|  | #ifndef _ASM_X8664_PROTO_H | 
|  | #define _ASM_X8664_PROTO_H 1 | 
|  |  | 
|  | #include <asm/ldt.h> | 
|  |  | 
|  | /* misc architecture specific prototypes */ | 
|  |  | 
|  | extern void early_idt_handler(void); | 
|  |  | 
|  | extern void system_call(void); | 
|  | extern void syscall_init(void); | 
|  |  | 
|  | extern void ia32_syscall(void); | 
|  | extern void ia32_cstar_target(void); | 
|  | extern void ia32_sysenter_target(void); | 
|  |  | 
|  | extern void syscall32_cpu_init(void); | 
|  |  | 
|  | extern void check_efer(void); | 
|  |  | 
|  | #ifdef CONFIG_X86_BIOS_REBOOT | 
|  | extern int reboot_force; | 
|  | #else | 
|  | static const int reboot_force = 0; | 
|  | #endif | 
|  |  | 
|  | long do_arch_prctl(struct task_struct *task, int code, unsigned long addr); | 
|  |  | 
|  | #define round_up(x, y) (((x) + (y) - 1) & ~((y) - 1)) | 
|  | #define round_down(x, y) ((x) & ~((y) - 1)) | 
|  |  | 
|  | #endif |