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| Current File : //usr/src/linux-headers-5.4.0-216/arch/powerpc/include/asm/svm.h |
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* SVM helper functions
*
* Copyright 2018 Anshuman Khandual, IBM Corporation.
*/
#ifndef _ASM_POWERPC_SVM_H
#define _ASM_POWERPC_SVM_H
#ifdef CONFIG_PPC_SVM
static inline bool is_secure_guest(void)
{
return mfmsr() & MSR_S;
}
void dtl_cache_ctor(void *addr);
#define get_dtl_cache_ctor() (is_secure_guest() ? dtl_cache_ctor : NULL)
#else /* CONFIG_PPC_SVM */
static inline bool is_secure_guest(void)
{
return false;
}
#define get_dtl_cache_ctor() NULL
#endif /* CONFIG_PPC_SVM */
#endif /* _ASM_POWERPC_SVM_H */