diff options
Diffstat (limited to 'arch/mips/include')
| -rw-r--r-- | arch/mips/include/asm/syscall.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/mips/include/asm/syscall.h b/arch/mips/include/asm/syscall.h index 056aa1b713e2..f1926ce30d4b 100644 --- a/arch/mips/include/asm/syscall.h +++ b/arch/mips/include/asm/syscall.h @@ -74,6 +74,23 @@ static inline void mips_get_syscall_arg(unsigned long *arg, #endif } +static inline void mips_set_syscall_arg(unsigned long *arg, + struct task_struct *task, struct pt_regs *regs, unsigned int n) +{ +#ifdef CONFIG_32BIT + switch (n) { + case 0: case 1: case 2: case 3: + regs->regs[4 + n] = *arg; + return; + case 4: case 5: case 6: case 7: + *arg = regs->args[n] = *arg; + return; + } +#else + regs->regs[4 + n] = *arg; +#endif +} + static inline long syscall_get_error(struct task_struct *task, struct pt_regs *regs) { @@ -120,6 +137,17 @@ static inline void syscall_get_arguments(struct task_struct *task, mips_get_syscall_arg(args++, task, regs, i++); } +static inline void syscall_set_arguments(struct task_struct *task, + struct pt_regs *regs, + unsigned long *args) +{ + unsigned int i = 0; + unsigned int n = 6; + + while (n--) + mips_set_syscall_arg(args++, task, regs, i++); +} + extern const unsigned long sys_call_table[]; extern const unsigned long sys32_call_table[]; extern const unsigned long sysn32_call_table[]; |