rxrpc: Obtain RTT data by requesting ACKs on DATA packets

[mirror_ubuntu-zesty-kernel.git] / net / rxrpc / sysctl.c

diff --git a/net/rxrpc/sysctl.c b/net/rxrpc/sysctl.c
index 03ad08774d4e81a9d44a2c8fb2b7dd3aa0739d8d..13d1df03ebac3a8ceba6da5b1b19cc3c349200f0 100644 (file)
--- a/net/rxrpc/sysctl.c
+++ b/net/rxrpc/sysctl.c
@@ -20,7 +20,7 @@ static const unsigned int one = 1;
 static const unsigned int four = 4;
 static const unsigned int thirtytwo = 32;
 static const unsigned int n_65535 = 65535;
-static const unsigned int n_max_acks = RXRPC_MAXACKS;
+static const unsigned int n_max_acks = RXRPC_RXTX_BUFF_SIZE - 1;
 
 /*
  * RxRPC operating parameters.
@@ -59,6 +59,22 @@ static struct ctl_table rxrpc_sysctl_table[] = {
                .data           = &rxrpc_resend_timeout,
                .maxlen         = sizeof(unsigned int),
                .mode           = 0644,
+               .proc_handler   = proc_dointvec,
+               .extra1         = (void *)&one,
+       },
+       {
+               .procname       = "idle_conn_expiry",
+               .data           = &rxrpc_conn_idle_client_expiry,
+               .maxlen         = sizeof(unsigned int),
+               .mode           = 0644,
+               .proc_handler   = proc_dointvec_ms_jiffies,
+               .extra1         = (void *)&one,
+       },
+       {
+               .procname       = "idle_conn_fast_expiry",
+               .data           = &rxrpc_conn_idle_client_fast_expiry,
+               .maxlen         = sizeof(unsigned int),
+               .mode           = 0644,
                .proc_handler   = proc_dointvec_ms_jiffies,
                .extra1         = (void *)&one,
        },
@@ -72,26 +88,25 @@ static struct ctl_table rxrpc_sysctl_table[] = {
                .proc_handler   = proc_dointvec_jiffies,
                .extra1         = (void *)&one,
        },
+
+       /* Non-time values */
        {
-               .procname       = "dead_call_expiry",
-               .data           = &rxrpc_dead_call_expiry,
+               .procname       = "max_client_conns",
+               .data           = &rxrpc_max_client_connections,
                .maxlen         = sizeof(unsigned int),
                .mode           = 0644,
-               .proc_handler   = proc_dointvec_jiffies,
-               .extra1         = (void *)&one,
+               .proc_handler   = proc_dointvec_minmax,
+               .extra1         = (void *)&rxrpc_reap_client_connections,
        },
-
-       /* Values measured in seconds */
        {
-               .procname       = "connection_expiry",
-               .data           = &rxrpc_connection_expiry,
+               .procname       = "reap_client_conns",
+               .data           = &rxrpc_reap_client_connections,
                .maxlen         = sizeof(unsigned int),
                .mode           = 0644,
                .proc_handler   = proc_dointvec_minmax,
                .extra1         = (void *)&one,
+               .extra2         = (void *)&rxrpc_max_client_connections,
        },
-
-       /* Non-time values */
        {
                .procname       = "max_backlog",
                .data           = &rxrpc_max_backlog,