diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/rxrpc/af_rxrpc.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c index ae8c5d7f3bf1..213935fbbbf7 100644 --- a/net/rxrpc/af_rxrpc.c +++ b/net/rxrpc/af_rxrpc.c @@ -443,6 +443,31 @@ void rxrpc_kernel_new_call_notification( } EXPORT_SYMBOL(rxrpc_kernel_new_call_notification); +/** + * rxrpc_kernel_set_max_life - Set maximum lifespan on a call + * @sock: The socket the call is on + * @call: The call to configure + * @hard_timeout: The maximum lifespan of the call in jiffies + * + * Set the maximum lifespan of a call. The call will end with ETIME or + * ETIMEDOUT if it takes longer than this. + */ +void rxrpc_kernel_set_max_life(struct socket *sock, struct rxrpc_call *call, + unsigned long hard_timeout) +{ + unsigned long now; + + mutex_lock(&call->user_mutex); + + now = jiffies; + hard_timeout += now; + WRITE_ONCE(call->expect_term_by, hard_timeout); + rxrpc_reduce_call_timer(call, hard_timeout, now, rxrpc_timer_set_for_hard); + + mutex_unlock(&call->user_mutex); +} +EXPORT_SYMBOL(rxrpc_kernel_set_max_life); + /* * connect an RxRPC socket * - this just targets it at a specific destination; no actual connection |