BPF fixes, mostly in the JIT backends. Bugzilla 1959 and 1427.
The existing JIT tests were never run on arm64, which is how the gaps
here went unnoticed. The tests now fail rather than skip when a JIT
backend exists but produces nothing.
Tested on x86_64 and arm64.
Christophe Fontaine (1):
bpf/arm64: fix offset type to allow a negative jump
Stephen Hemminger (9):
bpf/x86: fix JIT encoding of fixed-width immediates
test/bpf: add JSET test with small immediate
bpf: mask shift count in interpreter per RFC 9669
bpf/arm64: mask shift count per RFC 9669
test/bpf: add test for large shift
Subject: [PATCH 07/10] bpf/arm64: add BPF_ABS/BPF_IND packet load
support
test/bpf: check that JIT was generated
test/bpf: check that bpf_convert can be JIT'd
bpf: fix uninitialized warning
app/test/test_bpf.c | 320 +++++++++++++++++++++++++++++++---------
lib/bpf/bpf_exec.c | 31 ++--
lib/bpf/bpf_jit_arm64.c | 204 ++++++++++++++++++++++++-
lib/bpf/bpf_jit_x86.c | 6 +-
lib/bpf/bpf_validate.c | 2 +-
lib/bpf/meson.build | 2 +
6 files changed, 476 insertions(+), 89 deletions(-)
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2.53.0
