[PATCH net-next v2] selftests: net: run groups from fcnal-test in parallel

[Jakub Kicinski <kuba@kernel.org>]

fcnal-test.sh takes almost hour and a half to finish.
The tests are already grouped into ipv4, ipv6 and other.
Run those groups separately.

Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
v2: no changes, previous posting had a trivial Makefile conflict
v1: https://lore.kernel.org/20250907012116.3315344-2-kuba@kernel.org
---
 tools/testing/selftests/net/Makefile       | 4 +++-
 tools/testing/selftests/net/fcnal-ipv4.sh  | 2 ++
 tools/testing/selftests/net/fcnal-ipv6.sh  | 2 ++
 tools/testing/selftests/net/fcnal-other.sh | 2 ++
 tools/testing/selftests/net/fcnal-test.sh  | 3 +++
 5 files changed, 12 insertions(+), 1 deletion(-)
 create mode 100755 tools/testing/selftests/net/fcnal-ipv4.sh
 create mode 100755 tools/testing/selftests/net/fcnal-ipv6.sh
 create mode 100755 tools/testing/selftests/net/fcnal-other.sh

diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile
index 8c860782f9cd..8270f747ffbc 100644
--- a/tools/testing/selftests/net/Makefile
+++ b/tools/testing/selftests/net/Makefile
@@ -8,11 +8,12 @@ CFLAGS += -I../
 
 TEST_PROGS := run_netsocktests run_afpackettests test_bpf.sh netdevice.sh \
 	      rtnetlink.sh xfrm_policy.sh
+TEST_PROGS += fcnal-ipv4.sh fcnal-ipv6.sh fcnal-other.sh
 TEST_PROGS += fib_tests.sh fib-onlink-tests.sh pmtu.sh udpgso.sh ip_defrag.sh
 TEST_PROGS += udpgso_bench.sh fib_rule_tests.sh msg_zerocopy.sh psock_snd.sh
 TEST_PROGS += udpgro_bench.sh udpgro.sh test_vxlan_under_vrf.sh reuseport_addr_any.sh
 TEST_PROGS += test_vxlan_fdb_changelink.sh so_txtime.sh ipv6_flowlabel.sh
-TEST_PROGS += tcp_fastopen_backup_key.sh fcnal-test.sh l2tp.sh traceroute.sh
+TEST_PROGS += tcp_fastopen_backup_key.sh l2tp.sh traceroute.sh
 TEST_PROGS += fin_ack_lat.sh fib_nexthop_multiprefix.sh fib_nexthops.sh fib_nexthop_nongw.sh
 TEST_PROGS += altnames.sh icmp.sh icmp_redirect.sh ip6_gre_headroom.sh
 TEST_PROGS += route_localnet.sh
@@ -127,6 +128,7 @@ TEST_GEN_FILES += $(YNL_GEN_FILES)
 TEST_GEN_PROGS += $(YNL_GEN_PROGS)
 
 TEST_FILES := settings
+TEST_FILES += fcnal-test.sh
 TEST_FILES += in_netns.sh lib.sh setup_loopback.sh setup_veth.sh
 
 TEST_GEN_FILES += $(patsubst %.c,%.o,$(wildcard *.bpf.c))
diff --git a/tools/testing/selftests/net/fcnal-ipv4.sh b/tools/testing/selftests/net/fcnal-ipv4.sh
new file mode 100755
index 000000000000..82f9c867c3e8
--- /dev/null
+++ b/tools/testing/selftests/net/fcnal-ipv4.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+./fcnal-test.sh -t ipv4
diff --git a/tools/testing/selftests/net/fcnal-ipv6.sh b/tools/testing/selftests/net/fcnal-ipv6.sh
new file mode 100755
index 000000000000..ab1fc7aa3caf
--- /dev/null
+++ b/tools/testing/selftests/net/fcnal-ipv6.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+./fcnal-test.sh -t ipv6
diff --git a/tools/testing/selftests/net/fcnal-other.sh b/tools/testing/selftests/net/fcnal-other.sh
new file mode 100755
index 000000000000..a840cf80b32e
--- /dev/null
+++ b/tools/testing/selftests/net/fcnal-other.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+./fcnal-test.sh -t other
diff --git a/tools/testing/selftests/net/fcnal-test.sh b/tools/testing/selftests/net/fcnal-test.sh
index 0e3304d37fd0..49d85d267925 100755
--- a/tools/testing/selftests/net/fcnal-test.sh
+++ b/tools/testing/selftests/net/fcnal-test.sh
@@ -4272,6 +4272,7 @@ EOF
 TESTS_IPV4="ipv4_ping ipv4_tcp ipv4_udp ipv4_bind ipv4_runtime ipv4_netfilter"
 TESTS_IPV6="ipv6_ping ipv6_tcp ipv6_udp ipv6_bind ipv6_runtime ipv6_netfilter"
 TESTS_OTHER="use_cases"
+# note: each TEST_ group needs a dedicated runner, e.g. fcnal-ipv4.sh
 
 PAUSE_ON_FAIL=no
 PAUSE=no
@@ -4302,6 +4303,8 @@ elif [ "$TESTS" = "ipv4" ]; then
 	TESTS="$TESTS_IPV4"
 elif [ "$TESTS" = "ipv6" ]; then
 	TESTS="$TESTS_IPV6"
+elif [ "$TESTS" = "other" ]; then
+	TESTS="$TESTS_OTHER"
 fi
 
 check_gen_prog "nettest"
-- 
2.51.0