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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cpuidle.h (450B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2/*
      3 * Copyright (C) 2021 Allwinner Ltd
      4 * Copyright (C) 2021 Western Digital Corporation or its affiliates.
      5 */
      6
      7#ifndef _ASM_RISCV_CPUIDLE_H
      8#define _ASM_RISCV_CPUIDLE_H
      9
     10#include <asm/barrier.h>
     11#include <asm/processor.h>
     12
     13static inline void cpu_do_idle(void)
     14{
     15	/*
     16	 * Add mb() here to ensure that all
     17	 * IO/MEM accesses are completed prior
     18	 * to entering WFI.
     19	 */
     20	mb();
     21	wait_for_interrupt();
     22}
     23
     24#endif