BPF gains unwind cleanup pads for Rust-style resource release
Yonghong Song's bpf-next series runs landing-pad cleanups on bpf_unwind so frames that own locks or kptrs can tear down instead of being discarded.
By oops#unwinding
BPF adds unwind landing pads for resource cleanup
Kernel support for compiler-emitted cleanup tables would let bpf_unwind() run Drop-style release instead of discarding frames.
By oopsBPF landing pads let unwinds run cleanup for Rust panics
Kernel and libbpf support for compiler-emitted cleanup tables lets bpf_unwind() release locks and Drop-owned state instead of discarding frames.
By oops