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Implement a pKVM protected guest driver to probe the presence of pKVM and determine the memory protection granule using the HYP_MEMINFO hypercall. Acked-by: Marc Zyngier <maz@kernel.org> Link: https://lore.kernel.org/r/20240830130150.8568-3-will@kernel.org Signed-off-by: Will Deacon <will@kernel.org>
22 lines
444 B
C
22 lines
444 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_ARM64_HYPERVISOR_H
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#define _ASM_ARM64_HYPERVISOR_H
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#include <asm/xen/hypervisor.h>
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void kvm_init_hyp_services(void);
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bool kvm_arm_hyp_service_available(u32 func_id);
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#ifdef CONFIG_ARM_PKVM_GUEST
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void pkvm_init_hyp_services(void);
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#else
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static inline void pkvm_init_hyp_services(void) { };
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#endif
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static inline void kvm_arch_init_hyp_services(void)
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{
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pkvm_init_hyp_services();
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};
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#endif
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