474 static void dup_mm_exe_file(struct mm_struct *mm, struct mm_struct *oldmm)  in dup_mm_exe_file()  argument
478 	exe_file = get_mm_exe_file(oldmm);  in dup_mm_exe_file()
490 					struct mm_struct *oldmm)  in dup_mmap()  argument
499 	if (mmap_write_lock_killable(oldmm)) {  in dup_mmap()
503 	flush_cache_dup_mm(oldmm);  in dup_mmap()
504 	uprobe_dup_mmap(oldmm, mm);  in dup_mmap()
511 	dup_mm_exe_file(mm, oldmm);  in dup_mmap()
513 	mm->total_vm = oldmm->total_vm;  in dup_mmap()
514 	mm->data_vm = oldmm->data_vm;  in dup_mmap()
515 	mm->exec_vm = oldmm->exec_vm;  in dup_mmap()
516 	mm->stack_vm = oldmm->stack_vm;  in dup_mmap()
521 	retval = ksm_fork(mm, oldmm);  in dup_mmap()
524 	retval = khugepaged_fork(mm, oldmm);  in dup_mmap()
529 	for (mpnt = oldmm->mmap; mpnt; mpnt = mpnt->vm_next) {  in dup_mmap()
548 			if (security_vm_enough_memory_mm(oldmm, len)) /* sic */  in dup_mmap()
619 	retval = arch_dup_mmap(oldmm, mm);  in dup_mmap()
622 	flush_tlb_mm(oldmm);  in dup_mmap()
623 	mmap_write_unlock(oldmm);  in dup_mmap()
651 static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)  in dup_mmap()  argument
653 	mmap_write_lock(oldmm);  in dup_mmap()
654 	dup_mm_exe_file(mm, oldmm);  in dup_mmap()
655 	mmap_write_unlock(oldmm);  in dup_mmap()
1439 				struct mm_struct *oldmm)  in dup_mm()  argument
1448 	memcpy(mm, oldmm, sizeof(*mm));  in dup_mm()
1453 	err = dup_mmap(mm, oldmm);  in dup_mm()
1477 	struct mm_struct *mm, *oldmm;  in copy_mm()  local
1494 	oldmm = current->mm;  in copy_mm()
1495 	if (!oldmm)  in copy_mm()
1502 		mmget(oldmm);  in copy_mm()
1503 		mm = oldmm;  in copy_mm()