On Jan 30, 2015, at 11:56 PM, Catalin Marinas wrote: > On Fri, Jan 30, 2015 at 02:43:11PM +0000, Kirill A. Shutemov wrote: >> We would want to use number of page table level to define mm_struct. >> Let's expose it as CONFIG_PGTABLE_LEVELS. >> >> ARM64_PGTABLE_LEVELS is renamed to PGTABLE_LEVELS and defined before >> sourcing init/Kconfig: arch/Kconfig will define default value and it's >> sourced from init/Kconfig. >> >> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx> >> Cc: Catalin Marinas <catalin.marinas@xxxxxxx> >> Cc: Will Deacon <will.deacon@xxxxxxx> > > It looks fine. > > Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx> A system can boot up successfully on top of arm64/for-next/core branch under 4KB + {3|4}Level + CONFIG_DEBUG_RODATA, but I don't try it with 64KB pages. Best Regards Jungseok Lee -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>