svm.h (976e3645923bdd2fe7893aae33fd7a21098bfb28) | svm.h (eae9eec476d13fad9af6da1f44a054ee02b7b161) |
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1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* 3 * SVM helper functions 4 * 5 * Copyright 2018 Anshuman Khandual, IBM Corporation. 6 */ 7 8#ifndef _ASM_POWERPC_SVM_H 9#define _ASM_POWERPC_SVM_H 10 11#ifdef CONFIG_PPC_SVM 12 13static inline bool is_secure_guest(void) 14{ 15 return mfmsr() & MSR_S; 16} 17 | 1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* 3 * SVM helper functions 4 * 5 * Copyright 2018 Anshuman Khandual, IBM Corporation. 6 */ 7 8#ifndef _ASM_POWERPC_SVM_H 9#define _ASM_POWERPC_SVM_H 10 11#ifdef CONFIG_PPC_SVM 12 13static inline bool is_secure_guest(void) 14{ 15 return mfmsr() & MSR_S; 16} 17 |
18void __init svm_swiotlb_init(void); 19 |
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18void dtl_cache_ctor(void *addr); 19#define get_dtl_cache_ctor() (is_secure_guest() ? dtl_cache_ctor : NULL) 20 21#else /* CONFIG_PPC_SVM */ 22 23static inline bool is_secure_guest(void) 24{ 25 return false; 26} 27 | 20void dtl_cache_ctor(void *addr); 21#define get_dtl_cache_ctor() (is_secure_guest() ? dtl_cache_ctor : NULL) 22 23#else /* CONFIG_PPC_SVM */ 24 25static inline bool is_secure_guest(void) 26{ 27 return false; 28} 29 |
30static inline void svm_swiotlb_init(void) {} 31 |
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28#define get_dtl_cache_ctor() NULL 29 30#endif /* CONFIG_PPC_SVM */ 31#endif /* _ASM_POWERPC_SVM_H */ | 32#define get_dtl_cache_ctor() NULL 33 34#endif /* CONFIG_PPC_SVM */ 35#endif /* _ASM_POWERPC_SVM_H */ |