From: sjur.brandeland@stericsson.com Date: Fri, 3 Feb 2012 04:36:19 +0000 (+0000) Subject: caif: Kill debugfs vars for caif socket X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4a695823b580124c3ab750d8d528f7c6522628c3;p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git caif: Kill debugfs vars for caif socket Kill off the debug-fs exposed varaibles from caif_socket. Signed-off-by: Sjur Brændeland Signed-off-by: David S. Miller --- diff --git a/net/caif/caif_socket.c b/net/caif/caif_socket.c index a98628086452..0d1131864630 100644 --- a/net/caif/caif_socket.c +++ b/net/caif/caif_socket.c @@ -43,34 +43,9 @@ enum caif_states { #define TX_FLOW_ON_BIT 1 #define RX_FLOW_ON_BIT 2 -static struct dentry *debugfsdir; - -#ifdef CONFIG_DEBUG_FS -struct debug_fs_counter { - atomic_t caif_nr_socks; - atomic_t caif_sock_create; - atomic_t num_connect_req; - atomic_t num_connect_resp; - atomic_t num_connect_fail_resp; - atomic_t num_disconnect; - atomic_t num_remote_shutdown_ind; - atomic_t num_tx_flow_off_ind; - atomic_t num_tx_flow_on_ind; - atomic_t num_rx_flow_off; - atomic_t num_rx_flow_on; -}; -static struct debug_fs_counter cnt; -#define dbfs_atomic_inc(v) atomic_inc_return(v) -#define dbfs_atomic_dec(v) atomic_dec_return(v) -#else -#define dbfs_atomic_inc(v) 0 -#define dbfs_atomic_dec(v) 0 -#endif - struct caifsock { struct sock sk; /* must be first member */ struct cflayer layer; - char name[CAIF_LAYER_NAME_SZ]; /* Used for debugging */ u32 flow_state; struct caif_connect_request conn_req; struct mutex readlock; @@ -161,7 +136,6 @@ static int caif_queue_rcv_skb(struct sock *sk, struct sk_buff *skb) atomic_read(&cf_sk->sk.sk_rmem_alloc), sk_rcvbuf_lowwater(cf_sk)); set_rx_flow_off(cf_sk); - dbfs_atomic_inc(&cnt.num_rx_flow_off); caif_flow_ctrl(sk, CAIF_MODEMCMD_FLOW_OFF_REQ); } @@ -172,7 +146,6 @@ static int caif_queue_rcv_skb(struct sock *sk, struct sk_buff *skb) set_rx_flow_off(cf_sk); if (net_ratelimit()) pr_debug("sending flow OFF due to rmem_schedule\n"); - dbfs_atomic_inc(&cnt.num_rx_flow_off); caif_flow_ctrl(sk, CAIF_MODEMCMD_FLOW_OFF_REQ); } skb->dev = NULL; @@ -233,14 +206,12 @@ static void caif_ctrl_cb(struct cflayer *layr, switch (flow) { case CAIF_CTRLCMD_FLOW_ON_IND: /* OK from modem to start sending again */ - dbfs_atomic_inc(&cnt.num_tx_flow_on_ind); set_tx_flow_on(cf_sk); cf_sk->sk.sk_state_change(&cf_sk->sk); break; case CAIF_CTRLCMD_FLOW_OFF_IND: /* Modem asks us to shut up */ - dbfs_atomic_inc(&cnt.num_tx_flow_off_ind); set_tx_flow_off(cf_sk); cf_sk->sk.sk_state_change(&cf_sk->sk); break; @@ -249,7 +220,6 @@ static void caif_ctrl_cb(struct cflayer *layr, /* We're now connected */ caif_client_register_refcnt(&cf_sk->layer, cfsk_hold, cfsk_put); - dbfs_atomic_inc(&cnt.num_connect_resp); cf_sk->sk.sk_state = CAIF_CONNECTED; set_tx_flow_on(cf_sk); cf_sk->sk.sk_state_change(&cf_sk->sk); @@ -263,7 +233,6 @@ static void caif_ctrl_cb(struct cflayer *layr, case CAIF_CTRLCMD_INIT_FAIL_RSP: /* Connect request failed */ - dbfs_atomic_inc(&cnt.num_connect_fail_resp); cf_sk->sk.sk_err = ECONNREFUSED; cf_sk->sk.sk_state = CAIF_DISCONNECTED; cf_sk->sk.sk_shutdown = SHUTDOWN_MASK; @@ -277,7 +246,6 @@ static void caif_ctrl_cb(struct cflayer *layr, case CAIF_CTRLCMD_REMOTE_SHUTDOWN_IND: /* Modem has closed this connection, or device is down. */ - dbfs_atomic_inc(&cnt.num_remote_shutdown_ind); cf_sk->sk.sk_shutdown = SHUTDOWN_MASK; cf_sk->sk.sk_err = ECONNRESET; set_rx_flow_on(cf_sk); @@ -297,7 +265,6 @@ static void caif_check_flow_release(struct sock *sk) return; if (atomic_read(&sk->sk_rmem_alloc) <= sk_rcvbuf_lowwater(cf_sk)) { - dbfs_atomic_inc(&cnt.num_rx_flow_on); set_rx_flow_on(cf_sk); caif_flow_ctrl(sk, CAIF_MODEMCMD_FLOW_ON_REQ); } @@ -854,7 +821,6 @@ static int caif_connect(struct socket *sock, struct sockaddr *uaddr, /*ifindex = id of the interface.*/ cf_sk->conn_req.ifindex = cf_sk->sk.sk_bound_dev_if; - dbfs_atomic_inc(&cnt.num_connect_req); cf_sk->layer.receive = caif_sktrecv_cb; err = caif_connect_client(sock_net(sk), &cf_sk->conn_req, @@ -943,8 +909,6 @@ static int caif_release(struct socket *sock) spin_unlock_bh(&sk->sk_receive_queue.lock); sock->sk = NULL; - dbfs_atomic_inc(&cnt.num_disconnect); - WARN_ON(IS_ERR(cf_sk->debugfs_socket_dir)); if (cf_sk->debugfs_socket_dir != NULL) debugfs_remove_recursive(cf_sk->debugfs_socket_dir); @@ -1052,14 +1016,12 @@ static void caif_sock_destructor(struct sock *sk) return; } sk_stream_kill_queues(&cf_sk->sk); - dbfs_atomic_dec(&cnt.caif_nr_socks); caif_free_client(&cf_sk->layer); } static int caif_create(struct net *net, struct socket *sock, int protocol, int kern) { - int num; struct sock *sk = NULL; struct caifsock *cf_sk = NULL; static struct proto prot = {.name = "PF_CAIF", @@ -1120,34 +1082,6 @@ static int caif_create(struct net *net, struct socket *sock, int protocol, cf_sk->sk.sk_priority = CAIF_PRIO_NORMAL; cf_sk->conn_req.link_selector = CAIF_LINK_LOW_LATENCY; cf_sk->conn_req.protocol = protocol; - /* Increase the number of sockets created. */ - dbfs_atomic_inc(&cnt.caif_nr_socks); - num = dbfs_atomic_inc(&cnt.caif_sock_create); -#ifdef CONFIG_DEBUG_FS - if (!IS_ERR(debugfsdir)) { - - /* Fill in some information concerning the misc socket. */ - snprintf(cf_sk->name, sizeof(cf_sk->name), "cfsk%d", num); - - cf_sk->debugfs_socket_dir = - debugfs_create_dir(cf_sk->name, debugfsdir); - - debugfs_create_u32("sk_state", S_IRUSR | S_IWUSR, - cf_sk->debugfs_socket_dir, - (u32 *) &cf_sk->sk.sk_state); - debugfs_create_u32("flow_state", S_IRUSR | S_IWUSR, - cf_sk->debugfs_socket_dir, &cf_sk->flow_state); - debugfs_create_u32("sk_rmem_alloc", S_IRUSR | S_IWUSR, - cf_sk->debugfs_socket_dir, - (u32 *) &cf_sk->sk.sk_rmem_alloc); - debugfs_create_u32("sk_wmem_alloc", S_IRUSR | S_IWUSR, - cf_sk->debugfs_socket_dir, - (u32 *) &cf_sk->sk.sk_wmem_alloc); - debugfs_create_u32("identity", S_IRUSR | S_IWUSR, - cf_sk->debugfs_socket_dir, - (u32 *) &cf_sk->layer.id); - } -#endif release_sock(&cf_sk->sk); return 0; } @@ -1159,7 +1093,7 @@ static struct net_proto_family caif_family_ops = { .owner = THIS_MODULE, }; -static int af_caif_init(void) +static int __init caif_sktinit_module(void) { int err = sock_register(&caif_family_ops); if (!err) @@ -1167,54 +1101,9 @@ static int af_caif_init(void) return 0; } -static int __init caif_sktinit_module(void) -{ -#ifdef CONFIG_DEBUG_FS - debugfsdir = debugfs_create_dir("caif_sk", NULL); - if (!IS_ERR(debugfsdir)) { - debugfs_create_u32("num_sockets", S_IRUSR | S_IWUSR, - debugfsdir, - (u32 *) &cnt.caif_nr_socks); - debugfs_create_u32("num_create", S_IRUSR | S_IWUSR, - debugfsdir, - (u32 *) &cnt.caif_sock_create); - debugfs_create_u32("num_connect_req", S_IRUSR | S_IWUSR, - debugfsdir, - (u32 *) &cnt.num_connect_req); - debugfs_create_u32("num_connect_resp", S_IRUSR | S_IWUSR, - debugfsdir, - (u32 *) &cnt.num_connect_resp); - debugfs_create_u32("num_connect_fail_resp", S_IRUSR | S_IWUSR, - debugfsdir, - (u32 *) &cnt.num_connect_fail_resp); - debugfs_create_u32("num_disconnect", S_IRUSR | S_IWUSR, - debugfsdir, - (u32 *) &cnt.num_disconnect); - debugfs_create_u32("num_remote_shutdown_ind", - S_IRUSR | S_IWUSR, debugfsdir, - (u32 *) &cnt.num_remote_shutdown_ind); - debugfs_create_u32("num_tx_flow_off_ind", S_IRUSR | S_IWUSR, - debugfsdir, - (u32 *) &cnt.num_tx_flow_off_ind); - debugfs_create_u32("num_tx_flow_on_ind", S_IRUSR | S_IWUSR, - debugfsdir, - (u32 *) &cnt.num_tx_flow_on_ind); - debugfs_create_u32("num_rx_flow_off", S_IRUSR | S_IWUSR, - debugfsdir, - (u32 *) &cnt.num_rx_flow_off); - debugfs_create_u32("num_rx_flow_on", S_IRUSR | S_IWUSR, - debugfsdir, - (u32 *) &cnt.num_rx_flow_on); - } -#endif - return af_caif_init(); -} - static void __exit caif_sktexit_module(void) { sock_unregister(PF_CAIF); - if (debugfsdir != NULL) - debugfs_remove_recursive(debugfsdir); } module_init(caif_sktinit_module); module_exit(caif_sktexit_module);