201 static inline int ipc_idr_alloc(struct ipc_ids *ids, struct kern_ipc_perm *new)  in ipc_idr_alloc()  argument
244             new->seq = ids->seq;  in ipc_idr_alloc()
249             idr_replace(&ids->ipcs_idr, new, idx);  in ipc_idr_alloc()
252         new->seq = ipcid_to_seqx(next_id);  in ipc_idr_alloc()
253         idx = idr_alloc(&ids->ipcs_idr, new, ipcid_to_idx(next_id), 0, GFP_NOWAIT);  in ipc_idr_alloc()
256         new->id = (new->seq << ipcmni_seq_shift()) + idx;  in ipc_idr_alloc()
276 int ipc_addid(struct ipc_ids *ids, struct kern_ipc_perm *new, int limit)  in ipc_addid()  argument
283     refcount_set(&new->refcount, 1);  in ipc_addid()
295     spin_lock_init(&new->lock);  in ipc_addid()
297     spin_lock(&new->lock);  in ipc_addid()
300     new->cuid = new->uid = euid;  in ipc_addid()
301     new->gid = new->cgid = egid;  in ipc_addid()
303     new->deleted = false;  in ipc_addid()
305     idx = ipc_idr_alloc(ids, new);  in ipc_addid()
308     if (idx >= 0 && new->key != IPC_PRIVATE) {  in ipc_addid()
309         err = rhashtable_insert_fast(&ids->key_ht, &new->khtnode, ipc_kht_params);  in ipc_addid()
316         new->deleted = true;  in ipc_addid()
317         spin_unlock(&new->lock);  in ipc_addid()