diff options
Diffstat (limited to 'arch/x86/include/asm/x86_init.h')
-rw-r--r-- | arch/x86/include/asm/x86_init.h | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h index 5c69f7eb5d47..e9170457697e 100644 --- a/arch/x86/include/asm/x86_init.h +++ b/arch/x86/include/asm/x86_init.h @@ -142,6 +142,21 @@ struct x86_init_acpi { }; /** + * struct x86_guest - Functions used by misc guest incarnations like SEV, TDX, etc. + * + * @enc_status_change_prepare Notify HV before the encryption status of a range is changed + * @enc_status_change_finish Notify HV after the encryption status of a range is changed + * @enc_tlb_flush_required Returns true if a TLB flush is needed before changing page encryption status + * @enc_cache_flush_required Returns true if a cache flush is needed before changing page encryption status + */ +struct x86_guest { + void (*enc_status_change_prepare)(unsigned long vaddr, int npages, bool enc); + bool (*enc_status_change_finish)(unsigned long vaddr, int npages, bool enc); + bool (*enc_tlb_flush_required)(bool enc); + bool (*enc_cache_flush_required)(void); +}; + +/** * struct x86_init_ops - functions for platform specific setup * */ @@ -287,12 +302,7 @@ struct x86_platform_ops { struct x86_legacy_features legacy; void (*set_legacy_features)(void); struct x86_hyper_runtime hyper; -}; - -struct pci_dev; - -struct x86_msi_ops { - void (*restore_msi_irqs)(struct pci_dev *dev); + struct x86_guest guest; }; struct x86_apic_ops { |