patch 1 fix a minor issue where usdt_cookie is cast to 32 bits. patch 2 add support riscv libbpf USDT argument parsing logic, both RV32 and RV64 tests have been passed as like follow: # ./test_progs -t usdt #169 usdt:OK Summary: 1/4 PASSED, 0 SKIPPED, 0 FAILED Pu Lehui (2): libbpf: Fix usdt_cookie being cast to 32 bits libbpf: Support riscv USDT argument parsing logic tools/lib/bpf/libbpf.c | 2 +- tools/lib/bpf/libbpf_internal.h | 2 +- tools/lib/bpf/usdt.c | 115 ++++++++++++++++++++++++++++++-- 3 files changed, 113 insertions(+), 6 deletions(-) -- 2.25.1