selftests/bpf: Relax CPU requirements for rqspinlock stress test

Only require 2 CPUs for AA, 3 for ABBA, 4 for ABBCCA, which is
calculated nicely by adding to the mode enum. Enables running single CPU
AA tests.

Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Link: https://lore.kernel.org/r/20251125020749.2421610-2-memxor@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

diff --git a/tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c b/tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c
index 4cced4bb8af1e8477ef9b9d70389e3e002cf08a9..8096624cf9c1ebd04c20a43894c27c14345262d1 100644 (file)
--- a/tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c
+++ b/tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c
@@ -182,7 +182,7 @@ static int bpf_test_rqspinlock_init(void)
 
        pr_err("Mode = %s\n", rqsl_mode_names[test_mode]);
 
-       if (ncpus < 3)
+       if (ncpus < test_mode + 2)
                return -ENOTSUPP;
 
        raw_res_spin_lock_init(&lock_a);