PMD_SECT_BUFFERABLE   29 arch/arm/include/asm/pgtable-2level-hwdef.h #define PMD_SECT_BUFFERABLE	(_AT(pmdval_t, 1) << 2)
PMD_SECT_BUFFERABLE   31 arch/arm/include/asm/pgtable-3level-hwdef.h #define PMD_SECT_BUFFERABLE	(_AT(pmdval_t, 1) << 2)