Tests are serialized because they all use the loopback interface.

Replace the 'serial_test_' prefixes with 'test_ns_' to benefit from the
new test_prog feature which creates a dedicated namespace for each test,
allowing them to run in parallel.

Signed-off-by: Bastien Curutchet (eBPF Foundation) <bastien.curutchet@bootlin.com>
---
 tools/testing/selftests/bpf/prog_tests/tc_links.c | 28 ++++++++--------
 tools/testing/selftests/bpf/prog_tests/tc_opts.c  | 40 +++++++++++------------
 2 files changed, 34 insertions(+), 34 deletions(-)

diff --git a/tools/testing/selftests/bpf/prog_tests/tc_links.c b/tools/testing/selftests/bpf/prog_tests/tc_links.c
index 1af9ec1149aab6ca5ef6986fc16a650162266966..2186a24e7d8a948840532f9bb6263f68985583c8 100644
--- a/tools/testing/selftests/bpf/prog_tests/tc_links.c
+++ b/tools/testing/selftests/bpf/prog_tests/tc_links.c
@@ -13,7 +13,7 @@
 #include "netlink_helpers.h"
 #include "tc_helpers.h"
 
-void serial_test_tc_links_basic(void)
+void test_ns_tc_links_basic(void)
 {
 	LIBBPF_OPTS(bpf_prog_query_opts, optq);
 	LIBBPF_OPTS(bpf_tcx_opts, optl);
@@ -260,7 +260,7 @@ static void test_tc_links_before_target(int target)
 	assert_mprog_count(target, 0);
 }
 
-void serial_test_tc_links_before(void)
+void test_ns_tc_links_before(void)
 {
 	test_tc_links_before_target(BPF_TCX_INGRESS);
 	test_tc_links_before_target(BPF_TCX_EGRESS);
@@ -414,7 +414,7 @@ static void test_tc_links_after_target(int target)
 	assert_mprog_count(target, 0);
 }
 
-void serial_test_tc_links_after(void)
+void test_ns_tc_links_after(void)
 {
 	test_tc_links_after_target(BPF_TCX_INGRESS);
 	test_tc_links_after_target(BPF_TCX_EGRESS);
@@ -514,7 +514,7 @@ static void test_tc_links_revision_target(int target)
 	assert_mprog_count(target, 0);
 }
 
-void serial_test_tc_links_revision(void)
+void test_ns_tc_links_revision(void)
 {
 	test_tc_links_revision_target(BPF_TCX_INGRESS);
 	test_tc_links_revision_target(BPF_TCX_EGRESS);
@@ -618,7 +618,7 @@ static void test_tc_chain_classic(int target, bool chain_tc_old)
 	assert_mprog_count(target, 0);
 }
 
-void serial_test_tc_links_chain_classic(void)
+void test_ns_tc_links_chain_classic(void)
 {
 	test_tc_chain_classic(BPF_TCX_INGRESS, false);
 	test_tc_chain_classic(BPF_TCX_EGRESS, false);
@@ -846,7 +846,7 @@ static void test_tc_links_replace_target(int target)
 	assert_mprog_count(target, 0);
 }
 
-void serial_test_tc_links_replace(void)
+void test_ns_tc_links_replace(void)
 {
 	test_tc_links_replace_target(BPF_TCX_INGRESS);
 	test_tc_links_replace_target(BPF_TCX_EGRESS);
@@ -1158,7 +1158,7 @@ static void test_tc_links_invalid_target(int target)
 	assert_mprog_count(target, 0);
 }
 
-void serial_test_tc_links_invalid(void)
+void test_ns_tc_links_invalid(void)
 {
 	test_tc_links_invalid_target(BPF_TCX_INGRESS);
 	test_tc_links_invalid_target(BPF_TCX_EGRESS);
@@ -1314,7 +1314,7 @@ static void test_tc_links_prepend_target(int target)
 	assert_mprog_count(target, 0);
 }
 
-void serial_test_tc_links_prepend(void)
+void test_ns_tc_links_prepend(void)
 {
 	test_tc_links_prepend_target(BPF_TCX_INGRESS);
 	test_tc_links_prepend_target(BPF_TCX_EGRESS);
@@ -1470,7 +1470,7 @@ static void test_tc_links_append_target(int target)
 	assert_mprog_count(target, 0);
 }
 
-void serial_test_tc_links_append(void)
+void test_ns_tc_links_append(void)
 {
 	test_tc_links_append_target(BPF_TCX_INGRESS);
 	test_tc_links_append_target(BPF_TCX_EGRESS);
@@ -1568,7 +1568,7 @@ static void test_tc_links_dev_cleanup_target(int target)
 	ASSERT_EQ(if_nametoindex("tcx_opts2"), 0, "dev2_removed");
 }
 
-void serial_test_tc_links_dev_cleanup(void)
+void test_ns_tc_links_dev_cleanup(void)
 {
 	test_tc_links_dev_cleanup_target(BPF_TCX_INGRESS);
 	test_tc_links_dev_cleanup_target(BPF_TCX_EGRESS);
@@ -1672,7 +1672,7 @@ static void test_tc_chain_mixed(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_links_chain_mixed(void)
+void test_ns_tc_links_chain_mixed(void)
 {
 	test_tc_chain_mixed(BPF_TCX_INGRESS);
 	test_tc_chain_mixed(BPF_TCX_EGRESS);
@@ -1782,7 +1782,7 @@ static void test_tc_links_ingress(int target, bool chain_tc_old,
 	assert_mprog_count(target, 0);
 }
 
-void serial_test_tc_links_ingress(void)
+void test_ns_tc_links_ingress(void)
 {
 	test_tc_links_ingress(BPF_TCX_INGRESS, true, true);
 	test_tc_links_ingress(BPF_TCX_INGRESS, true, false);
@@ -1823,7 +1823,7 @@ static int qdisc_replace(int ifindex, const char *kind, bool block)
 	return err;
 }
 
-void serial_test_tc_links_dev_chain0(void)
+void test_ns_tc_links_dev_chain0(void)
 {
 	int err, ifindex;
 
@@ -1955,7 +1955,7 @@ static void test_tc_links_dev_mixed(int target)
 	ASSERT_EQ(if_nametoindex("tcx_opts2"), 0, "dev2_removed");
 }
 
-void serial_test_tc_links_dev_mixed(void)
+void test_ns_tc_links_dev_mixed(void)
 {
 	test_tc_links_dev_mixed(BPF_TCX_INGRESS);
 	test_tc_links_dev_mixed(BPF_TCX_EGRESS);
diff --git a/tools/testing/selftests/bpf/prog_tests/tc_opts.c b/tools/testing/selftests/bpf/prog_tests/tc_opts.c
index f77f604389aabbc7afb71ac003dc952cba82c460..dd7a138d8c3dcef0db4d9e6831951db5306c0c04 100644
--- a/tools/testing/selftests/bpf/prog_tests/tc_opts.c
+++ b/tools/testing/selftests/bpf/prog_tests/tc_opts.c
@@ -10,7 +10,7 @@
 #include "test_tc_link.skel.h"
 #include "tc_helpers.h"
 
-void serial_test_tc_opts_basic(void)
+void test_ns_tc_opts_basic(void)
 {
 	LIBBPF_OPTS(bpf_prog_attach_opts, opta);
 	LIBBPF_OPTS(bpf_prog_detach_opts, optd);
@@ -254,7 +254,7 @@ static void test_tc_opts_before_target(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_opts_before(void)
+void test_ns_tc_opts_before(void)
 {
 	test_tc_opts_before_target(BPF_TCX_INGRESS);
 	test_tc_opts_before_target(BPF_TCX_EGRESS);
@@ -445,7 +445,7 @@ static void test_tc_opts_after_target(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_opts_after(void)
+void test_ns_tc_opts_after(void)
 {
 	test_tc_opts_after_target(BPF_TCX_INGRESS);
 	test_tc_opts_after_target(BPF_TCX_EGRESS);
@@ -554,7 +554,7 @@ static void test_tc_opts_revision_target(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_opts_revision(void)
+void test_ns_tc_opts_revision(void)
 {
 	test_tc_opts_revision_target(BPF_TCX_INGRESS);
 	test_tc_opts_revision_target(BPF_TCX_EGRESS);
@@ -655,7 +655,7 @@ static void test_tc_chain_classic(int target, bool chain_tc_old)
 	assert_mprog_count(target, 0);
 }
 
-void serial_test_tc_opts_chain_classic(void)
+void test_ns_tc_opts_chain_classic(void)
 {
 	test_tc_chain_classic(BPF_TCX_INGRESS, false);
 	test_tc_chain_classic(BPF_TCX_EGRESS, false);
@@ -864,7 +864,7 @@ static void test_tc_opts_replace_target(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_opts_replace(void)
+void test_ns_tc_opts_replace(void)
 {
 	test_tc_opts_replace_target(BPF_TCX_INGRESS);
 	test_tc_opts_replace_target(BPF_TCX_EGRESS);
@@ -1017,7 +1017,7 @@ static void test_tc_opts_invalid_target(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_opts_invalid(void)
+void test_ns_tc_opts_invalid(void)
 {
 	test_tc_opts_invalid_target(BPF_TCX_INGRESS);
 	test_tc_opts_invalid_target(BPF_TCX_EGRESS);
@@ -1157,7 +1157,7 @@ static void test_tc_opts_prepend_target(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_opts_prepend(void)
+void test_ns_tc_opts_prepend(void)
 {
 	test_tc_opts_prepend_target(BPF_TCX_INGRESS);
 	test_tc_opts_prepend_target(BPF_TCX_EGRESS);
@@ -1297,7 +1297,7 @@ static void test_tc_opts_append_target(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_opts_append(void)
+void test_ns_tc_opts_append(void)
 {
 	test_tc_opts_append_target(BPF_TCX_INGRESS);
 	test_tc_opts_append_target(BPF_TCX_EGRESS);
@@ -1387,7 +1387,7 @@ static void test_tc_opts_dev_cleanup_target(int target)
 	ASSERT_EQ(if_nametoindex("tcx_opts2"), 0, "dev2_removed");
 }
 
-void serial_test_tc_opts_dev_cleanup(void)
+void test_ns_tc_opts_dev_cleanup(void)
 {
 	test_tc_opts_dev_cleanup_target(BPF_TCX_INGRESS);
 	test_tc_opts_dev_cleanup_target(BPF_TCX_EGRESS);
@@ -1563,7 +1563,7 @@ static void test_tc_opts_mixed_target(int target)
 	assert_mprog_count(target, 0);
 }
 
-void serial_test_tc_opts_mixed(void)
+void test_ns_tc_opts_mixed(void)
 {
 	test_tc_opts_mixed_target(BPF_TCX_INGRESS);
 	test_tc_opts_mixed_target(BPF_TCX_EGRESS);
@@ -1642,7 +1642,7 @@ static void test_tc_opts_demixed_target(int target)
 	assert_mprog_count(target, 0);
 }
 
-void serial_test_tc_opts_demixed(void)
+void test_ns_tc_opts_demixed(void)
 {
 	test_tc_opts_demixed_target(BPF_TCX_INGRESS);
 	test_tc_opts_demixed_target(BPF_TCX_EGRESS);
@@ -1813,7 +1813,7 @@ static void test_tc_opts_detach_target(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_opts_detach(void)
+void test_ns_tc_opts_detach(void)
 {
 	test_tc_opts_detach_target(BPF_TCX_INGRESS);
 	test_tc_opts_detach_target(BPF_TCX_EGRESS);
@@ -2020,7 +2020,7 @@ static void test_tc_opts_detach_before_target(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_opts_detach_before(void)
+void test_ns_tc_opts_detach_before(void)
 {
 	test_tc_opts_detach_before_target(BPF_TCX_INGRESS);
 	test_tc_opts_detach_before_target(BPF_TCX_EGRESS);
@@ -2236,7 +2236,7 @@ static void test_tc_opts_detach_after_target(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_opts_detach_after(void)
+void test_ns_tc_opts_detach_after(void)
 {
 	test_tc_opts_detach_after_target(BPF_TCX_INGRESS);
 	test_tc_opts_detach_after_target(BPF_TCX_EGRESS);
@@ -2265,7 +2265,7 @@ static void test_tc_opts_delete_empty(int target, bool chain_tc_old)
 	assert_mprog_count(target, 0);
 }
 
-void serial_test_tc_opts_delete_empty(void)
+void test_ns_tc_opts_delete_empty(void)
 {
 	test_tc_opts_delete_empty(BPF_TCX_INGRESS, false);
 	test_tc_opts_delete_empty(BPF_TCX_EGRESS, false);
@@ -2372,7 +2372,7 @@ static void test_tc_chain_mixed(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_opts_chain_mixed(void)
+void test_ns_tc_opts_chain_mixed(void)
 {
 	test_tc_chain_mixed(BPF_TCX_INGRESS);
 	test_tc_chain_mixed(BPF_TCX_EGRESS);
@@ -2446,7 +2446,7 @@ static void test_tc_opts_max_target(int target, int flags, bool relative)
 	ASSERT_EQ(if_nametoindex("tcx_opts2"), 0, "dev2_removed");
 }
 
-void serial_test_tc_opts_max(void)
+void test_ns_tc_opts_max(void)
 {
 	test_tc_opts_max_target(BPF_TCX_INGRESS, 0, false);
 	test_tc_opts_max_target(BPF_TCX_EGRESS, 0, false);
@@ -2748,7 +2748,7 @@ static void test_tc_opts_query_target(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_opts_query(void)
+void test_ns_tc_opts_query(void)
 {
 	test_tc_opts_query_target(BPF_TCX_INGRESS);
 	test_tc_opts_query_target(BPF_TCX_EGRESS);
@@ -2807,7 +2807,7 @@ static void test_tc_opts_query_attach_target(int target)
 	test_tc_link__destroy(skel);
 }
 
-void serial_test_tc_opts_query_attach(void)
+void test_ns_tc_opts_query_attach(void)
 {
 	test_tc_opts_query_attach_target(BPF_TCX_INGRESS);
 	test_tc_opts_query_attach_target(BPF_TCX_EGRESS);

-- 
2.48.1