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author | Mark Brown <broonie@kernel.org> | 2020-12-28 14:20:00 +0000 |
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committer | Mark Brown <broonie@kernel.org> | 2020-12-28 14:20:00 +0000 |
commit | 2ae6f64ce1ce304b502461fdfe0b96c8171ae2cc (patch) | |
tree | 88e987c447daf2c29e2d4c15e58d1029b0cc78c2 /tools/testing/selftests/bpf/progs/test_global_func8.c | |
parent | 3b66e4a8e58a85af3212c7117d7a29c9ef6679a2 (diff) | |
parent | 5c8fe583cce542aa0b84adc939ce85293de36e5e (diff) |
Merge tag 'v5.11-rc1' into regulator-5.11
Linux 5.11-rc1
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_global_func8.c')
-rw-r--r-- | tools/testing/selftests/bpf/progs/test_global_func8.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_global_func8.c b/tools/testing/selftests/bpf/progs/test_global_func8.c new file mode 100644 index 000000000000..d55a6544b1ab --- /dev/null +++ b/tools/testing/selftests/bpf/progs/test_global_func8.c @@ -0,0 +1,19 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* Copyright (c) 2020 Facebook */ +#include <stddef.h> +#include <linux/bpf.h> +#include <bpf/bpf_helpers.h> + +__noinline int foo(struct __sk_buff *skb) +{ + return bpf_get_prandom_u32(); +} + +SEC("cgroup_skb/ingress") +int test_cls(struct __sk_buff *skb) +{ + if (!foo(skb)) + return 0; + + return 1; +} |