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| author |   Joerg Roedel <jroedel@suse.de> | 2020-09-07 15:15:15 +0200 |
|---|---|---|
| committer |   Borislav Petkov <bp@suse.de> | 2020-09-07 19:45:25 +0200 |
| commit | 5f2bb01682b7b067783207994c7b8a3dbeb1cd83 (patch) | |
| tree | 439e1201e07e548e749b86ce26021b95f12a8877 /arch/x86/boot/compressed/misc.h | |
| parent | x86/boot/compressed/64: Add IDT Infrastructure (diff) | |
| download | linux-dev-5f2bb01682b7b067783207994c7b8a3dbeb1cd83.tar.xz linux-dev-5f2bb01682b7b067783207994c7b8a3dbeb1cd83.zip | |
x86/boot/compressed/64: Rename kaslr_64.c to ident_map_64.c
The file contains only code related to identity-mapped page tables.
Rename the file and compile it always in.
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lkml.kernel.org/r/20200907131613.12703-15-joro@8bytes.org
Diffstat (limited to 'arch/x86/boot/compressed/misc.h')
| -rw-r--r-- | arch/x86/boot/compressed/misc.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/boot/compressed/misc.h b/arch/x86/boot/compressed/misc.h index 8feb5f6f329e..98b7a1df9c59 100644 --- a/arch/x86/boot/compressed/misc.h +++ b/arch/x86/boot/compressed/misc.h @@ -134,6 +134,14 @@ int count_immovable_mem_regions(void); static inline int count_immovable_mem_regions(void) { return 0; } #endif +/* ident_map_64.c */ +#ifdef CONFIG_X86_5LEVEL +extern unsigned int __pgtable_l5_enabled, pgdir_shift, ptrs_per_p4d; +#endif + +/* Used by PAGE_KERN* macros: */ +extern pteval_t __default_kernel_pte_mask; + /* idt_64.c */ extern gate_desc boot_idt[BOOT_IDT_ENTRIES]; extern struct desc_ptr boot_idt_desc; |