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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-09-11 04:34:46 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-09-11 04:34:46 -0300 |
commit | 863981e96738983919de841ec669e157e6bdaeb0 (patch) | |
tree | d6d89a12e7eb8017837c057935a2271290907f76 /samples/bpf/test_overhead_tp_kern.c | |
parent | 8dec7c70575785729a6a9e6719a955e9c545bcab (diff) |
Linux-libre 4.7.1-gnupck-4.7.1-gnu
Diffstat (limited to 'samples/bpf/test_overhead_tp_kern.c')
-rw-r--r-- | samples/bpf/test_overhead_tp_kern.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/samples/bpf/test_overhead_tp_kern.c b/samples/bpf/test_overhead_tp_kern.c new file mode 100644 index 000000000..38f5c0b9d --- /dev/null +++ b/samples/bpf/test_overhead_tp_kern.c @@ -0,0 +1,36 @@ +/* Copyright (c) 2016 Facebook + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of version 2 of the GNU General Public + * License as published by the Free Software Foundation. + */ +#include <uapi/linux/bpf.h> +#include "bpf_helpers.h" + +/* from /sys/kernel/debug/tracing/events/task/task_rename/format */ +struct task_rename { + __u64 pad; + __u32 pid; + char oldcomm[16]; + char newcomm[16]; + __u16 oom_score_adj; +}; +SEC("tracepoint/task/task_rename") +int prog(struct task_rename *ctx) +{ + return 0; +} + +/* from /sys/kernel/debug/tracing/events/random/urandom_read/format */ +struct urandom_read { + __u64 pad; + int got_bits; + int pool_left; + int input_left; +}; +SEC("tracepoint/random/urandom_read") +int prog2(struct urandom_read *ctx) +{ + return 0; +} +char _license[] SEC("license") = "GPL"; |