]>
Commit | Line | Data |
---|---|---|
7c3ab738 AM |
1 | /* |
2 | * Task I/O accounting operations | |
3 | */ | |
4 | #ifndef __TASK_IO_ACCOUNTING_OPS_INCLUDED | |
5 | #define __TASK_IO_ACCOUNTING_OPS_INCLUDED | |
6 | ||
7 | #ifdef CONFIG_TASK_IO_ACCOUNTING | |
8 | static inline void task_io_account_read(size_t bytes) | |
9 | { | |
10 | current->ioac.read_bytes += bytes; | |
11 | } | |
12 | ||
13 | static inline void task_io_account_write(size_t bytes) | |
14 | { | |
15 | current->ioac.write_bytes += bytes; | |
16 | } | |
17 | ||
18 | static inline void task_io_account_cancelled_write(size_t bytes) | |
19 | { | |
20 | current->ioac.cancelled_write_bytes += bytes; | |
21 | } | |
22 | ||
23 | static inline void task_io_accounting_init(struct task_struct *tsk) | |
24 | { | |
25 | memset(&tsk->ioac, 0, sizeof(tsk->ioac)); | |
26 | } | |
27 | ||
28 | #else | |
29 | ||
30 | static inline void task_io_account_read(size_t bytes) | |
31 | { | |
32 | } | |
33 | ||
34 | static inline void task_io_account_write(size_t bytes) | |
35 | { | |
36 | } | |
37 | ||
38 | static inline void task_io_account_cancelled_write(size_t bytes) | |
39 | { | |
40 | } | |
41 | ||
42 | static inline void task_io_accounting_init(struct task_struct *tsk) | |
43 | { | |
44 | } | |
45 | ||
46 | #endif /* CONFIG_TASK_IO_ACCOUNTING */ | |
47 | #endif /* __TASK_IO_ACCOUNTING_OPS_INCLUDED */ |