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| author | David Howells <dhowells@redhat.com> | 2014-02-07 18:58:44 +0000 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2014-02-26 17:25:06 +0000 |
| commit | 5873c0834f8896aa9da338b941035a2f8b29e99b (patch) | |
| tree | 4faf1ab1a7f95be86c5d9d775b82b6d01012c9a5 /net/rxrpc/ar-transport.c | |
| parent | 6c9a2d3202973a0266beabc5274c3e67dad5db96 (diff) | |
| download | linux-5873c0834f8896aa9da338b941035a2f8b29e99b.tar.gz linux-5873c0834f8896aa9da338b941035a2f8b29e99b.tar.bz2 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-transport.c')
| -rw-r--r-- | net/rxrpc/ar-transport.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/net/rxrpc/ar-transport.c b/net/rxrpc/ar-transport.c index 92df566930b9..1976dec84f29 100644 --- a/net/rxrpc/ar-transport.c +++ b/net/rxrpc/ar-transport.c @@ -17,11 +17,15 @@ #include <net/af_rxrpc.h> #include "ar-internal.h" +/* + * Time after last use at which transport record is cleaned up. + */ +unsigned rxrpc_transport_expiry = 3600 * 24; + static void rxrpc_transport_reaper(struct work_struct *work); static LIST_HEAD(rxrpc_transports); static DEFINE_RWLOCK(rxrpc_transport_lock); -static unsigned long rxrpc_transport_timeout = 3600 * 24; static DECLARE_DELAYED_WORK(rxrpc_transport_reap, rxrpc_transport_reaper); /* @@ -235,7 +239,7 @@ static void rxrpc_transport_reaper(struct work_struct *work) if (likely(atomic_read(&trans->usage) > 0)) continue; - reap_time = trans->put_time + rxrpc_transport_timeout; + reap_time = trans->put_time + rxrpc_transport_expiry; if (reap_time <= now) list_move_tail(&trans->link, &graveyard); else if (reap_time < earliest) @@ -271,7 +275,7 @@ void __exit rxrpc_destroy_all_transports(void) { _enter(""); - rxrpc_transport_timeout = 0; + rxrpc_transport_expiry = 0; cancel_delayed_work(&rxrpc_transport_reap); rxrpc_queue_delayed_work(&rxrpc_transport_reap, 0); |