631 static void dup_mm_exe_file(struct mm_struct *mm, struct mm_struct *oldmm)  in dup_mm_exe_file()  argument
635 	exe_file = get_mm_exe_file(oldmm);  in dup_mm_exe_file()
647 					struct mm_struct *oldmm)  in dup_mmap()  argument
653 	VMA_ITERATOR(old_vmi, oldmm, 0);  in dup_mmap()
657 	if (mmap_write_lock_killable(oldmm)) {  in dup_mmap()
661 	flush_cache_dup_mm(oldmm);  in dup_mmap()
662 	uprobe_dup_mmap(oldmm, mm);  in dup_mmap()
669 	dup_mm_exe_file(mm, oldmm);  in dup_mmap()
671 	mm->total_vm = oldmm->total_vm;  in dup_mmap()
672 	mm->data_vm = oldmm->data_vm;  in dup_mmap()
673 	mm->exec_vm = oldmm->exec_vm;  in dup_mmap()
674 	mm->stack_vm = oldmm->stack_vm;  in dup_mmap()
676 	retval = ksm_fork(mm, oldmm);  in dup_mmap()
679 	khugepaged_fork(mm, oldmm);  in dup_mmap()
681 	retval = vma_iter_bulk_alloc(&vmi, oldmm->map_count);  in dup_mmap()
706 			if (security_vm_enough_memory_mm(oldmm, len)) /* sic */  in dup_mmap()
767 	retval = arch_dup_mmap(oldmm, mm);  in dup_mmap()
774 	flush_tlb_mm(oldmm);  in dup_mmap()
775 	mmap_write_unlock(oldmm);  in dup_mmap()
806 static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)  in dup_mmap()  argument
808 	mmap_write_lock(oldmm);  in dup_mmap()
809 	dup_mm_exe_file(mm, oldmm);  in dup_mmap()
810 	mmap_write_unlock(oldmm);  in dup_mmap()
1672 				struct mm_struct *oldmm)  in dup_mm()  argument
1681 	memcpy(mm, oldmm, sizeof(*mm));  in dup_mm()
1686 	err = dup_mmap(mm, oldmm);  in dup_mm()
1710 	struct mm_struct *mm, *oldmm;  in copy_mm()  local
1727 	oldmm = current->mm;  in copy_mm()
1728 	if (!oldmm)  in copy_mm()
1732 		mmget(oldmm);  in copy_mm()
1733 		mm = oldmm;  in copy_mm()