1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_SCHED_XACCT_H
3 #define _LINUX_SCHED_XACCT_H
4
5 /*
6 * Extended task accounting methods:
7 */
8
9 #include <linux/sched.h>
10
11 #ifdef CONFIG_TASK_XACCT
12 static inline void add_rchar(struct task_struct *tsk, ssize_t amt)
13 {
14 tsk->ioac.rchar += amt;
15 }
16
17 static inline void add_wchar(struct task_struct *tsk, ssize_t amt)
18 {
19 tsk->ioac.wchar += amt;
20 }
21
22 static inline void inc_syscr(struct task_struct *tsk)
23 {
24 tsk->ioac.syscr++;
25 }
26
27 static inline void inc_syscw(struct task_struct *tsk)
28 {
29 tsk->ioac.syscw++;
30 }
31 #else
32 static inline void add_rchar(struct task_struct *tsk, ssize_t amt)
33 {
34 }
35
36 static inline void add_wchar(struct task_struct *tsk, ssize_t amt)
37 {
38 }
39
40 static inline void inc_syscr(struct task_struct *tsk)
41 {
42 }
43
44 static inline void inc_syscw(struct task_struct *tsk)
45 {
46 }
47 #endif
48
49 #endif /* _LINUX_SCHED_XACCT_H */
50
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