diff options
Diffstat (limited to 'arch/x86/include/asm')
-rw-r--r-- | arch/x86/include/asm/efi.h | 29 | ||||
-rw-r--r-- | arch/x86/include/asm/hypervisor.h | 4 | ||||
-rw-r--r-- | arch/x86/include/asm/tlbflush.h | 2 |
3 files changed, 22 insertions, 13 deletions
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h index d0bb76d81402..389d700b961e 100644 --- a/arch/x86/include/asm/efi.h +++ b/arch/x86/include/asm/efi.h @@ -117,7 +117,6 @@ extern int __init efi_memblock_x86_reserve_range(void); extern pgd_t * __init efi_call_phys_prolog(void); extern void __init efi_call_phys_epilog(pgd_t *save_pgd); extern void __init efi_print_memmap(void); -extern void __init efi_unmap_memmap(void); extern void __init efi_memory_uc(u64 addr, unsigned long size); extern void __init efi_map_region(efi_memory_desc_t *md); extern void __init efi_map_region_fixed(efi_memory_desc_t *md); @@ -192,14 +191,7 @@ static inline efi_status_t efi_thunk_set_virtual_address_map( struct efi_config { u64 image_handle; u64 table; - u64 allocate_pool; - u64 allocate_pages; - u64 get_memory_map; - u64 free_pool; - u64 free_pages; - u64 locate_handle; - u64 handle_protocol; - u64 exit_boot_services; + u64 boot_services; u64 text_output; efi_status_t (*call)(unsigned long, ...); bool is64; @@ -207,14 +199,27 @@ struct efi_config { __pure const struct efi_config *__efi_early(void); +static inline bool efi_is_64bit(void) +{ + if (!IS_ENABLED(CONFIG_X86_64)) + return false; + + if (!IS_ENABLED(CONFIG_EFI_MIXED)) + return true; + + return __efi_early()->is64; +} + #define efi_call_early(f, ...) \ - __efi_early()->call(__efi_early()->f, __VA_ARGS__); + __efi_early()->call(efi_is_64bit() ? \ + ((efi_boot_services_64_t *)(unsigned long) \ + __efi_early()->boot_services)->f : \ + ((efi_boot_services_32_t *)(unsigned long) \ + __efi_early()->boot_services)->f, __VA_ARGS__) #define __efi_call_early(f, ...) \ __efi_early()->call((unsigned long)f, __VA_ARGS__); -#define efi_is_64bit() __efi_early()->is64 - extern bool efi_reboot_required(void); #else diff --git a/arch/x86/include/asm/hypervisor.h b/arch/x86/include/asm/hypervisor.h index 055ea9941dd5..67942b6ad4b7 100644 --- a/arch/x86/include/asm/hypervisor.h +++ b/arch/x86/include/asm/hypervisor.h @@ -43,6 +43,9 @@ struct hypervisor_x86 { /* X2APIC detection (run once per boot) */ bool (*x2apic_available)(void); + + /* pin current vcpu to specified physical cpu (run rarely) */ + void (*pin_vcpu)(int); }; extern const struct hypervisor_x86 *x86_hyper; @@ -56,6 +59,7 @@ extern const struct hypervisor_x86 x86_hyper_kvm; extern void init_hypervisor(struct cpuinfo_x86 *c); extern void init_hypervisor_platform(void); extern bool hypervisor_x2apic_available(void); +extern void hypervisor_pin_vcpu(int cpu); #else static inline void init_hypervisor(struct cpuinfo_x86 *c) { } static inline void init_hypervisor_platform(void) { } diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h index 6fa85944af83..dee8a70382ba 100644 --- a/arch/x86/include/asm/tlbflush.h +++ b/arch/x86/include/asm/tlbflush.h @@ -81,7 +81,7 @@ DECLARE_PER_CPU_SHARED_ALIGNED(struct tlb_state, cpu_tlbstate); /* Initialize cr4 shadow for this CPU. */ static inline void cr4_init_shadow(void) { - this_cpu_write(cpu_tlbstate.cr4, __read_cr4()); + this_cpu_write(cpu_tlbstate.cr4, __read_cr4_safe()); } /* Set in this cpu's CR4. */ |