From: Eduard Zingerman <eddyz87@gmail.com>
To: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Cc: bpf <bpf@vger.kernel.org>, Alexei Starovoitov <ast@kernel.org>,
Andrii Nakryiko <andrii@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Martin KaFai Lau <martin.lau@linux.dev>,
Kernel Team <kernel-team@fb.com>,
Yonghong Song <yonghong.song@linux.dev>,
Kumar Kartikeya Dwivedi <memxor@gmail.com>,
Andrew Werner <awerner32@gmail.com>
Subject: Re: [PATCH bpf 03/12] selftests/bpf: fix bpf_loop_bench for new callback verification scheme
Date: Fri, 17 Nov 2023 23:50:17 +0200 [thread overview]
Message-ID: <98121f5fd31d67825f4869acd02d1c672f13772c.camel@gmail.com> (raw)
In-Reply-To: <CAADnVQJ-ujkk0CKD6=J2dXhd2gJGp-nsnCcRAHBB_6+FBB=xOw@mail.gmail.com>
On Fri, 2023-11-17 at 13:47 -0800, Alexei Starovoitov wrote:
[...]
> > This is patch #3, and actual changes are in patch #6, I can change it to:
> >
> > A follow-up patch "bpf: verify callbacks as if they are called
> > unknown number of times" changes logic for callbacks handling.
> > While previously callbacks were verified as a single function
> > call, new scheme takes into account that callbacks could be
> > executed unknown number of times.
> > ...
> >
> > Would that work?
>
> ... or just drop it. The commit log typically describes only what's
> happening in this commit or links to prior commits.
> Future commit references are unusual.
But there needs to be some justification.
Since this is not a test, maybe move it after patch #6 and refer to a
changes from a previous commit?
next prev parent reply other threads:[~2023-11-17 21:50 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-16 2:17 [PATCH bpf 00/12] verify callbacks as if they are called unknown number of times Eduard Zingerman
2023-11-16 2:17 ` [PATCH bpf 01/12] selftests/bpf: track tcp payload offset as scalar in xdp_synproxy Eduard Zingerman
2023-11-17 16:46 ` Andrii Nakryiko
2023-11-16 2:17 ` [PATCH bpf 02/12] selftests/bpf: track string payload offset as scalar in strobemeta Eduard Zingerman
2023-11-17 16:46 ` Andrii Nakryiko
2023-11-17 18:52 ` Eduard Zingerman
2023-11-16 2:17 ` [PATCH bpf 03/12] selftests/bpf: fix bpf_loop_bench for new callback verification scheme Eduard Zingerman
2023-11-17 16:46 ` Andrii Nakryiko
2023-11-17 18:52 ` Eduard Zingerman
2023-11-17 21:38 ` Alexei Starovoitov
2023-11-17 21:43 ` Eduard Zingerman
2023-11-17 21:47 ` Alexei Starovoitov
2023-11-17 21:50 ` Eduard Zingerman [this message]
2023-11-17 21:55 ` Alexei Starovoitov
2023-11-16 2:17 ` [PATCH bpf 04/12] bpf: extract __check_reg_arg() utility function Eduard Zingerman
2023-11-17 16:46 ` Andrii Nakryiko
2023-11-16 2:17 ` [PATCH bpf 05/12] bpf: extract setup_func_entry() " Eduard Zingerman
2023-11-17 16:46 ` Andrii Nakryiko
2023-11-17 18:52 ` Eduard Zingerman
2023-11-16 2:17 ` [PATCH bpf 06/12] bpf: verify callbacks as if they are called unknown number of times Eduard Zingerman
2023-11-17 16:46 ` Andrii Nakryiko
2023-11-17 18:52 ` Eduard Zingerman
2023-11-17 20:27 ` Andrii Nakryiko
2023-11-17 21:03 ` Eduard Zingerman
2023-11-16 2:17 ` [PATCH bpf 07/12] selftests/bpf: tests for iterating callbacks Eduard Zingerman
2023-11-17 16:46 ` Andrii Nakryiko
2023-11-16 2:17 ` [PATCH bpf 08/12] bpf: widening for callback iterators Eduard Zingerman
2023-11-17 16:46 ` Andrii Nakryiko
2023-11-16 2:18 ` [PATCH bpf 09/12] selftests/bpf: test widening for iterating callbacks Eduard Zingerman
2023-11-17 16:47 ` Andrii Nakryiko
2023-11-17 18:53 ` Eduard Zingerman
2023-11-17 20:28 ` Andrii Nakryiko
2023-11-16 2:18 ` [PATCH bpf 10/12] bpf: keep track of max number of bpf_loop callback iterations Eduard Zingerman
2023-11-16 14:08 ` Andrii Nakryiko
2023-11-16 14:13 ` Eduard Zingerman
2023-11-17 16:47 ` Andrii Nakryiko
2023-11-17 18:53 ` Eduard Zingerman
2023-11-17 20:30 ` Andrii Nakryiko
2023-11-16 2:18 ` [PATCH bpf 11/12] selftests/bpf: add __not_msg annotation for test_loader based tests Eduard Zingerman
2023-11-17 16:45 ` Andrii Nakryiko
2023-11-17 18:53 ` Eduard Zingerman
2023-11-17 20:31 ` Andrii Nakryiko
2023-11-17 21:10 ` Eduard Zingerman
2023-11-17 21:33 ` Alexei Starovoitov
2023-11-16 2:18 ` [PATCH bpf 12/12] selftests/bpf: check if max number of bpf_loop iterations is tracked Eduard Zingerman
2023-11-17 16:47 ` Andrii Nakryiko
2023-11-17 18:53 ` Eduard Zingerman
2023-11-17 20:32 ` Andrii Nakryiko
2023-11-17 21:18 ` Eduard Zingerman
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