397 static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)  in dup_mmap()  argument
405 	down_write(&oldmm->mmap_sem);  in dup_mmap()
406 	flush_cache_dup_mm(oldmm);  in dup_mmap()
407 	uprobe_dup_mmap(oldmm, mm);  in dup_mmap()
414 	RCU_INIT_POINTER(mm->exe_file, get_mm_exe_file(oldmm));  in dup_mmap()
416 	mm->total_vm = oldmm->total_vm;  in dup_mmap()
417 	mm->shared_vm = oldmm->shared_vm;  in dup_mmap()
418 	mm->exec_vm = oldmm->exec_vm;  in dup_mmap()
419 	mm->stack_vm = oldmm->stack_vm;  in dup_mmap()
424 	retval = ksm_fork(mm, oldmm);  in dup_mmap()
427 	retval = khugepaged_fork(mm, oldmm);  in dup_mmap()
432 	for (mpnt = oldmm->mmap; mpnt; mpnt = mpnt->vm_next) {  in dup_mmap()
444 			if (security_vm_enough_memory_mm(oldmm, len)) /* sic */  in dup_mmap()
503 		retval = copy_page_range(mm, oldmm, mpnt);  in dup_mmap()
512 	arch_dup_mmap(oldmm, mm);  in dup_mmap()
516 	flush_tlb_mm(oldmm);  in dup_mmap()
517 	up_write(&oldmm->mmap_sem);  in dup_mmap()
543 static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)  in dup_mmap()  argument
545 	down_write(&oldmm->mmap_sem);  in dup_mmap()
546 	RCU_INIT_POINTER(mm->exe_file, get_mm_exe_file(oldmm));  in dup_mmap()
547 	up_write(&oldmm->mmap_sem);  in dup_mmap()
915 	struct mm_struct *mm, *oldmm = current->mm;  in dup_mm()  local
922 	memcpy(mm, oldmm, sizeof(*mm));  in dup_mm()
927 	err = dup_mmap(mm, oldmm);  in dup_mm()
950 	struct mm_struct *mm, *oldmm;  in copy_mm()  local
967 	oldmm = current->mm;  in copy_mm()
968 	if (!oldmm)  in copy_mm()
975 		atomic_inc(&oldmm->mm_users);  in copy_mm()
976 		mm = oldmm;  in copy_mm()