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| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2023-03-30 14:49:43 +0300 |
|---|---|---|
| committer | Dave Hansen <dave.hansen@linux.intel.com> | 2023-04-04 13:42:37 -0700 |
| commit | 5462ade6871e96646502cc95e7e05f0ab4fc84de (patch) | |
| tree | 49580b8c84b6437b6ff1b4b5908abe5165970270 /arch/x86/boot/compressed/misc.h | |
| parent | 89d7971eb2318595bc3b6ab7c5caede112c302ff (diff) | |
| download | linux-stable-5462ade6871e96646502cc95e7e05f0ab4fc84de.tar.gz linux-stable-5462ade6871e96646502cc95e7e05f0ab4fc84de.tar.bz2 linux-stable-5462ade6871e96646502cc95e7e05f0ab4fc84de.zip | |
x86/boot: Centralize __pa()/__va() definitions
Replace multiple __pa()/__va() definitions with a single one in misc.h.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Mike Rapoport <rppt@linux.ibm.com>
Reviewed-by: Dave Hansen <dave.hansen@linux.intel.com>
Link: https://lore.kernel.org/all/20230330114956.20342-2-kirill.shutemov%40linux.intel.com
Diffstat (limited to 'arch/x86/boot/compressed/misc.h')
| -rw-r--r-- | arch/x86/boot/compressed/misc.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/x86/boot/compressed/misc.h b/arch/x86/boot/compressed/misc.h index 20118fb7c53b..2f155a0e3041 100644 --- a/arch/x86/boot/compressed/misc.h +++ b/arch/x86/boot/compressed/misc.h @@ -19,6 +19,15 @@ /* cpu_feature_enabled() cannot be used this early */ #define USE_EARLY_PGTABLE_L5 +/* + * Boot stub deals with identity mappings, physical and virtual addresses are + * the same, so override these defines. + * + * <asm/page.h> will not define them if they are already defined. + */ +#define __pa(x) ((unsigned long)(x)) +#define __va(x) ((void *)((unsigned long)(x))) + #include <linux/linkage.h> #include <linux/screen_info.h> #include <linux/elf.h> |