[-next,0/2] Support riscv jit to provide bpf_line_info

Message

Pu Lehui April 26, 2022, 2:09 p.m. UTC

patch 1 fix an issue that could not print bpf line info due
to data inconsistency in 32-bit environment.

patch 2 add support for riscv jit to provide bpf_line_info.
Both RV32 and RV64 tests have been passed as like follow:

./test_progs -a btf
#19 btf:OK
Summary: 1/215 PASSED, 0 SKIPPED, 0 FAILED

Pu Lehui (2):
  bpf: Unify data extension operation of jited_ksyms and jited_linfo
  riscv, bpf: Support riscv jit to provide bpf_line_info

 arch/riscv/net/bpf_jit.h                     |  1 +
 arch/riscv/net/bpf_jit_core.c                |  7 ++++++-
 kernel/bpf/syscall.c                         |  5 ++++-
 tools/lib/bpf/bpf_prog_linfo.c               |  8 ++++----
 tools/testing/selftests/bpf/prog_tests/btf.c | 18 +++++++++---------
 5 files changed, 24 insertions(+), 15 deletions(-)