From 727a92d62fd6a382b4c5972008e45667e707b0e4 Mon Sep 17 00:00:00 2001 From: Jordan Rome Date: Sat, 11 Nov 2023 18:30:10 -0800 Subject: selftests/bpf: Add assert for user stacks in test_task_stack This is a follow up to: commit b8e3a87a627b ("bpf: Add crosstask check to __bpf_get_stack"). This test ensures that the task iterator only gets a single user stack (for the current task). Signed-off-by: Jordan Rome Signed-off-by: Andrii Nakryiko Acked-by: Stanislav Fomichev Link: https://lore.kernel.org/bpf/20231112023010.144675-1-linux@jordanrome.com --- tools/testing/selftests/bpf/prog_tests/bpf_iter.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'tools/testing/selftests/bpf/prog_tests/bpf_iter.c') diff --git a/tools/testing/selftests/bpf/prog_tests/bpf_iter.c b/tools/testing/selftests/bpf/prog_tests/bpf_iter.c index 4e02093c2cbe..618af9dfae9b 100644 --- a/tools/testing/selftests/bpf/prog_tests/bpf_iter.c +++ b/tools/testing/selftests/bpf/prog_tests/bpf_iter.c @@ -332,6 +332,8 @@ static void test_task_stack(void) do_dummy_read(skel->progs.dump_task_stack); do_dummy_read(skel->progs.get_task_user_stacks); + ASSERT_EQ(skel->bss->num_user_stacks, 1, "num_user_stacks"); + bpf_iter_task_stack__destroy(skel); } -- cgit