[PATCH bpf 0/2] bpf fix for mixed tail calls and subprograms · John Fastabend <john.fastabend@gmail.com> · 2021-06-08
[PATCH bpf 1/2] bpf: Fix null ptr deref with mixed tail calls and subprogs · John Fastabend <john.fastabend@gmail.com> · 2021-06-08
Re: [PATCH bpf 1/2] bpf: Fix null ptr deref with mixed tail calls and subprogs · Yonghong Song <hidden> · 2021-06-09
Re: [PATCH bpf 1/2] bpf: Fix null ptr deref with mixed tail calls and subprogs · Maciej Fijalkowski <maciej.fijalkowski@intel.com> · 2021-06-09
Re: [PATCH bpf 1/2] bpf: Fix null ptr deref with mixed tail calls and subprogs · John Fastabend <john.fastabend@gmail.com> · 2021-06-09
[PATCH bpf 2/2] bpf: selftest to verify mixing bpf2bpf calls and tailcalls with insn patch · John Fastabend <john.fastabend@gmail.com> · 2021-06-08
Re: [PATCH bpf 2/2] bpf: selftest to verify mixing bpf2bpf calls and tailcalls with insn patch · Yonghong Song <hidden> · 2021-06-09
Re: [PATCH bpf 2/2] bpf: selftest to verify mixing bpf2bpf calls and tailcalls with insn patch · Maciej Fijalkowski <maciej.fijalkowski@intel.com> · 2021-06-09
Re: [PATCH bpf 2/2] bpf: selftest to verify mixing bpf2bpf calls and tailcalls with insn patch · John Fastabend <john.fastabend@gmail.com> · 2021-06-09
Re: [PATCH bpf 2/2] bpf: selftest to verify mixing bpf2bpf calls and tailcalls with insn patch · Maciej Fijalkowski <maciej.fijalkowski@intel.com> · 2021-06-09
Re: [PATCH bpf 0/2] bpf fix for mixed tail calls and subprograms · Yonghong Song <hidden> · 2021-06-09
Re: [PATCH bpf 0/2] bpf fix for mixed tail calls and subprograms · John Fastabend <john.fastabend@gmail.com> · 2021-06-09
Re: [PATCH bpf 0/2] bpf fix for mixed tail calls and subprograms · Yonghong Song <hidden> · 2021-06-10

Re: [PATCH bpf 2/2] bpf: selftest to verify mixing bpf2bpf calls and tailcalls with insn patch

From: Yonghong Song <hidden>
Date: 2021-06-09 06:23:06
Also in: bpf


On 6/8/21 12:30 PM, John Fastabend wrote:

This adds some extra noise to the tailcall_bpf2bpf4 tests that will cause
verifier to patch insns. This then moves around subprog start/end insn
index and poke descriptor insn index to ensure that verify and JIT will
continue to track these correctly.

Reviewed-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: John Fastabend <john.fastabend@gmail.com>

Acked-by: Yonghong Song <redacted>

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