kernel/arch/arm/include/asm/syscall.h
.. .. @@ -63,6 +63,11 @@ 63 63 memcpy(args, ®s->ARM_r0 + 1, 5 * sizeof(args[0])); 64 64 } 65 65 66 +static inline unsigned long syscall_get_arg0(struct pt_regs *regs)67 +{68 + return regs->ARM_ORIG_r0;69 +}70 +66 71 static inline void syscall_set_arguments(struct task_struct *task, 67 72 struct pt_regs *regs, 68 73 const unsigned long *args)