projects / deliverable / linux.git / blame
| 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 */ |