H_PAGE_THP_HUGE    50 arch/powerpc/include/asm/book3s/64/hash-4k.h #define H_PAGE_THP_HUGE 0x0
H_PAGE_THP_HUGE    49 arch/powerpc/include/asm/book3s/64/hash-64k.h #define H_PAGE_THP_HUGE  H_PAGE_4K_PFN