diff options
Diffstat (limited to 'arch/arm/include/asm/syscall.h')
| -rw-r--r-- | arch/arm/include/asm/syscall.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/include/asm/syscall.h b/arch/arm/include/asm/syscall.h index fe4326d938c1..21927fa0ae2b 100644 --- a/arch/arm/include/asm/syscall.h +++ b/arch/arm/include/asm/syscall.h @@ -80,6 +80,19 @@ static inline void syscall_get_arguments(struct task_struct *task, memcpy(args, ®s->ARM_r0 + 1, 5 * sizeof(args[0])); } +static inline void syscall_set_arguments(struct task_struct *task, + struct pt_regs *regs, + const unsigned long *args) +{ + memcpy(®s->ARM_r0, args, 6 * sizeof(args[0])); + /* + * Also copy the first argument into ARM_ORIG_r0 + * so that syscall_get_arguments() would return it + * instead of the previous value. + */ + regs->ARM_ORIG_r0 = regs->ARM_r0; +} + static inline int syscall_get_arch(struct task_struct *task) { /* ARM tasks don't change audit architectures on the fly. */ |