_PAGE_BIT_SOFTW2   25 arch/x86/include/asm/pgtable_types.h #define _PAGE_BIT_SPLITTING	_PAGE_BIT_SOFTW2 /* only valid on a PSE pmd */
_PAGE_BIT_SOFTW2   54 arch/x86/include/asm/pgtable_types.h #define _PAGE_SOFTW2	(_AT(pteval_t, 1) << _PAGE_BIT_SOFTW2)