From: Eduard Zingerman <eddyz87@gmail.com>
To: Andrii Nakryiko <andrii.nakryiko@gmail.com>
Cc: Andrii Nakryiko <andrii@kernel.org>,
bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net,
martin.lau@kernel.org, kernel-team@meta.com
Subject: Re: [PATCH bpf-next 2/4] bpf: fix precision backtracking instruction iteration
Date: Fri, 10 Nov 2023 01:37:37 +0200 [thread overview]
Message-ID: <49fe09a850f168af51fac5d020cb3680e6071768.camel@gmail.com> (raw)
In-Reply-To: <CAEf4BzbK1B-mQxS5dH98MjmMMWjVUvzyrwHi5qWNBtPJs384kw@mail.gmail.com>
On Thu, 2023-11-09 at 15:28 -0800, Andrii Nakryiko wrote:
[...]
> > > I think that this case needs a dedicated test case that would check
> > > precision tracking log.
> >
> > ok, will add
> >
>
> But I will say that it would be much better if verifier/precise.c was
> converted to embedded assembly... Let's see if we can somehow
> negotiate completing test_verifier conversion? ;)
I'll take a look at what can be done for precise.c over the weekend.
next prev parent reply other threads:[~2023-11-09 23:37 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-08 23:11 [PATCH bpf-next 0/4] BPF control flow graph and precision backtrack fixes Andrii Nakryiko
2023-11-08 23:11 ` [PATCH bpf-next 1/4] bpf: handle ldimm64 properly in check_cfg() Andrii Nakryiko
2023-11-09 22:25 ` Eduard Zingerman
2023-11-08 23:11 ` [PATCH bpf-next 2/4] bpf: fix precision backtracking instruction iteration Andrii Nakryiko
2023-11-09 17:20 ` Eduard Zingerman
2023-11-09 23:18 ` Andrii Nakryiko
2023-11-09 23:28 ` Andrii Nakryiko
2023-11-09 23:37 ` Eduard Zingerman [this message]
2023-11-08 23:11 ` [PATCH bpf-next 3/4] bpf: fix control-flow graph checking in privileged mode Andrii Nakryiko
2023-11-09 22:00 ` Eduard Zingerman
2023-11-09 23:25 ` Andrii Nakryiko
2023-11-10 1:26 ` Alexei Starovoitov
2023-11-10 3:41 ` Andrii Nakryiko
2023-11-10 4:08 ` Alexei Starovoitov
2023-11-10 5:31 ` Andrii Nakryiko
2023-11-10 5:33 ` Andrii Nakryiko
2023-11-08 23:11 ` [PATCH bpf-next 4/4] selftests/bpf: add more test cases for check_cfg() Andrii Nakryiko
2023-11-09 22:21 ` Eduard Zingerman
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