[PATCHv2, RESEND 13/19] sh: expose number of page table levels

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 Cc: linux...@vger.kernel.org Tested-by: Guenter Roeck --- I've implemented accounting for pmd page tables as we have for pte (see mm->nr_ptes). It's

[PATCHv2, RESEND 13/19] sh: expose number of page table levels

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.shute...@linux.intel.com Cc: linux...@vger.kernel.org Tested-by: Guenter Roeck li...@roeck-us.net --- I've implemented accounting for pmd page