ptep_modify_prot_start 490 arch/x86/include/asm/paravirt.h ret = PVOP_CALL3(pteval_t, pv_mmu_ops.ptep_modify_prot_start, ptep_modify_prot_start 286 arch/x86/include/asm/paravirt_types.h pte_t (*ptep_modify_prot_start)(struct mm_struct *mm, unsigned long addr,