_PAGE_PROT_NONE    40 arch/riscv/include/asm/pgtable.h #define PAGE_NONE		__pgprot(_PAGE_PROT_NONE)
_PAGE_PROT_NONE   125 arch/riscv/include/asm/pgtable.h 	return (pmd_val(pmd) & (_PAGE_PRESENT | _PAGE_PROT_NONE));
_PAGE_PROT_NONE   206 arch/riscv/include/asm/pgtable.h 	return (pte_val(pte) & (_PAGE_PRESENT | _PAGE_PROT_NONE));