diff options
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_access_variable_array.c')
-rw-r--r-- | tools/testing/selftests/bpf/progs/test_access_variable_array.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_access_variable_array.c b/tools/testing/selftests/bpf/progs/test_access_variable_array.c new file mode 100644 index 000000000000..808c49b79889 --- /dev/null +++ b/tools/testing/selftests/bpf/progs/test_access_variable_array.c @@ -0,0 +1,19 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (c) 2023 Bytedance */ + +#include "vmlinux.h" +#include <bpf/bpf_helpers.h> +#include <bpf/bpf_tracing.h> + +unsigned long span = 0; + +SEC("fentry/load_balance") +int BPF_PROG(fentry_fentry, int this_cpu, struct rq *this_rq, + struct sched_domain *sd) +{ + span = sd->span[0]; + + return 0; +} + +char _license[] SEC("license") = "GPL"; |