186 	return f == f->fs->root;  in vacfileisroot()
281 	VacFile *root, *mr;  in _vacfileroot()  local
286 	root = nil;  in _vacfileroot()
325 	root = filealloc(fs);  in _vacfileroot()
326 	root->boff = 0;  in _vacfileroot()
327 	root->up = mr;  in _vacfileroot()
328 	root->source = r0;  in _vacfileroot()
330 	root->msource = r1;  in _vacfileroot()
333 	mr->down = root;  in _vacfileroot()
347 	if(vdunpack(&root->dir, &me) < 0)  in _vacfileroot()
351 	return root;  in _vacfileroot()
364 	if(root)  in _vacfileroot()
365 		filefree(root);  in _vacfileroot()
549 	f = fs->root;  in vacfileopen()
1806 	VacFile *root;  in vacfsopenscore()  local
1838 	root = nil;  in vacfsopenscore()
1843 	root = _vacfileroot(fs, r);  in vacfsopenscore()
1845 		fprint(2, "root %p\n", root);  in vacfsopenscore()
1847 	if(root == nil)  in vacfsopenscore()
1849 	fs->root = root;  in vacfsopenscore()
1852 	if(root)  in vacfsopenscore()
1853 		vacfiledecref(root);  in vacfsopenscore()
1867 	return vacfileincref(fs->root);  in vacfsgetroot()
1908 	if(vacfilegetdir(fs->root, &vd) < 0)  in vacfsgetmaxqid()
1922 	if(fs->root)  in vacfsclose()
1923 		vacfiledecref(fs->root);  in vacfsclose()
1924 	fs->root = nil;  in vacfsclose()
2005 	fs->root = _vacfileroot(fs, f);  in vacfscreate()
2006 	if(fs->root == nil){  in vacfscreate()
2021 	VtRoot root;  in vacfssync()  local
2024 	if(vacfileflush(fs->root, 1) < 0)  in vacfssync()
2026 	if(vtfilelock(fs->root->up->msource, -1) < 0)  in vacfssync()
2028 	if(vtfileflush(fs->root->up->msource) < 0){  in vacfssync()
2029 		vtfileunlock(fs->root->up->msource);  in vacfssync()
2032 	vtfileunlock(fs->root->up->msource);  in vacfssync()
2035 	if(getentry(fs->root->source, &e) < 0)  in vacfssync()
2038 	if(getentry(fs->root->msource, &e) < 0)  in vacfssync()
2041 	if(getentry(fs->root->up->msource, &e) < 0)  in vacfssync()
2061 	memset(&root, 0, sizeof root);  in vacfssync()
2062 	strcpy(root.type, "vac");  in vacfssync()
2063 	strcpy(root.name, fs->name);  in vacfssync()
2064 	memmove(root.score, e.score, VtScoreSize);  in vacfssync()
2065 	root.blocksize = fs->bsize;  in vacfssync()
2066 	memmove(root.prev, fs->score, VtScoreSize);  in vacfssync()
2067 	vtrootpack(&root, buf);  in vacfssync()