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bpf: support BPF cookie in raw tracepoint (raw_tp, tp_btf) programs

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Wire up BPF cookie for raw tracepoint programs (both BTF and non-BTF
aware variants). This brings them up to part w.r.t. BPF cookie usage
with classic tracepoint and fentry/fexit programs.

Acked-by: Stanislav Fomichev <sdf@google.com>
Acked-by: Eduard Zingerman <eddyz87@gmail.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Message-ID: <20240319233852.1977493-4-andrii@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Andrii Nakryiko
2024-03-19 16:38:50 -07:00
committed by Alexei Starovoitov
parent d4dfc5700e
commit 68ca5d4eeb
5 changed files with 28 additions and 6 deletions
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6
include/uapi/linux/bpf.h
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@@ -1662,8 +1662,10 @@ union bpf_attr {
} query;
struct { /* anonymous struct used by BPF_RAW_TRACEPOINT_OPEN command */
__u64 name;
__u32 prog_fd;
__u64 name;
__u32 prog_fd;
__u32 :32;
__aligned_u64 cookie;
} raw_tracepoint;
struct { /* anonymous struct for BPF_BTF_LOAD */