diff options
Diffstat (limited to 'arch/x86/include/asm/efi.h')
| -rw-r--r-- | arch/x86/include/asm/efi.h | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h index 8fd9e637629a..0010c78c4998 100644 --- a/arch/x86/include/asm/efi.h +++ b/arch/x86/include/asm/efi.h @@ -3,7 +3,6 @@ #include <asm/fpu/api.h> #include <asm/pgtable.h> -#include <asm/tlb.h> /* * We map the EFI regions needed for runtime services non-contiguously, @@ -65,17 +64,6 @@ extern u64 asmlinkage efi_call(void *fp, ...); #define efi_call_phys(f, args...) efi_call((f), args) -/* - * Scratch space used for switching the pagetable in the EFI stub - */ -struct efi_scratch { - u64 r15; - u64 prev_cr3; - pgd_t *efi_pgt; - bool use_pgd; - u64 phys_stack; -} __packed; - #define efi_call_virt(f, ...) \ ({ \ efi_status_t __s; \ @@ -83,20 +71,7 @@ struct efi_scratch { efi_sync_low_kernel_mappings(); \ preempt_disable(); \ __kernel_fpu_begin(); \ - \ - if (efi_scratch.use_pgd) { \ - efi_scratch.prev_cr3 = read_cr3(); \ - write_cr3((unsigned long)efi_scratch.efi_pgt); \ - __flush_tlb_all(); \ - } \ - \ __s = efi_call((void *)efi.systab->runtime->f, __VA_ARGS__); \ - \ - if (efi_scratch.use_pgd) { \ - write_cr3(efi_scratch.prev_cr3); \ - __flush_tlb_all(); \ - } \ - \ __kernel_fpu_end(); \ preempt_enable(); \ __s; \ @@ -136,7 +111,6 @@ 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); extern void efi_sync_low_kernel_mappings(void); -extern int __init efi_alloc_page_tables(void); extern int __init efi_setup_page_tables(unsigned long pa_memmap, unsigned num_pages); extern void __init efi_cleanup_page_tables(unsigned long pa_memmap, unsigned num_pages); extern void __init old_map_region(efi_memory_desc_t *md); |