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| author | David Howells <dhowells@redhat.com> | 2016-09-23 12:39:23 +0100 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2016-09-23 14:05:12 +0100 |
| commit | dfc3da4404ad1ec42a0a649a4ffa2b0f37e80352 (patch) | |
| tree | a2dadd235014eaa65bca49d85c89c2678bf2391f /net/rxrpc | |
| parent | 98dafac5697fbe1fb4bef9e3204baf9051641b00 (diff) | |
| download | op-kernel-dev-dfc3da4404ad1ec42a0a649a4ffa2b0f37e80352.zip op-kernel-dev-dfc3da4404ad1ec42a0a649a4ffa2b0f37e80352.tar.gz | |
rxrpc: Need to start the resend timer on initial transmission
When a DATA packet has its initial transmission, we may need to start or
adjust the resend timer. Without this we end up relying on being sent a
NACK to initiate the resend.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'net/rxrpc')
| -rw-r--r-- | net/rxrpc/ar-internal.h | 1 | ||||
| -rw-r--r-- | net/rxrpc/call_event.c | 2 | ||||
| -rw-r--r-- | net/rxrpc/sendmsg.c | 9 |
3 files changed, 11 insertions, 1 deletions
diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h index 808ab75..9e3ba4d 100644 --- a/net/rxrpc/ar-internal.h +++ b/net/rxrpc/ar-internal.h @@ -704,6 +704,7 @@ int rxrpc_reject_call(struct rxrpc_sock *); /* * call_event.c */ +void rxrpc_set_timer(struct rxrpc_call *); void rxrpc_propose_ACK(struct rxrpc_call *, u8, u16, u32, bool, bool); void rxrpc_process_call(struct work_struct *); diff --git a/net/rxrpc/call_event.c b/net/rxrpc/call_event.c index a2909da..3a7f90a 100644 --- a/net/rxrpc/call_event.c +++ b/net/rxrpc/call_event.c @@ -24,7 +24,7 @@ /* * Set the timer */ -static void rxrpc_set_timer(struct rxrpc_call *call) +void rxrpc_set_timer(struct rxrpc_call *call) { unsigned long t, now = jiffies; diff --git a/net/rxrpc/sendmsg.c b/net/rxrpc/sendmsg.c index ca3811b..7cb34b2 100644 --- a/net/rxrpc/sendmsg.c +++ b/net/rxrpc/sendmsg.c @@ -146,6 +146,15 @@ static void rxrpc_queue_packet(struct rxrpc_call *call, struct sk_buff *skb, if (ret < 0) { _debug("need instant resend %d", ret); rxrpc_instant_resend(call, ix); + } else { + unsigned long resend_at; + + resend_at = jiffies + msecs_to_jiffies(rxrpc_resend_timeout); + + if (time_before(resend_at, call->resend_at)) { + call->resend_at = resend_at; + rxrpc_set_timer(call); + } } rxrpc_free_skb(skb, rxrpc_skb_tx_freed); |
