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Updated CI and kernel bindings to Linux 7.2, including refreshed BTF fixtures and ELF support for tracing multi and sleepable tracing sections. Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Added low-level syscall support for creating tracing multi BPF links. Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Exposesing attach types through the public ebpf API. Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Add HaveBPFLinkTracingMulti function to detect tracing_multi support. Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Implementing the public API for attaching one tracing program to multiple kernel functions via tracing_multi link type. Add link.AttachTracingMulti for attaching one tracing program via tracing_multi link to multiple kernel functions using BTF IDs. Adding support for FEntry, FExit, and FSession multi-attach modes and attachment cookies. Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Adding tests for tracing_multi link type attachment. Disabling tests in CI for now, waiting for 7.2. Signed-off-by: Jiri Olsa <jolsa@kernel.org>
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