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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2018-10-31 12:11:48 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2018-11-02 08:31:52 +0100 |
| commit | a8874e7e8a8896f2b6c641f4b8e2473eafd35204 (patch) | |
| tree | 31596982afc3de610b65d366b3b96d667743ee2a /include/asm-generic/4level-fixup.h | |
| parent | s390: avoid vmlinux segments overlap (diff) | |
| download | linux-a8874e7e8a8896f2b6c641f4b8e2473eafd35204.tar.xz linux-a8874e7e8a8896f2b6c641f4b8e2473eafd35204.zip | |
mm: make the __PAGETABLE_PxD_FOLDED defines non-empty
Change the currently empty defines for __PAGETABLE_PMD_FOLDED,
__PAGETABLE_PUD_FOLDED and __PAGETABLE_P4D_FOLDED to return 1.
This makes it possible to use __is_defined() to test if the
preprocessor define exists.
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'include/asm-generic/4level-fixup.h')
| -rw-r--r-- | include/asm-generic/4level-fixup.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-generic/4level-fixup.h b/include/asm-generic/4level-fixup.h index 89f3b03b1445..e3667c9a33a5 100644 --- a/include/asm-generic/4level-fixup.h +++ b/include/asm-generic/4level-fixup.h @@ -3,7 +3,7 @@ #define _4LEVEL_FIXUP_H #define __ARCH_HAS_4LEVEL_HACK -#define __PAGETABLE_PUD_FOLDED +#define __PAGETABLE_PUD_FOLDED 1 #define PUD_SHIFT PGDIR_SHIFT #define PUD_SIZE PGDIR_SIZE |