diff options
| author |   Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2015-04-14 15:46:14 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2015-04-14 16:49:02 -0700 |
| commit | 982333683385343d8d2db9a1df69c98406f42687 (patch) | |
| tree | 2ce273cf325bcad64d032090344778fb0267f59a /arch/x86/include/asm/pgtable-2level_types.h | |
| parent | um: expose number of page table levels (diff) | |
| download | linux-dev-982333683385343d8d2db9a1df69c98406f42687.tar.xz linux-dev-982333683385343d8d2db9a1df69c98406f42687.zip | |
x86: expose number of page table levels on Kconfig level
We would want to use number of page table level to define mm_struct.
Let's expose it as CONFIG_PGTABLE_LEVELS.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86/include/asm/pgtable-2level_types.h')
| -rw-r--r-- | arch/x86/include/asm/pgtable-2level_types.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/x86/include/asm/pgtable-2level_types.h b/arch/x86/include/asm/pgtable-2level_types.h index daacc23e3fb9..392576433e77 100644 --- a/arch/x86/include/asm/pgtable-2level_types.h +++ b/arch/x86/include/asm/pgtable-2level_types.h @@ -17,7 +17,6 @@ typedef union { #endif /* !__ASSEMBLY__ */ #define SHARED_KERNEL_PMD 0 -#define PAGETABLE_LEVELS 2 /* * traditional i386 two-level paging structure: |