|  | /* SPDX-License-Identifier: GPL-2.0 */ | 
|  | #ifndef _LINUX_SCHED_XACCT_H | 
|  | #define _LINUX_SCHED_XACCT_H | 
|  |  | 
|  | /* | 
|  | * Extended task accounting methods: | 
|  | */ | 
|  |  | 
|  | #include <linux/sched.h> | 
|  |  | 
|  | #ifdef CONFIG_TASK_XACCT | 
|  | static inline void add_rchar(struct task_struct *tsk, ssize_t amt) | 
|  | { | 
|  | tsk->ioac.rchar += amt; | 
|  | } | 
|  |  | 
|  | static inline void add_wchar(struct task_struct *tsk, ssize_t amt) | 
|  | { | 
|  | tsk->ioac.wchar += amt; | 
|  | } | 
|  |  | 
|  | static inline void inc_syscr(struct task_struct *tsk) | 
|  | { | 
|  | tsk->ioac.syscr++; | 
|  | } | 
|  |  | 
|  | static inline void inc_syscw(struct task_struct *tsk) | 
|  | { | 
|  | tsk->ioac.syscw++; | 
|  | } | 
|  | #else | 
|  | static inline void add_rchar(struct task_struct *tsk, ssize_t amt) | 
|  | { | 
|  | } | 
|  |  | 
|  | static inline void add_wchar(struct task_struct *tsk, ssize_t amt) | 
|  | { | 
|  | } | 
|  |  | 
|  | static inline void inc_syscr(struct task_struct *tsk) | 
|  | { | 
|  | } | 
|  |  | 
|  | static inline void inc_syscw(struct task_struct *tsk) | 
|  | { | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #endif /* _LINUX_SCHED_XACCT_H */ |