From: Srikar Dronamraju srikar@linux.vnet.ibm.com
stable inclusion from stable-5.10.80 commit 61c5d9fa5671be8b55f7a2f04a29759d9ddaa693 bugzilla: 185821 https://gitee.com/openeuler/kernel/issues/I4L7CG
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit 92cc6bf01c7f4c5cfefd1963985c0064687ebeda ]
Only code/declaration movement, in anticipation of doing a KVM-aware vcpu_is_preempted(). No additional changes.
Signed-off-by: Srikar Dronamraju srikar@linux.vnet.ibm.com Acked-by: Waiman Long longman@redhat.com Signed-off-by: Michael Ellerman mpe@ellerman.id.au Link: https://lore.kernel.org/r/20201202050456.164005-2-srikar@linux.vnet.ibm.com Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Chen Jun chenjun102@huawei.com Reviewed-by: Weilong Chen chenweilong@huawei.com Acked-by: Weilong Chen chenweilong@huawei.com
Signed-off-by: Chen Jun chenjun102@huawei.com Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- arch/powerpc/include/asm/firmware.h | 6 ------ arch/powerpc/include/asm/kvm_guest.h | 15 +++++++++++++++ arch/powerpc/include/asm/kvm_para.h | 2 +- arch/powerpc/kernel/firmware.c | 1 + arch/powerpc/platforms/pseries/smp.c | 1 + 5 files changed, 18 insertions(+), 7 deletions(-) create mode 100644 arch/powerpc/include/asm/kvm_guest.h
diff --git a/arch/powerpc/include/asm/firmware.h b/arch/powerpc/include/asm/firmware.h index 0b295bdb201e..aa6a5ef5d483 100644 --- a/arch/powerpc/include/asm/firmware.h +++ b/arch/powerpc/include/asm/firmware.h @@ -134,12 +134,6 @@ extern int ibm_nmi_interlock_token;
extern unsigned int __start___fw_ftr_fixup, __stop___fw_ftr_fixup;
-#if defined(CONFIG_PPC_PSERIES) || defined(CONFIG_KVM_GUEST) -bool is_kvm_guest(void); -#else -static inline bool is_kvm_guest(void) { return false; } -#endif - #ifdef CONFIG_PPC_PSERIES void pseries_probe_fw_features(void); #else diff --git a/arch/powerpc/include/asm/kvm_guest.h b/arch/powerpc/include/asm/kvm_guest.h new file mode 100644 index 000000000000..d2c946dbbd2c --- /dev/null +++ b/arch/powerpc/include/asm/kvm_guest.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2020 IBM Corporation + */ + +#ifndef _ASM_POWERPC_KVM_GUEST_H_ +#define _ASM_POWERPC_KVM_GUEST_H_ + +#if defined(CONFIG_PPC_PSERIES) || defined(CONFIG_KVM_GUEST) +bool is_kvm_guest(void); +#else +static inline bool is_kvm_guest(void) { return false; } +#endif + +#endif /* _ASM_POWERPC_KVM_GUEST_H_ */ diff --git a/arch/powerpc/include/asm/kvm_para.h b/arch/powerpc/include/asm/kvm_para.h index 744612054c94..abe1b5e82547 100644 --- a/arch/powerpc/include/asm/kvm_para.h +++ b/arch/powerpc/include/asm/kvm_para.h @@ -8,7 +8,7 @@ #ifndef __POWERPC_KVM_PARA_H__ #define __POWERPC_KVM_PARA_H__
-#include <asm/firmware.h> +#include <asm/kvm_guest.h>
#include <uapi/asm/kvm_para.h>
diff --git a/arch/powerpc/kernel/firmware.c b/arch/powerpc/kernel/firmware.c index fe48d319d490..5f48e5ad24cd 100644 --- a/arch/powerpc/kernel/firmware.c +++ b/arch/powerpc/kernel/firmware.c @@ -14,6 +14,7 @@ #include <linux/of.h>
#include <asm/firmware.h> +#include <asm/kvm_guest.h>
#ifdef CONFIG_PPC64 unsigned long powerpc_firmware_features __read_mostly; diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c index 624e80b00eb1..7be7094075ab 100644 --- a/arch/powerpc/platforms/pseries/smp.c +++ b/arch/powerpc/platforms/pseries/smp.c @@ -42,6 +42,7 @@ #include <asm/plpar_wrappers.h> #include <asm/code-patching.h> #include <asm/svm.h> +#include <asm/kvm_guest.h>
#include "pseries.h"