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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>
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@ -2600,6 +2600,11 @@ config STACKTRACE_SUPPORT
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bool
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default y
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config PGTABLE_LEVELS
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int
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default 3 if 64BIT && !PAGE_SIZE_64KB
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default 2
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source "init/Kconfig"
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source "kernel/Kconfig.freezer"
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