selftests: move timestamping selftests to net folder

For historical reasons, there are several timestamping selftest targets
in selftests/networking/timestamping. Move them to the standard
directory for networking tests: selftests/net.
Signed-off-by: Jian Yang <jianyang@google.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

tools/testing/selftests/Makefile

@@ -36,7 +36,6 @@ TARGETS += net
 TARGETS += net/forwarding
 TARGETS += net/mptcp
 TARGETS += netfilter
-TARGETS += networking/timestamping
 TARGETS += nsfs
 TARGETS += pidfd
 TARGETS += powerpc

tools/testing/selftests/net/.gitignore

@@ -23,4 +23,8 @@ so_txtime
 tcp_fastopen_backup_key
 nettest
 fin_ack_lat
-reuseaddr_ports_exhausted
+reuseaddr_ports_exhausted
\ No newline at end of file
+hwtstamp_config
+rxtimestamp
+timestamping
+txtimestamp

tools/testing/selftests/net/Makefile

@@ -15,6 +15,7 @@ TEST_PROGS += fin_ack_lat.sh fib_nexthop_multiprefix.sh fib_nexthops.sh
 TEST_PROGS += altnames.sh icmp_redirect.sh ip6_gre_headroom.sh
 TEST_PROGS += route_localnet.sh
 TEST_PROGS += reuseaddr_ports_exhausted.sh
+TEST_PROGS += txtimestamp.sh
 TEST_PROGS_EXTENDED := in_netns.sh
 TEST_GEN_FILES =  socket nettest
 TEST_GEN_FILES += psock_fanout psock_tpacket msg_zerocopy reuseport_addr_any
@@ -23,9 +24,10 @@ TEST_GEN_FILES += udpgso udpgso_bench_tx udpgso_bench_rx ip_defrag
 TEST_GEN_FILES += so_txtime ipv6_flowlabel ipv6_flowlabel_mgr
 TEST_GEN_FILES += tcp_fastopen_backup_key
 TEST_GEN_FILES += fin_ack_lat
+TEST_GEN_FILES += reuseaddr_ports_exhausted
+TEST_GEN_FILES += hwtstamp_config rxtimestamp timestamping txtimestamp
 TEST_GEN_PROGS = reuseport_bpf reuseport_bpf_cpu reuseport_bpf_numa
 TEST_GEN_PROGS += reuseport_dualstack reuseaddr_conflict tls
-TEST_GEN_FILES += reuseaddr_ports_exhausted
 
 KSFT_KHDR_INSTALL := 1
 include ../lib.mk

tools/testing/selftests/net/config

@@ -12,6 +12,7 @@ CONFIG_IPV6_VTI=y
 CONFIG_DUMMY=y
 CONFIG_BRIDGE=y
 CONFIG_VLAN_8021Q=y
+CONFIG_IFB=y
 CONFIG_NETFILTER=y
 CONFIG_NETFILTER_ADVANCED=y
 CONFIG_NF_CONNTRACK=m
@@ -27,5 +28,6 @@ CONFIG_NFT_CHAIN_NAT_IPV6=m
 CONFIG_NFT_CHAIN_NAT_IPV4=m
 CONFIG_NET_SCH_FQ=m
 CONFIG_NET_SCH_ETF=m
+CONFIG_NET_SCH_NETEM=y
 CONFIG_TEST_BLACKHOLE_DEV=m
 CONFIG_KALLSYMS=y

tools/testing/selftests/networking/timestamping/txtimestamp.sh → tools/testing/selftests/net/txtimestamp.sh

@@ -76,7 +76,7 @@ main() {
 }
 
 if [[ "$(ip netns identify)" == "root" ]]; then
-	../../net/in_netns.sh $0 $@
+	./in_netns.sh $0 $@
 else
 	main $@
 fi

tools/testing/selftests/networking/timestamping/.gitignore

-timestamping
-rxtimestamp
-txtimestamp
-hwtstamp_config

tools/testing/selftests/networking/timestamping/Makefile

-# SPDX-License-Identifier: GPL-2.0
-CFLAGS += -I../../../../../usr/include
-
-TEST_GEN_FILES := hwtstamp_config rxtimestamp timestamping txtimestamp
-TEST_PROGS := txtimestamp.sh
-
-all: $(TEST_PROGS)
-
-top_srcdir = ../../../../..
-KSFT_KHDR_INSTALL := 1
-include ../../lib.mk

tools/testing/selftests/networking/timestamping/config

-CONFIG_IFB=y
-CONFIG_NET_SCH_NETEM=y