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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kvm_guest.h (573B)

      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 * Copyright (C) 2020 IBM Corporation
      4 */
      5
      6#ifndef _ASM_POWERPC_KVM_GUEST_H_
      7#define _ASM_POWERPC_KVM_GUEST_H_
      8
      9#if defined(CONFIG_PPC_PSERIES) || defined(CONFIG_KVM_GUEST)
     10#include <linux/jump_label.h>
     11
     12DECLARE_STATIC_KEY_FALSE(kvm_guest);
     13
     14static inline bool is_kvm_guest(void)
     15{
     16	return static_branch_unlikely(&kvm_guest);
     17}
     18
     19int __init check_kvm_guest(void);
     20#else
     21static inline bool is_kvm_guest(void) { return false; }
     22static inline int check_kvm_guest(void) { return 0; }
     23#endif
     24
     25#endif /* _ASM_POWERPC_KVM_GUEST_H_ */