diff options
| author | David Howells <dhowells@redhat.com> | 2022-04-01 00:55:08 +0200 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2022-12-01 14:36:41 +0100 |
| commit | cf37b5987508878647161ec3cdba0bb00a1b607a (patch) | |
| tree | d39fbe2796d73724a18b9ad8173b6236cc3a9b8b /include/trace/events/rxrpc.h | |
| parent | rxrpc: Copy client call parameters into rxrpc_call earlier (diff) | |
| download | linux-cf37b5987508878647161ec3cdba0bb00a1b607a.tar.xz linux-cf37b5987508878647161ec3cdba0bb00a1b607a.zip | |
rxrpc: Move DATA transmission into call processor work item
Move DATA transmission into the call processor work item. In a future
patch, this will be called from the I/O thread rather than being itsown
work item.
This will allow DATA transmission to be driven directly by incoming ACKs,
pokes and timers as those are processed.
The Tx queue is also split: The queue of packets prepared by sendmsg is now
places in call->tx_sendmsg and the packet dispatcher decants the packets
into call->tx_buffer as space becomes available in the transmission
window. This allows sendmsg to run ahead of the available space to try and
prevent an underflow in transmission.
Signed-off-by: David Howells <dhowells@redhat.com>
cc: Marc Dionne <marc.dionne@auristor.com>
cc: linux-afs@lists.infradead.org
Diffstat (limited to 'include/trace/events/rxrpc.h')
| -rw-r--r-- | include/trace/events/rxrpc.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h index 8bd48358f757..c3043fbea0e6 100644 --- a/include/trace/events/rxrpc.h +++ b/include/trace/events/rxrpc.h @@ -183,6 +183,7 @@ EM(rxrpc_call_queue_requeue, "QUE requeue ") \ EM(rxrpc_call_queue_resend, "QUE resend ") \ EM(rxrpc_call_queue_timer, "QUE timer ") \ + EM(rxrpc_call_queue_tx_data, "QUE tx-data ") \ EM(rxrpc_call_see_accept, "SEE accept ") \ EM(rxrpc_call_see_activate_client, "SEE act-clnt") \ EM(rxrpc_call_see_connect_failed, "SEE con-fail") \ @@ -738,6 +739,7 @@ TRACE_EVENT(rxrpc_txqueue, __field(rxrpc_seq_t, acks_hard_ack ) __field(rxrpc_seq_t, tx_bottom ) __field(rxrpc_seq_t, tx_top ) + __field(rxrpc_seq_t, tx_prepared ) __field(int, tx_winsize ) ), @@ -747,16 +749,18 @@ TRACE_EVENT(rxrpc_txqueue, __entry->acks_hard_ack = call->acks_hard_ack; __entry->tx_bottom = call->tx_bottom; __entry->tx_top = call->tx_top; + __entry->tx_prepared = call->tx_prepared; __entry->tx_winsize = call->tx_winsize; ), - TP_printk("c=%08x %s f=%08x h=%08x n=%u/%u/%u", + TP_printk("c=%08x %s f=%08x h=%08x n=%u/%u/%u/%u", __entry->call, __print_symbolic(__entry->why, rxrpc_txqueue_traces), __entry->tx_bottom, __entry->acks_hard_ack, __entry->tx_top - __entry->tx_bottom, __entry->tx_top - __entry->acks_hard_ack, + __entry->tx_prepared - __entry->tx_bottom, __entry->tx_winsize) ); |