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Message-ID: <166919801434.1256245.13824556442527784148.stgit@warthog.procyon.org.uk>
Date: Wed, 23 Nov 2022 10:06:54 +0000
From: David Howells <dhowells@...hat.com>
To: netdev@...r.kernel.org
Cc: Marc Dionne <marc.dionne@...istor.com>,
linux-afs@...ts.infradead.org, dhowells@...hat.com,
linux-afs@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH net-next 04/13] rxrpc: Remove the [k_]proto() debugging macros
Remove the kproto() and _proto() debugging macros in preference to using
tracepoints for this.
Signed-off-by: David Howells <dhowells@...hat.com>
cc: Marc Dionne <marc.dionne@...istor.com>
cc: linux-afs@...ts.infradead.org
---
include/trace/events/rxrpc.h | 60 ++++++++++++++++++++++++++++++++++++++++++
net/rxrpc/ar-internal.h | 10 -------
net/rxrpc/conn_event.c | 4 ---
net/rxrpc/input.c | 17 ------------
net/rxrpc/local_event.c | 3 --
net/rxrpc/output.c | 2 -
net/rxrpc/peer_event.c | 4 ---
net/rxrpc/rxkad.c | 9 ++----
8 files changed, 63 insertions(+), 46 deletions(-)
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h
index b9886d1df825..2b77f9a75bf7 100644
--- a/include/trace/events/rxrpc.h
+++ b/include/trace/events/rxrpc.h
@@ -733,6 +733,66 @@ TRACE_EVENT(rxrpc_rx_abort,
__entry->abort_code)
);
+TRACE_EVENT(rxrpc_rx_challenge,
+ TP_PROTO(struct rxrpc_connection *conn, rxrpc_serial_t serial,
+ u32 version, u32 nonce, u32 min_level),
+
+ TP_ARGS(conn, serial, version, nonce, min_level),
+
+ TP_STRUCT__entry(
+ __field(unsigned int, conn )
+ __field(rxrpc_serial_t, serial )
+ __field(u32, version )
+ __field(u32, nonce )
+ __field(u32, min_level )
+ ),
+
+ TP_fast_assign(
+ __entry->conn = conn->debug_id;
+ __entry->serial = serial;
+ __entry->version = version;
+ __entry->nonce = nonce;
+ __entry->min_level = min_level;
+ ),
+
+ TP_printk("C=%08x CHALLENGE %08x v=%x n=%x ml=%x",
+ __entry->conn,
+ __entry->serial,
+ __entry->version,
+ __entry->nonce,
+ __entry->min_level)
+ );
+
+TRACE_EVENT(rxrpc_rx_response,
+ TP_PROTO(struct rxrpc_connection *conn, rxrpc_serial_t serial,
+ u32 version, u32 kvno, u32 ticket_len),
+
+ TP_ARGS(conn, serial, version, kvno, ticket_len),
+
+ TP_STRUCT__entry(
+ __field(unsigned int, conn )
+ __field(rxrpc_serial_t, serial )
+ __field(u32, version )
+ __field(u32, kvno )
+ __field(u32, ticket_len )
+ ),
+
+ TP_fast_assign(
+ __entry->conn = conn->debug_id;
+ __entry->serial = serial;
+ __entry->version = version;
+ __entry->kvno = kvno;
+ __entry->ticket_len = ticket_len;
+ ),
+
+ TP_printk("C=%08x RESPONSE %08x v=%x kvno=%x tl=%x",
+ __entry->conn,
+ __entry->serial,
+ __entry->version,
+ __entry->kvno,
+ __entry->ticket_len)
+ );
+
TRACE_EVENT(rxrpc_rx_rwind_change,
TP_PROTO(struct rxrpc_call *call, rxrpc_serial_t serial,
u32 rwind, bool wake),
diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h
index f5c538ce3e23..a3a29390e12b 100644
--- a/net/rxrpc/ar-internal.h
+++ b/net/rxrpc/ar-internal.h
@@ -1190,7 +1190,6 @@ extern unsigned int rxrpc_debug;
#define kenter(FMT,...) dbgprintk("==> %s("FMT")",__func__ ,##__VA_ARGS__)
#define kleave(FMT,...) dbgprintk("<== %s()"FMT"",__func__ ,##__VA_ARGS__)
#define kdebug(FMT,...) dbgprintk(" "FMT ,##__VA_ARGS__)
-#define kproto(FMT,...) dbgprintk("### "FMT ,##__VA_ARGS__)
#define knet(FMT,...) dbgprintk("@@@ "FMT ,##__VA_ARGS__)
@@ -1198,14 +1197,12 @@ extern unsigned int rxrpc_debug;
#define _enter(FMT,...) kenter(FMT,##__VA_ARGS__)
#define _leave(FMT,...) kleave(FMT,##__VA_ARGS__)
#define _debug(FMT,...) kdebug(FMT,##__VA_ARGS__)
-#define _proto(FMT,...) kproto(FMT,##__VA_ARGS__)
#define _net(FMT,...) knet(FMT,##__VA_ARGS__)
#elif defined(CONFIG_AF_RXRPC_DEBUG)
#define RXRPC_DEBUG_KENTER 0x01
#define RXRPC_DEBUG_KLEAVE 0x02
#define RXRPC_DEBUG_KDEBUG 0x04
-#define RXRPC_DEBUG_KPROTO 0x08
#define RXRPC_DEBUG_KNET 0x10
#define _enter(FMT,...) \
@@ -1226,12 +1223,6 @@ do { \
kdebug(FMT,##__VA_ARGS__); \
} while (0)
-#define _proto(FMT,...) \
-do { \
- if (unlikely(rxrpc_debug & RXRPC_DEBUG_KPROTO)) \
- kproto(FMT,##__VA_ARGS__); \
-} while (0)
-
#define _net(FMT,...) \
do { \
if (unlikely(rxrpc_debug & RXRPC_DEBUG_KNET)) \
@@ -1242,7 +1233,6 @@ do { \
#define _enter(FMT,...) no_printk("==> %s("FMT")",__func__ ,##__VA_ARGS__)
#define _leave(FMT,...) no_printk("<== %s()"FMT"",__func__ ,##__VA_ARGS__)
#define _debug(FMT,...) no_printk(" "FMT ,##__VA_ARGS__)
-#define _proto(FMT,...) no_printk("### "FMT ,##__VA_ARGS__)
#define _net(FMT,...) no_printk("@@@ "FMT ,##__VA_ARGS__)
#endif
diff --git a/net/rxrpc/conn_event.c b/net/rxrpc/conn_event.c
index aab069701398..d5549cbfc71b 100644
--- a/net/rxrpc/conn_event.c
+++ b/net/rxrpc/conn_event.c
@@ -122,14 +122,12 @@ static void rxrpc_conn_retransmit_call(struct rxrpc_connection *conn,
switch (chan->last_type) {
case RXRPC_PACKET_TYPE_ABORT:
- _proto("Tx ABORT %%%u { %d } [re]", serial, conn->abort_code);
break;
case RXRPC_PACKET_TYPE_ACK:
trace_rxrpc_tx_ack(chan->call_debug_id, serial,
ntohl(pkt.ack.firstPacket),
ntohl(pkt.ack.serial),
pkt.ack.reason, 0);
- _proto("Tx ACK %%%u [re]", serial);
break;
}
@@ -242,7 +240,6 @@ static int rxrpc_abort_connection(struct rxrpc_connection *conn,
serial = atomic_inc_return(&conn->serial);
rxrpc_abort_calls(conn, RXRPC_CALL_LOCALLY_ABORTED, serial);
whdr.serial = htonl(serial);
- _proto("Tx CONN ABORT %%%u { %d }", serial, conn->abort_code);
ret = kernel_sendmsg(conn->params.local->socket, &msg, iov, 2, len);
if (ret < 0) {
@@ -315,7 +312,6 @@ static int rxrpc_process_event(struct rxrpc_connection *conn,
return -EPROTO;
}
abort_code = ntohl(wtmp);
- _proto("Rx ABORT %%%u { ac=%d }", sp->hdr.serial, abort_code);
conn->error = -ECONNABORTED;
conn->abort_code = abort_code;
diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c
index bdf70b81addc..646ee61af40e 100644
--- a/net/rxrpc/input.c
+++ b/net/rxrpc/input.c
@@ -551,9 +551,6 @@ static void rxrpc_input_data(struct rxrpc_call *call, struct sk_buff *skb)
atomic64_read(&call->ackr_window), call->rx_highest_seq,
skb->len, seq0);
- _proto("Rx DATA %%%u { #%u f=%02x }",
- sp->hdr.serial, seq0, sp->hdr.flags);
-
state = READ_ONCE(call->state);
if (state >= RXRPC_CALL_COMPLETE) {
rxrpc_free_skb(skb, rxrpc_skb_freed);
@@ -708,11 +705,6 @@ static void rxrpc_input_ackinfo(struct rxrpc_call *call, struct sk_buff *skb,
bool wake = false;
u32 rwind = ntohl(ackinfo->rwind);
- _proto("Rx ACK %%%u Info { rx=%u max=%u rwin=%u jm=%u }",
- sp->hdr.serial,
- ntohl(ackinfo->rxMTU), ntohl(ackinfo->maxMTU),
- rwind, ntohl(ackinfo->jumbo_max));
-
if (rwind > RXRPC_TX_MAX_WINDOW)
rwind = RXRPC_TX_MAX_WINDOW;
if (call->tx_winsize != rwind) {
@@ -855,7 +847,6 @@ static void rxrpc_input_ack(struct rxrpc_call *call, struct sk_buff *skb)
}
if (ack.reason == RXRPC_ACK_PING) {
- _proto("Rx ACK %%%u PING Request", ack_serial);
rxrpc_send_ACK(call, RXRPC_ACK_PING_RESPONSE, ack_serial,
rxrpc_propose_ack_respond_to_ping);
} else if (sp->hdr.flags & RXRPC_REQUEST_ACK) {
@@ -1014,9 +1005,6 @@ static void rxrpc_input_ack(struct rxrpc_call *call, struct sk_buff *skb)
static void rxrpc_input_ackall(struct rxrpc_call *call, struct sk_buff *skb)
{
struct rxrpc_ack_summary summary = { 0 };
- struct rxrpc_skb_priv *sp = rxrpc_skb(skb);
-
- _proto("Rx ACKALL %%%u", sp->hdr.serial);
spin_lock(&call->input_lock);
@@ -1044,8 +1032,6 @@ static void rxrpc_input_abort(struct rxrpc_call *call, struct sk_buff *skb)
trace_rxrpc_rx_abort(call, sp->hdr.serial, abort_code);
- _proto("Rx ABORT %%%u { %x }", sp->hdr.serial, abort_code);
-
rxrpc_set_call_completion(call, RXRPC_CALL_REMOTELY_ABORTED,
abort_code, -ECONNABORTED);
}
@@ -1081,8 +1067,6 @@ static void rxrpc_input_call_packet(struct rxrpc_call *call,
goto no_free;
case RXRPC_PACKET_TYPE_BUSY:
- _proto("Rx BUSY %%%u", sp->hdr.serial);
-
/* Just ignore BUSY packets from the server; the retry and
* lifespan timers will take care of business. BUSY packets
* from the client don't make sense.
@@ -1325,7 +1309,6 @@ int rxrpc_input_packet(struct sock *udp_sk, struct sk_buff *skb)
goto discard;
default:
- _proto("Rx Bad Packet Type %u", sp->hdr.type);
goto bad_message;
}
diff --git a/net/rxrpc/local_event.c b/net/rxrpc/local_event.c
index 19e929c7c38b..f23a3fbabbda 100644
--- a/net/rxrpc/local_event.c
+++ b/net/rxrpc/local_event.c
@@ -63,8 +63,6 @@ static void rxrpc_send_version_request(struct rxrpc_local *local,
len = iov[0].iov_len + iov[1].iov_len;
- _proto("Tx VERSION (reply)");
-
ret = kernel_sendmsg(local->socket, &msg, iov, 2, len);
if (ret < 0)
trace_rxrpc_tx_fail(local->debug_id, 0, ret,
@@ -98,7 +96,6 @@ void rxrpc_process_local_events(struct rxrpc_local *local)
if (skb_copy_bits(skb, sizeof(struct rxrpc_wire_header),
&v, 1) < 0)
return;
- _proto("Rx VERSION { %02x }", v);
if (v == 0)
rxrpc_send_version_request(local, &sp->hdr, skb);
break;
diff --git a/net/rxrpc/output.c b/net/rxrpc/output.c
index c5eed0e83e47..635acf3dbd77 100644
--- a/net/rxrpc/output.c
+++ b/net/rxrpc/output.c
@@ -701,8 +701,6 @@ void rxrpc_send_keepalive(struct rxrpc_peer *peer)
len = iov[0].iov_len + iov[1].iov_len;
- _proto("Tx VERSION (keepalive)");
-
iov_iter_kvec(&msg.msg_iter, WRITE, iov, 2, len);
ret = do_udp_sendmsg(peer->local->socket, &msg, len);
if (ret < 0)
diff --git a/net/rxrpc/peer_event.c b/net/rxrpc/peer_event.c
index cda3890657a9..be781c156e89 100644
--- a/net/rxrpc/peer_event.c
+++ b/net/rxrpc/peer_event.c
@@ -253,15 +253,12 @@ static void rxrpc_store_error(struct rxrpc_peer *peer,
break;
default:
- _proto("Rx Received ICMP error { type=%u code=%u }",
- ee->ee_type, ee->ee_code);
break;
}
break;
case SO_EE_ORIGIN_NONE:
case SO_EE_ORIGIN_LOCAL:
- _proto("Rx Received local error { error=%d }", err);
compl = RXRPC_CALL_LOCAL_ERROR;
break;
@@ -270,7 +267,6 @@ static void rxrpc_store_error(struct rxrpc_peer *peer,
err = EHOSTUNREACH;
fallthrough;
default:
- _proto("Rx Received error report { orig=%u }", ee->ee_origin);
break;
}
diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c
index 110a5550c0a6..36cf40442a7e 100644
--- a/net/rxrpc/rxkad.c
+++ b/net/rxrpc/rxkad.c
@@ -704,7 +704,6 @@ static int rxkad_issue_challenge(struct rxrpc_connection *conn)
serial = atomic_inc_return(&conn->serial);
whdr.serial = htonl(serial);
- _proto("Tx CHALLENGE %%%u", serial);
ret = kernel_sendmsg(conn->params.local->socket, &msg, iov, 2, len);
if (ret < 0) {
@@ -762,7 +761,6 @@ static int rxkad_send_response(struct rxrpc_connection *conn,
serial = atomic_inc_return(&conn->serial);
whdr.serial = htonl(serial);
- _proto("Tx RESPONSE %%%u", serial);
ret = kernel_sendmsg(conn->params.local->socket, &msg, iov, 3, len);
if (ret < 0) {
@@ -856,8 +854,7 @@ static int rxkad_respond_to_challenge(struct rxrpc_connection *conn,
nonce = ntohl(challenge.nonce);
min_level = ntohl(challenge.min_level);
- _proto("Rx CHALLENGE %%%u { v=%u n=%u ml=%u }",
- sp->hdr.serial, version, nonce, min_level);
+ trace_rxrpc_rx_challenge(conn, sp->hdr.serial, version, nonce, min_level);
eproto = tracepoint_string("chall_ver");
abort_code = RXKADINCONSISTENCY;
@@ -1139,8 +1136,8 @@ static int rxkad_verify_response(struct rxrpc_connection *conn,
version = ntohl(response->version);
ticket_len = ntohl(response->ticket_len);
kvno = ntohl(response->kvno);
- _proto("Rx RESPONSE %%%u { v=%u kv=%u tl=%u }",
- sp->hdr.serial, version, kvno, ticket_len);
+
+ trace_rxrpc_rx_response(conn, sp->hdr.serial, version, kvno, ticket_len);
eproto = tracepoint_string("rxkad_rsp_ver");
abort_code = RXKADINCONSISTENCY;
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