cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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perf_event.h (701B)

      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 *  linux/arch/arm/include/asm/perf_event.h
      4 *
      5 *  Copyright (C) 2009 picoChip Designs Ltd, Jamie Iles
      6 */
      7
      8#ifndef __ARM_PERF_EVENT_H__
      9#define __ARM_PERF_EVENT_H__
     10
     11#ifdef CONFIG_PERF_EVENTS
     12struct pt_regs;
     13extern unsigned long perf_instruction_pointer(struct pt_regs *regs);
     14extern unsigned long perf_misc_flags(struct pt_regs *regs);
     15#define perf_misc_flags(regs)	perf_misc_flags(regs)
     16#endif
     17
     18#define perf_arch_fetch_caller_regs(regs, __ip) { \
     19	(regs)->ARM_pc = (__ip); \
     20	(regs)->ARM_fp = (unsigned long) __builtin_frame_address(0); \
     21	(regs)->ARM_sp = current_stack_pointer; \
     22	(regs)->ARM_cpsr = SVC_MODE; \
     23}
     24
     25#endif /* __ARM_PERF_EVENT_H__ */