/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __UM_PROCESSOR_H #define __UM_PROCESSOR_H /* include faultinfo structure */ #include <sysdep/faultinfo.h> #ifdef CONFIG_X86_32 # include "processor_32.h" #else # include "processor_64.h" #endif #define KSTK_EIP(tsk) KSTK_REG(tsk, HOST_IP) #define KSTK_ESP(tsk) KSTK_REG(tsk, HOST_SP) #define KSTK_EBP(tsk) KSTK_REG(tsk, HOST_BP) #define ARCH_IS_STACKGROW(address) \ (address + 65536 + 32 * sizeof(unsigned long) >= UPT_SP(¤t->thread.regs.regs)) #include <asm/user.h> /* REP NOP (PAUSE) is a good thing to insert into busy-wait loops. */ static inline void rep_nop(void) { __asm__ __volatile__("rep;nop": : :"memory"); } #define cpu_relax() rep_nop() #define task_pt_regs(t) (&(t)->thread.regs) #include <asm/processor-generic.h> #endif