tipc_tfm
struct tipc_tfm * __percpu *tfm_entry;
struct tipc_tfm *tfm_entry, *head, *tmp;
struct tipc_tfm **tfm_entry;
struct tipc_tfm *tfm_entry, *head;
tmp->tfm_entry = alloc_percpu(struct tipc_tfm *);
aead->tfm_entry = alloc_percpu_gfp(struct tipc_tfm *, GFP_ATOMIC);