77 	const struct cred *cred = current_cred();  in look_up_user_keyrings()  local
82 	uid_t uid = from_kuid(user_ns, cred->user->uid);  in look_up_user_keyrings()
106 		uid_keyring = keyring_alloc(buf, cred->user->uid, INVALID_GID,  in look_up_user_keyrings()
107 					    cred, user_keyring_perm,  in look_up_user_keyrings()
128 		session_keyring = keyring_alloc(buf, cred->user->uid, INVALID_GID,  in look_up_user_keyrings()
129 						cred, user_keyring_perm,  in look_up_user_keyrings()
185 struct key *get_user_session_keyring_rcu(const struct cred *cred)  in get_user_session_keyring_rcu()  argument
187 	struct key *reg_keyring = READ_ONCE(cred->user_ns->user_keyring_register);  in get_user_session_keyring_rcu()
194 		.cred			= cred,  in get_user_session_keyring_rcu()
205 					  from_kuid(cred->user_ns,  in get_user_session_keyring_rcu()
206 						    cred->user->uid));  in get_user_session_keyring_rcu()
221 int install_thread_keyring_to_cred(struct cred *new)  in install_thread_keyring_to_cred()
246 	struct cred *new;  in install_thread_keyring()
268 int install_process_keyring_to_cred(struct cred *new)  in install_process_keyring_to_cred()
293 	struct cred *new;  in install_process_keyring()
317 int install_session_keyring_to_cred(struct cred *cred, struct key *keyring)  in install_session_keyring_to_cred()  argument
327 		if (cred->session_keyring)  in install_session_keyring_to_cred()
330 		keyring = keyring_alloc("_ses", cred->uid, cred->gid, cred,  in install_session_keyring_to_cred()
340 	old = cred->session_keyring;  in install_session_keyring_to_cred()
341 	cred->session_keyring = keyring;  in install_session_keyring_to_cred()
358 	struct cred *new;  in install_session_keyring()
377 void key_fsuid_changed(struct cred *new_cred)  in key_fsuid_changed()
390 void key_fsgid_changed(struct cred *new_cred)  in key_fsgid_changed()
426 	const struct cred *cred = ctx->cred;  in search_cred_keyrings_rcu()  local
440 	if (cred->thread_keyring) {  in search_cred_keyrings_rcu()
442 			make_key_ref(cred->thread_keyring, 1), ctx);  in search_cred_keyrings_rcu()
458 	if (cred->process_keyring) {  in search_cred_keyrings_rcu()
460 			make_key_ref(cred->process_keyring, 1), ctx);  in search_cred_keyrings_rcu()
479 	if (cred->session_keyring) {  in search_cred_keyrings_rcu()
481 			make_key_ref(cred->session_keyring, 1), ctx);  in search_cred_keyrings_rcu()
500 	else if ((user_session = get_user_session_keyring_rcu(cred))) {  in search_cred_keyrings_rcu()
553 	if (ctx->cred->request_key_auth &&  in search_process_keyrings_rcu()
554 	    ctx->cred == current_cred() &&  in search_process_keyrings_rcu()
557 		const struct cred *cred = ctx->cred;  in search_process_keyrings_rcu()  local
559 		if (key_validate(cred->request_key_auth) == 0) {  in search_process_keyrings_rcu()
560 			rka = ctx->cred->request_key_auth->payload.data[0];  in search_process_keyrings_rcu()
563 			ctx->cred = rka->cred;  in search_process_keyrings_rcu()
565 			ctx->cred = cred;  in search_process_keyrings_rcu()
626 	ctx.cred = get_current_cred();  in lookup_user_key()
631 		if (!ctx.cred->thread_keyring) {  in lookup_user_key()
643 		key = ctx.cred->thread_keyring;  in lookup_user_key()
649 		if (!ctx.cred->process_keyring) {  in lookup_user_key()
661 		key = ctx.cred->process_keyring;  in lookup_user_key()
667 		if (!ctx.cred->session_keyring) {  in lookup_user_key()
683 				    &ctx.cred->session_keyring->flags) &&  in lookup_user_key()
691 		key = ctx.cred->session_keyring;  in lookup_user_key()
716 		key = ctx.cred->request_key_auth;  in lookup_user_key()
725 		if (!ctx.cred->request_key_auth)  in lookup_user_key()
728 		down_read(&ctx.cred->request_key_auth->sem);  in lookup_user_key()
730 			     &ctx.cred->request_key_auth->flags)) {  in lookup_user_key()
734 			rka = ctx.cred->request_key_auth->payload.data[0];  in lookup_user_key()
738 		up_read(&ctx.cred->request_key_auth->sem);  in lookup_user_key()
803 	ret = key_task_permission(key_ref, ctx.cred, need_perm);  in lookup_user_key()
810 	put_cred(ctx.cred);  in lookup_user_key()
821 	put_cred(ctx.cred);  in lookup_user_key()
839 	const struct cred *old;  in join_session_keyring()
840 	struct cred *new;  in join_session_keyring()
913 	const struct cred *old = current_cred();  in key_change_session_keyring()
914 	struct cred *new = container_of(twork, struct cred, rcu);  in key_change_session_keyring()