BTF gains compact encoding for inline function probe sites
Alan Maguire's bpf-next series lets tracers attach kprobe-style instrumentation at inlined call sites without ballooning type data.
By kexec#bpftool
BPF gains global per-CPU variables in a .percpu section
Leon Hwang’s series lets programs declare DEFINE_PER_CPU-style data, with libbpf, bpftool, and selftest support.
By oops