ptep_modify_prot_commit 501 arch/x86/include/asm/paravirt.h pv_mmu_ops.ptep_modify_prot_commit(mm, addr, ptep, pte); ptep_modify_prot_commit 503 arch/x86/include/asm/paravirt.h PVOP_VCALL4(pv_mmu_ops.ptep_modify_prot_commit, ptep_modify_prot_commit 288 arch/x86/include/asm/paravirt_types.h void (*ptep_modify_prot_commit)(struct mm_struct *mm, unsigned long addr,