GfA/linux_kernel: linux kernel based on RobertCNelsons patchset https://github.com/RobertCNelson/bb-kernel @ ae65a26dd387fec18dd1645fbb4b901b379cd6f5

Wang Nan edd695b032 perf clang: Compile BPF script using builtin clang support		8 lat temu
..
Build	00b86691c7 perf clang: Add builtin clang support ant test case	8 lat temu
clang-c.h	edd695b032 perf clang: Compile BPF script using builtin clang support	8 lat temu
clang-test.cpp	5e08a76525 perf clang: Support compile IR to BPF object and add testcase	8 lat temu
clang.cpp	edd695b032 perf clang: Compile BPF script using builtin clang support	8 lat temu
clang.h	5e08a76525 perf clang: Support compile IR to BPF object and add testcase	8 lat temu