76 static struct swap_cgroup *lookup_swap_cgroup(swp_entry_t ent,  in lookup_swap_cgroup()  argument
79 	pgoff_t offset = swp_offset(ent);  in lookup_swap_cgroup()
82 	ctrl = &swap_cgroup_ctrl[swp_type(ent)];  in lookup_swap_cgroup()
90  * @ent: swap entry to be cmpxchged
97 unsigned short swap_cgroup_cmpxchg(swp_entry_t ent,  in swap_cgroup_cmpxchg()  argument
105 	sc = lookup_swap_cgroup(ent, &ctrl);  in swap_cgroup_cmpxchg()
119  * @ent: the first swap entry to be recorded into
126 unsigned short swap_cgroup_record(swp_entry_t ent, unsigned short id,  in swap_cgroup_record()  argument
133 	pgoff_t offset = swp_offset(ent);  in swap_cgroup_record()
136 	sc = lookup_swap_cgroup(ent, &ctrl);  in swap_cgroup_record()
158  * @ent: swap entry to be looked up.
162 unsigned short lookup_swap_cgroup_id(swp_entry_t ent)  in lookup_swap_cgroup_id()  argument
166 	return lookup_swap_cgroup(ent, NULL)->id;  in lookup_swap_cgroup_id()