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| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2015-04-14 15:45:51 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-04-14 16:49:02 -0700 |
| commit | a728ab52709e2fb9659d2661ac30c901df42ef02 (patch) | |
| tree | 78282dc24ef5c4dc9c192a3b39160f4da9edd5b0 /arch/mips/Kconfig | |
| parent | 980d5b7387c6bbc9b411a3469274b3226b161e45 (diff) | |
| download | lwn-a728ab52709e2fb9659d2661ac30c901df42ef02.tar.gz lwn-a728ab52709e2fb9659d2661ac30c901df42ef02.zip | |
mips: 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: Ralf Baechle <ralf@linux-mips.org>
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/mips/Kconfig')
| -rw-r--r-- | arch/mips/Kconfig | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index c7a16904cd03..a9d112d2a135 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -2600,6 +2600,11 @@ config STACKTRACE_SUPPORT bool default y +config PGTABLE_LEVELS + int + default 3 if 64BIT && !PAGE_SIZE_64KB + default 2 + source "init/Kconfig" source "kernel/Kconfig.freezer" |