62 struct ent {  struct
78 	struct ent *new = container_of(cnew, struct ent, h);  in ent_init()  argument
79 	struct ent *itm = container_of(citm, struct ent, h);  in ent_init()
91 	struct ent *map = container_of(ref, struct ent, h.ref);  in ent_put()
98 	struct ent *e = kmalloc(sizeof(*e), GFP_KERNEL);  in ent_alloc()
110 idtoname_hash(struct ent *ent)  in idtoname_hash()  argument
114 	hash = hash_str(ent->authname, ENT_HASHBITS);  in idtoname_hash()
115 	hash = hash_long(hash ^ ent->id, ENT_HASHBITS);  in idtoname_hash()
118 	if (ent->type == IDMAP_TYPE_GROUP)  in idtoname_hash()
128  	struct ent *ent = container_of(ch, struct ent, h);  in idtoname_request()  local
131 	qword_add(bpp, blen, ent->authname);  in idtoname_request()
132 	snprintf(idstr, sizeof(idstr), "%u", ent->id);  in idtoname_request()
133 	qword_add(bpp, blen, ent->type == IDMAP_TYPE_GROUP ? "group" : "user");  in idtoname_request()
142 	struct ent *a = container_of(ca, struct ent, h);  in idtoname_match()
143 	struct ent *b = container_of(cb, struct ent, h);  in idtoname_match()
152 	struct ent *ent;  in idtoname_show()  local
158 	ent = container_of(h, struct ent, h);  in idtoname_show()
159 	seq_printf(m, "%s %s %u", ent->authname,  in idtoname_show()
160 			ent->type == IDMAP_TYPE_GROUP ? "group" : "user",  in idtoname_show()
161 			ent->id);  in idtoname_show()
163 		seq_printf(m, " %s", ent->name);  in idtoname_show()
177 static struct ent *idtoname_lookup(struct cache_detail *, struct ent *);
178 static struct ent *idtoname_update(struct cache_detail *, struct ent *,
179 				   struct ent *);
199 	struct ent ent, *res;  in idtoname_parse()  local
212 	memset(&ent, 0, sizeof(ent));  in idtoname_parse()
218 	memcpy(ent.authname, buf1, sizeof(ent.authname));  in idtoname_parse()
223 	ent.type = strcmp(buf1, "user") == 0 ?  in idtoname_parse()
229 	ent.id = simple_strtoul(buf1, &bp, 10);  in idtoname_parse()
234 	ent.h.expiry_time = get_expiry(&buf);  in idtoname_parse()
235 	if (ent.h.expiry_time == 0)  in idtoname_parse()
239 	res = idtoname_lookup(cd, &ent);  in idtoname_parse()
249 		set_bit(CACHE_NEGATIVE, &ent.h.flags);  in idtoname_parse()
251 		memcpy(ent.name, buf1, sizeof(ent.name));  in idtoname_parse()
253 	res = idtoname_update(cd, &ent, res);  in idtoname_parse()
264 static struct ent *
265 idtoname_lookup(struct cache_detail *cd, struct ent *item)  in idtoname_lookup()
270 		return container_of(ch, struct ent, h);  in idtoname_lookup()
275 static struct ent *
276 idtoname_update(struct cache_detail *cd, struct ent *new, struct ent *old)  in idtoname_update()
281 		return container_of(ch, struct ent, h);  in idtoname_update()
292 nametoid_hash(struct ent *ent)  in nametoid_hash()  argument
294 	return hash_str(ent->name, ENT_HASHBITS);  in nametoid_hash()
301  	struct ent *ent = container_of(ch, struct ent, h);  in nametoid_request()  local
303 	qword_add(bpp, blen, ent->authname);  in nametoid_request()
304 	qword_add(bpp, blen, ent->type == IDMAP_TYPE_GROUP ? "group" : "user");  in nametoid_request()
305 	qword_add(bpp, blen, ent->name);  in nametoid_request()
313 	struct ent *a = container_of(ca, struct ent, h);  in nametoid_match()
314 	struct ent *b = container_of(cb, struct ent, h);  in nametoid_match()
323 	struct ent *ent;  in nametoid_show()  local
329 	ent = container_of(h, struct ent, h);  in nametoid_show()
330 	seq_printf(m, "%s %s %s", ent->authname,  in nametoid_show()
331 			ent->type == IDMAP_TYPE_GROUP ? "group" : "user",  in nametoid_show()
332 			ent->name);  in nametoid_show()
334 		seq_printf(m, " %u", ent->id);  in nametoid_show()
339 static struct ent *nametoid_lookup(struct cache_detail *, struct ent *);
340 static struct ent *nametoid_update(struct cache_detail *, struct ent *,
341 				   struct ent *);
362 	struct ent ent, *res;  in nametoid_parse()  local
374 	memset(&ent, 0, sizeof(ent));  in nametoid_parse()
380 	memcpy(ent.authname, buf1, sizeof(ent.authname));  in nametoid_parse()
385 	ent.type = strcmp(buf1, "user") == 0 ?  in nametoid_parse()
392 	memcpy(ent.name, buf1, sizeof(ent.name));  in nametoid_parse()
395 	ent.h.expiry_time = get_expiry(&buf);  in nametoid_parse()
396 	if (ent.h.expiry_time == 0)  in nametoid_parse()
400 	error = get_int(&buf, &ent.id);  in nametoid_parse()
404 		set_bit(CACHE_NEGATIVE, &ent.h.flags);  in nametoid_parse()
407 	res = nametoid_lookup(cd, &ent);  in nametoid_parse()
410 	res = nametoid_update(cd, &ent, res);  in nametoid_parse()
422 static struct ent *
423 nametoid_lookup(struct cache_detail *cd, struct ent *item)  in nametoid_lookup()
428 		return container_of(ch, struct ent, h);  in nametoid_lookup()
433 static struct ent *
434 nametoid_update(struct cache_detail *cd, struct ent *new, struct ent *old)  in nametoid_update()
439 		return container_of(ch, struct ent, h);  in nametoid_update()
492 		struct ent *(*lookup_fn)(struct cache_detail *, struct ent *),  in idmap_lookup()  argument
493 		struct ent *key, struct cache_detail *detail, struct ent **item)  in idmap_lookup()
504 		struct ent *prev_item = *item;  in idmap_lookup()
526 	struct ent *item, key = {  in idmap_name_to_id()
564 	struct ent *item, key = {  in idmap_id_to_name()