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path: root/fs/btrfs/delayed-inode.c
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Diffstat (limited to 'fs/btrfs/delayed-inode.c')
-rw-r--r--fs/btrfs/delayed-inode.c41
1 files changed, 22 insertions, 19 deletions
diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c
index 1e08eb2b27f0..e164766dcc38 100644
--- a/fs/btrfs/delayed-inode.c
+++ b/fs/btrfs/delayed-inode.c
@@ -679,19 +679,18 @@ static int btrfs_insert_delayed_item(struct btrfs_trans_handle *trans,
struct btrfs_path *path,
struct btrfs_delayed_item *first_item)
{
- LIST_HEAD(batch);
+ LIST_HEAD(item_list);
struct btrfs_delayed_item *curr;
struct btrfs_delayed_item *next;
const int max_size = BTRFS_LEAF_DATA_SIZE(root->fs_info);
+ struct btrfs_item_batch batch;
int total_size;
- int nitems;
char *ins_data = NULL;
- struct btrfs_key *ins_keys;
- u32 *ins_sizes;
int ret;
- list_add_tail(&first_item->tree_list, &batch);
- nitems = 1;
+ list_add_tail(&first_item->tree_list, &item_list);
+ batch.total_data_size = first_item->data_len;
+ batch.nr = 1;
total_size = first_item->data_len + sizeof(struct btrfs_item);
curr = first_item;
@@ -706,39 +705,43 @@ static int btrfs_insert_delayed_item(struct btrfs_trans_handle *trans,
if (total_size + next_size > max_size)
break;
- list_add_tail(&next->tree_list, &batch);
- nitems++;
+ list_add_tail(&next->tree_list, &item_list);
+ batch.nr++;
total_size += next_size;
+ batch.total_data_size += next->data_len;
curr = next;
}
- if (nitems == 1) {
- ins_keys = &first_item->key;
- ins_sizes = &first_item->data_len;
+ if (batch.nr == 1) {
+ batch.keys = &first_item->key;
+ batch.data_sizes = &first_item->data_len;
} else {
+ struct btrfs_key *ins_keys;
+ u32 *ins_sizes;
int i = 0;
- ins_data = kmalloc(nitems * sizeof(u32) +
- nitems * sizeof(struct btrfs_key), GFP_NOFS);
+ ins_data = kmalloc(batch.nr * sizeof(u32) +
+ batch.nr * sizeof(struct btrfs_key), GFP_NOFS);
if (!ins_data) {
ret = -ENOMEM;
goto out;
}
ins_sizes = (u32 *)ins_data;
- ins_keys = (struct btrfs_key *)(ins_data + nitems * sizeof(u32));
- list_for_each_entry(curr, &batch, tree_list) {
+ ins_keys = (struct btrfs_key *)(ins_data + batch.nr * sizeof(u32));
+ batch.keys = ins_keys;
+ batch.data_sizes = ins_sizes;
+ list_for_each_entry(curr, &item_list, tree_list) {
ins_keys[i] = curr->key;
ins_sizes[i] = curr->data_len;
i++;
}
}
- ret = btrfs_insert_empty_items(trans, root, path, ins_keys, ins_sizes,
- nitems);
+ ret = btrfs_insert_empty_items(trans, root, path, &batch);
if (ret)
goto out;
- list_for_each_entry(curr, &batch, tree_list) {
+ list_for_each_entry(curr, &item_list, tree_list) {
char *data_ptr;
data_ptr = btrfs_item_ptr(path->nodes[0], path->slots[0], char);
@@ -754,7 +757,7 @@ static int btrfs_insert_delayed_item(struct btrfs_trans_handle *trans,
*/
btrfs_release_path(path);
- list_for_each_entry_safe(curr, next, &batch, tree_list) {
+ list_for_each_entry_safe(curr, next, &item_list, tree_list) {
list_del(&curr->tree_list);
btrfs_delayed_item_release_metadata(root, curr);
btrfs_release_delayed_item(curr);