sock_inuse 15 include/net/netns/core.h int __percpu *sock_inuse; sock_inuse 3252 net/core/sock.c this_cpu_add(*net->core.sock_inuse, val); sock_inuse 3260 net/core/sock.c res += *per_cpu_ptr(net->core.sock_inuse, cpu); sock_inuse 3273 net/core/sock.c net->core.sock_inuse = alloc_percpu(int); sock_inuse 3274 net/core/sock.c if (net->core.sock_inuse == NULL) sock_inuse 3287 net/core/sock.c free_percpu(net->core.sock_inuse);