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x86/efi: Remove unused EFI_UV1_MEMMAP code
With UV1 support removed, EFI_UV1_MEMMAP is no longer used. Signed-off-by: Steve Wahl <steve.wahl@hpe.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Ard Biesheuvel <ardb@kernel.org> Link: https://lkml.kernel.org/r/20200713212956.019149227@hpe.com
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@ -22,17 +22,7 @@ extern unsigned long efi_fw_vendor, efi_config_table;
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*
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* This is the main reason why we're doing stable VA mappings for RT
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* services.
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*
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* SGI UV1 machines are known to be incompatible with this scheme, so we
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* provide an opt-out for these machines via a DMI quirk that sets the
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* attribute below.
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*/
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#define EFI_UV1_MEMMAP EFI_ARCH_1
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static inline bool efi_have_uv1_memmap(void)
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{
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return IS_ENABLED(CONFIG_X86_UV) && efi_enabled(EFI_UV1_MEMMAP);
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}
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#define EFI32_LOADER_SIGNATURE "EL32"
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#define EFI64_LOADER_SIGNATURE "EL64"
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@ -122,9 +112,7 @@ struct efi_scratch {
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efi_sync_low_kernel_mappings(); \
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kernel_fpu_begin(); \
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firmware_restrict_branch_speculation_start(); \
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\
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if (!efi_have_uv1_memmap()) \
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efi_switch_mm(&efi_mm); \
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efi_switch_mm(&efi_mm); \
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})
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#define arch_efi_call_virt(p, f, args...) \
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@ -132,9 +120,7 @@ struct efi_scratch {
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#define arch_efi_call_virt_teardown() \
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({ \
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if (!efi_have_uv1_memmap()) \
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efi_switch_mm(efi_scratch.prev_mm); \
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\
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efi_switch_mm(efi_scratch.prev_mm); \
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firmware_restrict_branch_speculation_end(); \
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kernel_fpu_end(); \
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})
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@ -176,8 +162,6 @@ extern void efi_delete_dummy_variable(void);
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extern void efi_switch_mm(struct mm_struct *mm);
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extern void efi_recover_from_page_fault(unsigned long phys_addr);
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extern void efi_free_boot_services(void);
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extern pgd_t * __init efi_uv1_memmap_phys_prolog(void);
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extern void __init efi_uv1_memmap_phys_epilog(pgd_t *save_pgd);
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/* kexec external ABI */
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struct efi_setup_data {
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