blob: 9ab27b7491c55c832a5c88969e66246a1d629b2d (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
#ifndef __TRANSACTION__
#define __TRANSACTION__
struct btrfs_trans_handle {
u64 transid;
unsigned long blocks_reserved;
unsigned long blocks_used;
};
static inline struct btrfs_trans_handle *
btrfs_start_transaction(struct btrfs_root *root, int num_blocks)
{
struct btrfs_trans_handle *h = kmalloc(sizeof(*h), GFP_NOFS);
h->transid = root->root_key.offset;
h->blocks_reserved = num_blocks;
h->blocks_used = 0;
return h;
}
static inline void btrfs_free_transaction(struct btrfs_root *root,
struct btrfs_trans_handle *handle)
{
memset(handle, 0, sizeof(*handle));
kfree(handle);
}
#endif
|
