ref generic_ref = { 0 };
int ret;
BUG_ON(root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID);
@@ -8393,11 +8390,11 @@ int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans,
root->root_key.objectid, owner, offset,
BTRFS_ADD_DELAYED_EXTENT);
ret = btrfs_add_delayed_data_ref(trans, ins->objectid,
ins->offset, 0,
root->root_key.objectid, owner,
offset, ram_bytes,
BTRFS_ADD_DELAYED_EXTENT, NULL, NULL);
btrfs_init_generic_ref(&generic_ref, BTRFS_ADD_DELAYED_EXTENT,
ins->objectid, ins->offset, 0);
btrfs_init_data_ref(&generic_ref, root->root_key.objectid, owner, offset);
ret = btrfs_add_delayed_data_ref(trans, &generic_ref,
ram_bytes, NULL, NULL);
return ret;
}