include/asm-generic/syscall.h

12  * and only when the caller is sure that the task of interest
23  * syscall_get_nr - find what system call a task is executing
24  * @task:	task of interest, must be blocked
25  * @regs:	task_pt_regs() of @task
27  * If @task is executing a system call or is at system call
29  * If @task is not executing a system call, i.e. it's blocked
36  * It's only valid to call this when @task is known to be blocked.
38 int syscall_get_nr(struct task_struct *task, struct pt_regs *regs);
42  * @task:	task of interest, must be in system call exit tracing
43  * @regs:	task_pt_regs() of @task
45  * It's only valid to call this when @task is stopped for system
56 void syscall_rollback(struct task_struct *task, struct pt_regs *regs);
60  * @task:	task of interest, must be blocked
61  * @regs:	task_pt_regs() of @task
65  * It's only valid to call this when @task is stopped for tracing on exit
68 long syscall_get_error(struct task_struct *task, struct pt_regs *regs);
72  * @task:	task of interest, must be blocked
73  * @regs:	task_pt_regs() of @task
78  * It's only valid to call this when @task is stopped for tracing on exit
81 long syscall_get_return_value(struct task_struct *task, struct pt_regs *regs);
85  * @task:	task of interest, must be blocked
86  * @regs:	task_pt_regs() of @task
95  * It's only valid to call this when @task is stopped for tracing on exit
98 void syscall_set_return_value(struct task_struct *task, struct pt_regs *regs,
103  * @task:	task of interest, must be blocked
104  * @regs:	task_pt_regs() of @task
110  * It's only valid to call this when @task is stopped for tracing on
113 void syscall_get_arguments(struct task_struct *task, struct pt_regs *regs,
118  * @task:	task of interest, must be in system call entry tracing
119  * @regs:	task_pt_regs() of @task
125  * It's only valid to call this when @task is stopped for tracing on
128 void syscall_set_arguments(struct task_struct *task, struct pt_regs *regs,
133  * @task:	task of interest, must be blocked
137  * It's only valid to call this when @task is stopped on entry to a system
143 int syscall_get_arch(struct task_struct *task);