diff options
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_global_func17.c')
-rw-r--r-- | tools/testing/selftests/bpf/progs/test_global_func17.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_global_func17.c b/tools/testing/selftests/bpf/progs/test_global_func17.c new file mode 100644 index 000000000..2b8b9b8ba --- /dev/null +++ b/tools/testing/selftests/bpf/progs/test_global_func17.c @@ -0,0 +1,16 @@ +// SPDX-License-Identifier: GPL-2.0-only +#include <vmlinux.h> +#include <bpf/bpf_helpers.h> + +__noinline int foo(int *p) +{ + return p ? (*p = 42) : 0; +} + +const volatile int i; + +SEC("tc") +int test_cls(struct __sk_buff *skb) +{ + return foo((int *)&i); +} |