bool mem_cgroup_charge_skmem(struct mem_cgroup *memcg, unsigned int nr_pages);
void mem_cgroup_uncharge_skmem(struct mem_cgroup *memcg, unsigned int nr_pages);
#if defined(CONFIG_MEMCG_KMEM) && defined(CONFIG_INET)
+extern struct static_key memcg_sockets_enabled_key;
+#define mem_cgroup_sockets_enabled static_key_false(&memcg_sockets_enabled_key)
static inline bool mem_cgroup_under_socket_pressure(struct mem_cgroup *memcg)
{
return memcg->tcp_mem.memory_pressure;
}
#else
+#define mem_cgroup_sockets_enabled 0
static inline bool mem_cgroup_under_socket_pressure(struct mem_cgroup *memcg)
{
return false;