diff options
Diffstat (limited to 'arch/riscv/include/asm/syscall.h')
| -rw-r--r-- | arch/riscv/include/asm/syscall.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/syscall.h b/arch/riscv/include/asm/syscall.h index eceabf59ae48..34313387f977 100644 --- a/arch/riscv/include/asm/syscall.h +++ b/arch/riscv/include/asm/syscall.h @@ -30,6 +30,13 @@ static inline int syscall_get_nr(struct task_struct *task, return regs->a7; } +static inline void syscall_set_nr(struct task_struct *task, + struct pt_regs *regs, + int nr) +{ + regs->a7 = nr; +} + static inline void syscall_rollback(struct task_struct *task, struct pt_regs *regs) { @@ -69,6 +76,18 @@ static inline void syscall_get_arguments(struct task_struct *task, args[5] = regs->a5; } +static inline void syscall_set_arguments(struct task_struct *task, + struct pt_regs *regs, + const unsigned long *args) +{ + regs->orig_a0 = args[0]; + regs->a1 = args[1]; + regs->a2 = args[2]; + regs->a3 = args[3]; + regs->a4 = args[4]; + regs->a5 = args[5]; +} + static inline int syscall_get_arch(struct task_struct *task) { #ifdef CONFIG_64BIT |