227 #define task_ksp0(task) \  argument
228 	((unsigned long)(task)->stack + THREAD_SIZE - STACK_TOP_DELTA)
231 #define task_pt_regs(task) \  argument
232 	((struct pt_regs *)(task_ksp0(task) - KSTK_PTREGS_GAP) - 1)
236 #define task_sp(task)	(task_pt_regs(task)->sp)  argument
237 #define task_pc(task)	(task_pt_regs(task)->pc)  argument
239 #define KSTK_EIP(task)	task_pc(task)  argument
240 #define KSTK_ESP(task)	task_sp(task)  argument
354 #define next_current_ksp0(task) ({ \  argument
355 	unsigned long __ksp0 = task_ksp0(task) & ((1UL << CPU_SHIFT) - 1); \
366 #define next_current_ksp0(task) ({ \  argument
367 	unsigned long __ksp0 = task_ksp0(task); \