net: rename rtnl_net_debug to lock_debug

And make it selected by CONFIG_DEBUG_NET. Don't rename any of
the structs/functions. Next patch will use rtnl_net_debug_event in
netdevsim.

Reviewed-by: Jakub Kicinski <[email protected]>
Signed-off-by: Stanislav Fomichev <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>

1 files changed, 0 insertions, 116 deletions

diff --git a/net/core/rtnl_net_debug.c b/net/core/rtnl_net_debug.c
deleted file mode 100644
index f3272b09c255..000000000000
--- a/net/core/rtnl_net_debug.c
+++ /dev/null
@@ -1,116 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/* Copyright Amazon.com Inc. or its affiliates. */
-
-#include <linux/init.h>
-#include <linux/netdevice.h>
-#include <linux/notifier.h>
-#include <linux/rtnetlink.h>
-#include <net/net_namespace.h>
-#include <net/netns/generic.h>
-
-static int rtnl_net_debug_event(struct notifier_block *nb,
-				unsigned long event, void *ptr)
-{
-	struct net_device *dev = netdev_notifier_info_to_dev(ptr);
-	struct net *net = dev_net(dev);
-	enum netdev_cmd cmd = event;
-
-	/* Keep enum and don't add default to trigger -Werror=switch */
-	switch (cmd) {
-	case NETDEV_UP:
-	case NETDEV_DOWN:
-	case NETDEV_REBOOT:
-	case NETDEV_CHANGE:
-	case NETDEV_REGISTER:
-	case NETDEV_UNREGISTER:
-	case NETDEV_CHANGEMTU:
-	case NETDEV_CHANGEADDR:
-	case NETDEV_PRE_CHANGEADDR:
-	case NETDEV_GOING_DOWN:
-	case NETDEV_FEAT_CHANGE:
-	case NETDEV_BONDING_FAILOVER:
-	case NETDEV_PRE_UP:
-	case NETDEV_PRE_TYPE_CHANGE:
-	case NETDEV_POST_TYPE_CHANGE:
-	case NETDEV_POST_INIT:
-	case NETDEV_PRE_UNINIT:
-	case NETDEV_RELEASE:
-	case NETDEV_NOTIFY_PEERS:
-	case NETDEV_JOIN:
-	case NETDEV_CHANGEUPPER:
-	case NETDEV_RESEND_IGMP:
-	case NETDEV_PRECHANGEMTU:
-	case NETDEV_CHANGEINFODATA:
-	case NETDEV_BONDING_INFO:
-	case NETDEV_PRECHANGEUPPER:
-	case NETDEV_CHANGELOWERSTATE:
-	case NETDEV_UDP_TUNNEL_PUSH_INFO:
-	case NETDEV_UDP_TUNNEL_DROP_INFO:
-	case NETDEV_CHANGE_TX_QUEUE_LEN:
-	case NETDEV_CVLAN_FILTER_PUSH_INFO:
-	case NETDEV_CVLAN_FILTER_DROP_INFO:
-	case NETDEV_SVLAN_FILTER_PUSH_INFO:
-	case NETDEV_SVLAN_FILTER_DROP_INFO:
-	case NETDEV_OFFLOAD_XSTATS_ENABLE:
-	case NETDEV_OFFLOAD_XSTATS_DISABLE:
-	case NETDEV_OFFLOAD_XSTATS_REPORT_USED:
-	case NETDEV_OFFLOAD_XSTATS_REPORT_DELTA:
-	case NETDEV_XDP_FEAT_CHANGE:
-		ASSERT_RTNL();
-		break;
-
-	case NETDEV_CHANGENAME:
-		ASSERT_RTNL_NET(net);
-		break;
-	}
-
-	return NOTIFY_DONE;
-}
-
-static int rtnl_net_debug_net_id;
-
-static int __net_init rtnl_net_debug_net_init(struct net *net)
-{
-	struct notifier_block *nb;
-
-	nb = net_generic(net, rtnl_net_debug_net_id);
-	nb->notifier_call = rtnl_net_debug_event;
-
-	return register_netdevice_notifier_net(net, nb);
-}
-
-static void __net_exit rtnl_net_debug_net_exit(struct net *net)
-{
-	struct notifier_block *nb;
-
-	nb = net_generic(net, rtnl_net_debug_net_id);
-	unregister_netdevice_notifier_net(net, nb);
-}
-
-static struct pernet_operations rtnl_net_debug_net_ops __net_initdata = {
-	.init = rtnl_net_debug_net_init,
-	.exit = rtnl_net_debug_net_exit,
-	.id = &rtnl_net_debug_net_id,
-	.size = sizeof(struct notifier_block),
-};
-
-static struct notifier_block rtnl_net_debug_block = {
-	.notifier_call = rtnl_net_debug_event,
-};
-
-static int __init rtnl_net_debug_init(void)
-{
-	int ret;
-
-	ret = register_pernet_subsys(&rtnl_net_debug_net_ops);
-	if (ret)
-		return ret;
-
-	ret = register_netdevice_notifier(&rtnl_net_debug_block);
-	if (ret)
-		unregister_pernet_subsys(&rtnl_net_debug_net_ops);
-
-	return ret;
-}
-
-subsys_initcall(rtnl_net_debug_init);