[net-next,05/13] rxrpc: Remove the [_k]net() debugging macros

Message ID	166919802092.1256245.5149846990778666626.stgit@warthog.procyon.org.uk (mailing list archive)
State	Not Applicable
Delegated to:	Netdev Maintainers
Headers	show Return-Path: <netdev-owner@kernel.org> Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 Subject: [PATCH net-next 05/13] rxrpc: Remove the [_k]net() debugging macros From: David Howells <dhowells@redhat.com> To: netdev@vger.kernel.org Cc: Marc Dionne <marc.dionne@auristor.com>, linux-afs@lists.infradead.org, dhowells@redhat.com, linux-afs@lists.infradead.org, linux-kernel@vger.kernel.org Date: Wed, 23 Nov 2022 10:07:00 +0000 Message-ID: <166919802092.1256245.5149846990778666626.stgit@warthog.procyon.org.uk> In-Reply-To: <166919798040.1256245.11495568684139066955.stgit@warthog.procyon.org.uk> References: <166919798040.1256245.11495568684139066955.stgit@warthog.procyon.org.uk> User-Agent: StGit/1.5 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Precedence: bulk
Series	rxrpc: Increasing SACK size and moving away from softirq, part 2 \| expand [net-next,00/13] rxrpc: Increasing SACK size and moving away from softirq, part 2 [net-next,01/13] rxrpc: Implement an in-kernel rxperf server for testing purposes [net-next,02/13] rxrpc: Remove decl for rxrpc_kernel_call_is_complete() [net-next,03/13] rxrpc: Remove handling of duplicate packets in recvmsg_queue [net-next,04/13] rxrpc: Remove the [k_]proto() debugging macros [net-next,05/13] rxrpc: Remove the [_k]net() debugging macros [net-next,06/13] rxrpc: Drop rxrpc_conn_parameters from rxrpc_connection and rxrpc_bundle [net-next,07/13] rxrpc: Extract the code from a received ABORT packet much earlier [net-next,08/13] rxrpc: trace: Don't use __builtin_return_address for rxrpc_local tracing [net-next,09/13] rxrpc: trace: Don't use __builtin_return_address for rxrpc_peer tracing [net-next,10/13] rxrpc: trace: Don't use __builtin_return_address for rxrpc_conn tracing [net-next,11/13] rxrpc: trace: Don't use __builtin_return_address for rxrpc_call tracing [net-next,12/13] rxrpc: Trace rxrpc_bundle refcount [net-next,13/13] rxrpc: trace: Don't use __builtin_return_address for sk_buff tracing

Context	Check	Description
netdev/tree_selection	success	Clearly marked for net-next, async
netdev/apply	fail	Patch does not apply to net-next

diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h index a3a29390e12b..36ece1efb1d4 100644 --- a/net/rxrpc/ar-internal.h +++ b/net/rxrpc/ar-internal.h @@ -1190,20 +1190,17 @@ 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 knet(FMT,...) dbgprintk("@@@ "FMT ,##__VA_ARGS__) #if defined(__KDEBUG) #define _enter(FMT,...) kenter(FMT,##__VA_ARGS__) #define _leave(FMT,...) kleave(FMT,##__VA_ARGS__) #define _debug(FMT,...) kdebug(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_KNET 0x10 #define _enter(FMT,...) \ do { \ @@ -1223,17 +1220,10 @@ do { \ kdebug(FMT,##__VA_ARGS__); \ } while (0) -#define _net(FMT,...) \ -do { \ - if (unlikely(rxrpc_debug & RXRPC_DEBUG_KNET)) \ - knet(FMT,##__VA_ARGS__); \ -} while (0) - #else #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 _net(FMT,...) no_printk("@@@ "FMT ,##__VA_ARGS__) #endif /* diff --git a/net/rxrpc/call_object.c b/net/rxrpc/call_object.c index 1befe22cd301..e36a317b2e9a 100644 --- a/net/rxrpc/call_object.c +++ b/net/rxrpc/call_object.c @@ -349,8 +349,6 @@ struct rxrpc_call *rxrpc_new_client_call(struct rxrpc_sock *rx, rxrpc_start_call_timer(call); - _net("CALL new %d on CONN %d", call->debug_id, call->conn->debug_id); - _leave(" = %p [new]", call); return call; @@ -423,8 +421,6 @@ void rxrpc_incoming_call(struct rxrpc_sock *rx, hlist_add_head_rcu(&call->error_link, &conn->params.peer->error_targets); spin_unlock(&conn->params.peer->lock); - _net("CALL incoming %d on CONN %d", call->debug_id, call->conn->debug_id); - rxrpc_start_call_timer(call); _leave(""); } @@ -669,8 +665,6 @@ void rxrpc_cleanup_call(struct rxrpc_call *call) { struct rxrpc_txbuf *txb; - _net("DESTROY CALL %d", call->debug_id); - memset(&call->sock_node, 0xcd, sizeof(call->sock_node)); ASSERTCMP(call->state, ==, RXRPC_CALL_COMPLETE); diff --git a/net/rxrpc/conn_client.c b/net/rxrpc/conn_client.c index f11c97e28d2a..2b76fbffd4dd 100644 --- a/net/rxrpc/conn_client.c +++ b/net/rxrpc/conn_client.c @@ -541,8 +541,6 @@ static void rxrpc_activate_one_channel(struct rxrpc_connection *conn, call->service_id = conn->service_id; trace_rxrpc_connect_call(call); - _net("CONNECT call %08x:%08x as call %d on conn %d", - call->cid, call->call_id, call->debug_id, conn->debug_id); write_lock_bh(&call->state_lock); call->state = RXRPC_CALL_CLIENT_SEND_REQUEST; diff --git a/net/rxrpc/conn_object.c b/net/rxrpc/conn_object.c index 156bd26daf74..d5d15389406f 100644 --- a/net/rxrpc/conn_object.c +++ b/net/rxrpc/conn_object.c @@ -356,8 +356,6 @@ static void rxrpc_destroy_connection(struct rcu_head *rcu) ASSERTCMP(refcount_read(&conn->ref), ==, 0); - _net("DESTROY CONN %d", conn->debug_id); - del_timer_sync(&conn->timer); rxrpc_purge_queue(&conn->rx_queue); diff --git a/net/rxrpc/conn_service.c b/net/rxrpc/conn_service.c index 6e6aa02c6f9e..75f903099eb0 100644 --- a/net/rxrpc/conn_service.c +++ b/net/rxrpc/conn_service.c @@ -184,8 +184,6 @@ void rxrpc_new_incoming_connection(struct rxrpc_sock *rx, /* Make the connection a target for incoming packets. */ rxrpc_publish_service_conn(conn->params.peer, conn); - - _net("CONNECTION new %d {%x}", conn->debug_id, conn->proto.cid); } /* diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c index 646ee61af40e..e2461f29d765 100644 --- a/net/rxrpc/input.c +++ b/net/rxrpc/input.c @@ -725,7 +725,6 @@ static void rxrpc_input_ackinfo(struct rxrpc_call *call, struct sk_buff *skb, peer->maxdata = mtu; peer->mtu = mtu + peer->hdrsize; spin_unlock_bh(&peer->lock); - _net("Net MTU %u (maxdata %u)", peer->mtu, peer->maxdata); } if (wake) diff --git a/net/rxrpc/local_object.c b/net/rxrpc/local_object.c index a943fdf91e24..11080c335d42 100644 --- a/net/rxrpc/local_object.c +++ b/net/rxrpc/local_object.c @@ -198,7 +198,6 @@ struct rxrpc_local *rxrpc_lookup_local(struct net *net, struct rxrpc_local *local; struct rxrpc_net *rxnet = rxrpc_net(net); struct hlist_node *cursor; - const char *age; long diff; int ret; @@ -232,7 +231,6 @@ struct rxrpc_local *rxrpc_lookup_local(struct net *net, if (!rxrpc_use_local(local)) break; - age = "old"; goto found; } @@ -250,14 +248,9 @@ struct rxrpc_local *rxrpc_lookup_local(struct net *net, } else { hlist_add_head_rcu(&local->link, &rxnet->local_endpoints); } - age = "new"; found: mutex_unlock(&rxnet->local_mutex); - - _net("LOCAL %s %d {%pISp}", - age, local->debug_id, &local->srx.transport); - _leave(" = %p", local); return local; @@ -467,7 +460,6 @@ static void rxrpc_local_rcu(struct rcu_head *rcu) ASSERT(!work_pending(&local->processor)); - _net("DESTROY LOCAL %d", local->debug_id); kfree(local); _leave(""); } diff --git a/net/rxrpc/peer_event.c b/net/rxrpc/peer_event.c index be781c156e89..ad4d1769e02b 100644 --- a/net/rxrpc/peer_event.c +++ b/net/rxrpc/peer_event.c @@ -48,13 +48,11 @@ static struct rxrpc_peer *rxrpc_lookup_peer_local_rcu(struct rxrpc_local *local, srx->transport.sin.sin_port = serr->port; switch (serr->ee.ee_origin) { case SO_EE_ORIGIN_ICMP: - _net("Rx ICMP"); memcpy(&srx->transport.sin.sin_addr, skb_network_header(skb) + serr->addr_offset, sizeof(struct in_addr)); break; case SO_EE_ORIGIN_ICMP6: - _net("Rx ICMP6 on v4 sock"); memcpy(&srx->transport.sin.sin_addr, skb_network_header(skb) + serr->addr_offset + 12, sizeof(struct in_addr)); @@ -70,14 +68,12 @@ static struct rxrpc_peer *rxrpc_lookup_peer_local_rcu(struct rxrpc_local *local, case AF_INET6: switch (serr->ee.ee_origin) { case SO_EE_ORIGIN_ICMP6: - _net("Rx ICMP6"); srx->transport.sin6.sin6_port = serr->port; memcpy(&srx->transport.sin6.sin6_addr, skb_network_header(skb) + serr->addr_offset, sizeof(struct in6_addr)); break; case SO_EE_ORIGIN_ICMP: - _net("Rx ICMP on v6 sock"); srx->transport_len = sizeof(srx->transport.sin); srx->transport.family = AF_INET; srx->transport.sin.sin_port = serr->port; @@ -106,13 +102,9 @@ static struct rxrpc_peer *rxrpc_lookup_peer_local_rcu(struct rxrpc_local *local, */ static void rxrpc_adjust_mtu(struct rxrpc_peer *peer, unsigned int mtu) { - _net("Rx ICMP Fragmentation Needed (%d)", mtu); - /* wind down the local interface MTU */ - if (mtu > 0 && peer->if_mtu == 65535 && mtu < peer->if_mtu) { + if (mtu > 0 && peer->if_mtu == 65535 && mtu < peer->if_mtu) peer->if_mtu = mtu; - _net("I/F MTU %u", mtu); - } if (mtu == 0) { /* they didn't give us a size, estimate one */ @@ -133,8 +125,6 @@ static void rxrpc_adjust_mtu(struct rxrpc_peer *peer, unsigned int mtu) peer->mtu = mtu; peer->maxdata = peer->mtu - peer->hdrsize; spin_unlock_bh(&peer->lock); - _net("Net MTU %u (maxdata %u)", - peer->mtu, peer->maxdata); } } @@ -222,41 +212,6 @@ static void rxrpc_store_error(struct rxrpc_peer *peer, err = ee->ee_errno; switch (ee->ee_origin) { - case SO_EE_ORIGIN_ICMP: - switch (ee->ee_type) { - case ICMP_DEST_UNREACH: - switch (ee->ee_code) { - case ICMP_NET_UNREACH: - _net("Rx Received ICMP Network Unreachable"); - break; - case ICMP_HOST_UNREACH: - _net("Rx Received ICMP Host Unreachable"); - break; - case ICMP_PORT_UNREACH: - _net("Rx Received ICMP Port Unreachable"); - break; - case ICMP_NET_UNKNOWN: - _net("Rx Received ICMP Unknown Network"); - break; - case ICMP_HOST_UNKNOWN: - _net("Rx Received ICMP Unknown Host"); - break; - default: - _net("Rx Received ICMP DestUnreach code=%u", - ee->ee_code); - break; - } - break; - - case ICMP_TIME_EXCEEDED: - _net("Rx Received ICMP TTL Exceeded"); - break; - - default: - break; - } - break; - case SO_EE_ORIGIN_NONE: case SO_EE_ORIGIN_LOCAL: compl = RXRPC_CALL_LOCAL_ERROR; @@ -266,6 +221,7 @@ static void rxrpc_store_error(struct rxrpc_peer *peer, if (err == EACCES) err = EHOSTUNREACH; fallthrough; + case SO_EE_ORIGIN_ICMP: default: break; } diff --git a/net/rxrpc/peer_object.c b/net/rxrpc/peer_object.c index 041a51225c5f..b3c3c1c344fc 100644 --- a/net/rxrpc/peer_object.c +++ b/net/rxrpc/peer_object.c @@ -138,10 +138,8 @@ struct rxrpc_peer *rxrpc_lookup_peer_rcu(struct rxrpc_local *local, unsigned long hash_key = rxrpc_peer_hash_key(local, srx); peer = __rxrpc_lookup_peer_rcu(local, srx, hash_key); - if (peer) { - _net("PEER %d {%pISp}", peer->debug_id, &peer->srx.transport); + if (peer) _leave(" = %p {u=%d}", peer, refcount_read(&peer->ref)); - } return peer; } @@ -371,8 +369,6 @@ struct rxrpc_peer *rxrpc_lookup_peer(struct rxrpc_sock *rx, peer = candidate; } - _net("PEER %d {%pISp}", peer->debug_id, &peer->srx.transport); - _leave(" = %p {u=%d}", peer, refcount_read(&peer->ref)); return peer; }

[net-next,05/13] rxrpc: Remove the [_k]net() debugging macros

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