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From: Eduard Zingerman <eddyz87@gmail.com>
To: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Cc: bpf@vger.kernel.org,  Alexei Starovoitov <ast@kernel.org>,
	 Andrii Nakryiko <andrii@kernel.org>,
	 Daniel Borkmann <daniel@iogearbox.net>,
	Martin KaFai Lau <martin.lau@kernel.org>,
	 Emil Tsalapatis <emil@etsalapatis.com>,
	 Barret Rhoden <brho@google.com>,
	 Matt Bobrowski <mattbobrowski@google.com>,
	 kkd@meta.com,  kernel-team@meta.com
Subject: Re: [PATCH bpf-next v2 04/11] bpf: Hold RCU read lock in bpf_prog_ksym_find
Date: Tue, 27 May 2025 17:33:45 -0700	[thread overview]
Message-ID: <m25xhl4lqu.fsf@gmail.com> (raw)
In-Reply-To: <CAP01T76h+=QCerjcJZy_LE6UgF6Gu1mmfLbi10OJjDRK=JrrpA@mail.gmail.com> (Kumar Kartikeya Dwivedi's message of "Wed, 28 May 2025 02:27:37 +0200")

Kumar Kartikeya Dwivedi <memxor@gmail.com> writes:

[...]

> Alternatively, we can add WARN_ON_ONCE(rcu_read_lock_held()) as a requirement.

I think this is a good option.

[...]

  reply	other threads:[~2025-05-28  0:33 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-05-24  1:18 [PATCH bpf-next v2 00/11] BPF Standard Streams Kumar Kartikeya Dwivedi
2025-05-24  1:18 ` [PATCH bpf-next v2 01/11] bpf: Introduce BPF standard streams Kumar Kartikeya Dwivedi
2025-05-27 23:47   ` Eduard Zingerman
2025-05-27 23:55     ` Kumar Kartikeya Dwivedi
2025-05-28  0:23       ` Eduard Zingerman
2025-05-28  0:30         ` Kumar Kartikeya Dwivedi
2025-06-02 20:07   ` Alexei Starovoitov
2025-06-02 20:31     ` Kumar Kartikeya Dwivedi
2025-05-24  1:18 ` [PATCH bpf-next v2 02/11] bpf: Add function to extract program source info Kumar Kartikeya Dwivedi
2025-06-02 20:18   ` Alexei Starovoitov
2025-06-02 20:21     ` Kumar Kartikeya Dwivedi
2025-06-02 20:25       ` Alexei Starovoitov
2025-06-02 20:31         ` Kumar Kartikeya Dwivedi
2025-05-24  1:18 ` [PATCH bpf-next v2 03/11] bpf: Add function to find program from stack trace Kumar Kartikeya Dwivedi
2025-05-24  1:18 ` [PATCH bpf-next v2 04/11] bpf: Hold RCU read lock in bpf_prog_ksym_find Kumar Kartikeya Dwivedi
2025-05-24  4:41   ` Kumar Kartikeya Dwivedi
2025-05-28  0:15     ` Eduard Zingerman
2025-05-28  0:27       ` Kumar Kartikeya Dwivedi
2025-05-28  0:33         ` Eduard Zingerman [this message]
2025-05-24  1:18 ` [PATCH bpf-next v2 05/11] bpf: Add dump_stack() analogue to print to BPF stderr Kumar Kartikeya Dwivedi
2025-05-28  0:45   ` Eduard Zingerman
2025-05-28  0:58     ` Kumar Kartikeya Dwivedi
2025-05-28  6:03       ` Eduard Zingerman
2025-05-24  1:18 ` [PATCH bpf-next v2 06/11] bpf: Report may_goto timeout " Kumar Kartikeya Dwivedi
2025-06-02 22:27   ` Alexei Starovoitov
2025-06-03  1:55     ` Kumar Kartikeya Dwivedi
2025-05-24  1:18 ` [PATCH bpf-next v2 07/11] bpf: Report rqspinlock deadlocks/timeout " Kumar Kartikeya Dwivedi
2025-06-02 22:32   ` Alexei Starovoitov
2025-06-03  2:06     ` Kumar Kartikeya Dwivedi
2025-05-24  1:18 ` [PATCH bpf-next v2 08/11] libbpf: Add bpf_stream_printk() macro Kumar Kartikeya Dwivedi
2025-05-28  6:12   ` Eduard Zingerman
2025-05-28 10:09     ` Kumar Kartikeya Dwivedi
2025-05-24  1:18 ` [PATCH bpf-next v2 09/11] libbpf: Introduce bpf_prog_stream_read() API Kumar Kartikeya Dwivedi
2025-05-28 18:02   ` Eduard Zingerman
2025-05-29 15:36     ` Kumar Kartikeya Dwivedi
2025-06-05 20:06   ` Andrii Nakryiko
2025-05-24  1:18 ` [PATCH bpf-next v2 10/11] bpftool: Add support for dumping streams Kumar Kartikeya Dwivedi
2025-05-27 10:20   ` Quentin Monnet
2025-05-27 14:51     ` Kumar Kartikeya Dwivedi
2025-05-24  1:18 ` [PATCH bpf-next v2 11/11] selftests/bpf: Add tests for prog streams Kumar Kartikeya Dwivedi
2025-05-28 17:04   ` Eduard Zingerman
2025-05-29 14:57     ` Kumar Kartikeya Dwivedi
2025-05-29 16:28       ` Eduard Zingerman

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