65 struct ent {  struct
81 	struct ent *new = container_of(cnew, struct ent, h);  in ent_init()  argument
82 	struct ent *itm = container_of(citm, struct ent, h);  in ent_init()
94 	struct ent *map = container_of(ref, struct ent, h.ref);  in ent_put()
101 	struct ent *e = kmalloc(sizeof(*e), GFP_KERNEL);  in ent_alloc()
113 idtoname_hash(struct ent *ent)  in idtoname_hash()  argument
117 	hash = hash_str(ent->authname, ENT_HASHBITS);  in idtoname_hash()
118 	hash = hash_long(hash ^ ent->id, ENT_HASHBITS);  in idtoname_hash()
121 	if (ent->type == IDMAP_TYPE_GROUP)  in idtoname_hash()
131  	struct ent *ent = container_of(ch, struct ent, h);  in idtoname_request()  local
134 	qword_add(bpp, blen, ent->authname);  in idtoname_request()
135 	snprintf(idstr, sizeof(idstr), "%u", ent->id);  in idtoname_request()
136 	qword_add(bpp, blen, ent->type == IDMAP_TYPE_GROUP ? "group" : "user");  in idtoname_request()
145 	struct ent *a = container_of(ca, struct ent, h);  in idtoname_match()
146 	struct ent *b = container_of(cb, struct ent, h);  in idtoname_match()
155 	struct ent *ent;  in idtoname_show()  local
161 	ent = container_of(h, struct ent, h);  in idtoname_show()
162 	seq_printf(m, "%s %s %u", ent->authname,  in idtoname_show()
163 			ent->type == IDMAP_TYPE_GROUP ? "group" : "user",  in idtoname_show()
164 			ent->id);  in idtoname_show()
166 		seq_printf(m, " %s", ent->name);  in idtoname_show()
180 static struct ent *idtoname_lookup(struct cache_detail *, struct ent *);
181 static struct ent *idtoname_update(struct cache_detail *, struct ent *,
182 				   struct ent *);
202 	struct ent ent, *res;  in idtoname_parse()  local
215 	memset(&ent, 0, sizeof(ent));  in idtoname_parse()
221 	memcpy(ent.authname, buf1, sizeof(ent.authname));  in idtoname_parse()
226 	ent.type = strcmp(buf1, "user") == 0 ?  in idtoname_parse()
232 	ent.id = simple_strtoul(buf1, &bp, 10);  in idtoname_parse()
237 	ent.h.expiry_time = get_expiry(&buf);  in idtoname_parse()
238 	if (ent.h.expiry_time == 0)  in idtoname_parse()
242 	res = idtoname_lookup(cd, &ent);  in idtoname_parse()
252 		set_bit(CACHE_NEGATIVE, &ent.h.flags);  in idtoname_parse()
254 		memcpy(ent.name, buf1, sizeof(ent.name));  in idtoname_parse()
256 	res = idtoname_update(cd, &ent, res);  in idtoname_parse()
267 static struct ent *
268 idtoname_lookup(struct cache_detail *cd, struct ent *item)  in idtoname_lookup()
273 		return container_of(ch, struct ent, h);  in idtoname_lookup()
278 static struct ent *
279 idtoname_update(struct cache_detail *cd, struct ent *new, struct ent *old)  in idtoname_update()
284 		return container_of(ch, struct ent, h);  in idtoname_update()
295 nametoid_hash(struct ent *ent)  in nametoid_hash()  argument
297 	return hash_str(ent->name, ENT_HASHBITS);  in nametoid_hash()
304  	struct ent *ent = container_of(ch, struct ent, h);  in nametoid_request()  local
306 	qword_add(bpp, blen, ent->authname);  in nametoid_request()
307 	qword_add(bpp, blen, ent->type == IDMAP_TYPE_GROUP ? "group" : "user");  in nametoid_request()
308 	qword_add(bpp, blen, ent->name);  in nametoid_request()
316 	struct ent *a = container_of(ca, struct ent, h);  in nametoid_match()
317 	struct ent *b = container_of(cb, struct ent, h);  in nametoid_match()
326 	struct ent *ent;  in nametoid_show()  local
332 	ent = container_of(h, struct ent, h);  in nametoid_show()
333 	seq_printf(m, "%s %s %s", ent->authname,  in nametoid_show()
334 			ent->type == IDMAP_TYPE_GROUP ? "group" : "user",  in nametoid_show()
335 			ent->name);  in nametoid_show()
337 		seq_printf(m, " %u", ent->id);  in nametoid_show()
342 static struct ent *nametoid_lookup(struct cache_detail *, struct ent *);
343 static struct ent *nametoid_update(struct cache_detail *, struct ent *,
344 				   struct ent *);
365 	struct ent ent, *res;  in nametoid_parse()  local
377 	memset(&ent, 0, sizeof(ent));  in nametoid_parse()
383 	memcpy(ent.authname, buf1, sizeof(ent.authname));  in nametoid_parse()
388 	ent.type = strcmp(buf1, "user") == 0 ?  in nametoid_parse()
395 	memcpy(ent.name, buf1, sizeof(ent.name));  in nametoid_parse()
398 	ent.h.expiry_time = get_expiry(&buf);  in nametoid_parse()
399 	if (ent.h.expiry_time == 0)  in nametoid_parse()
403 	error = get_int(&buf, &ent.id);  in nametoid_parse()
407 		set_bit(CACHE_NEGATIVE, &ent.h.flags);  in nametoid_parse()
410 	res = nametoid_lookup(cd, &ent);  in nametoid_parse()
413 	res = nametoid_update(cd, &ent, res);  in nametoid_parse()
425 static struct ent *
426 nametoid_lookup(struct cache_detail *cd, struct ent *item)  in nametoid_lookup()
431 		return container_of(ch, struct ent, h);  in nametoid_lookup()
436 static struct ent *
437 nametoid_update(struct cache_detail *cd, struct ent *new, struct ent *old)  in nametoid_update()
442 		return container_of(ch, struct ent, h);  in nametoid_update()
495 		struct ent *(*lookup_fn)(struct cache_detail *, struct ent *),  in idmap_lookup()  argument
496 		struct ent *key, struct cache_detail *detail, struct ent **item)  in idmap_lookup()
507 		struct ent *prev_item = *item;  in idmap_lookup()
529 	struct ent *item, key = {  in idmap_name_to_id()
567 	struct ent *item, key = {  in idmap_id_to_name()