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| author | David Howells <dhowells@redhat.com> | 2014-02-07 19:58:44 +0100 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2014-02-26 18:25:06 +0100 |
| commit | 5873c0834f8896aa9da338b941035a2f8b29e99b (patch) | |
| tree | 4faf1ab1a7f95be86c5d9d775b82b6d01012c9a5 /net/rxrpc/ar-connection.c | |
| parent | af_rxrpc: Fix UDP MTU calculation from ICMP_FRAG_NEEDED (diff) | |
| download | linux-5873c0834f8896aa9da338b941035a2f8b29e99b.tar.xz linux-5873c0834f8896aa9da338b941035a2f8b29e99b.zip | |
af_rxrpc: Add sysctls for configuring RxRPC parameters
Add sysctls for configuring RxRPC protocol handling, specifically controls on
delays before ack generation, the delay before resending a packet, the maximum
lifetime of a call and the expiration times of calls, connections and
transports that haven't been recently used.
More info added in Documentation/networking/rxrpc.txt.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'net/rxrpc/ar-connection.c')
| -rw-r--r-- | net/rxrpc/ar-connection.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/net/rxrpc/ar-connection.c b/net/rxrpc/ar-connection.c index 7bf5b5b9e8b9..6631f4f1e39b 100644 --- a/net/rxrpc/ar-connection.c +++ b/net/rxrpc/ar-connection.c @@ -18,11 +18,15 @@ #include <net/af_rxrpc.h> #include "ar-internal.h" +/* + * Time till a connection expires after last use (in seconds). + */ +unsigned rxrpc_connection_expiry = 10 * 60; + static void rxrpc_connection_reaper(struct work_struct *work); LIST_HEAD(rxrpc_connections); DEFINE_RWLOCK(rxrpc_connection_lock); -static unsigned long rxrpc_connection_timeout = 10 * 60; static DECLARE_DELAYED_WORK(rxrpc_connection_reap, rxrpc_connection_reaper); /* @@ -862,7 +866,7 @@ static void rxrpc_connection_reaper(struct work_struct *work) spin_lock(&conn->trans->client_lock); write_lock(&conn->trans->conn_lock); - reap_time = conn->put_time + rxrpc_connection_timeout; + reap_time = conn->put_time + rxrpc_connection_expiry; if (atomic_read(&conn->usage) > 0) { ; @@ -916,7 +920,7 @@ void __exit rxrpc_destroy_all_connections(void) { _enter(""); - rxrpc_connection_timeout = 0; + rxrpc_connection_expiry = 0; cancel_delayed_work(&rxrpc_connection_reap); rxrpc_queue_delayed_work(&rxrpc_connection_reap, 0); |