From: Anton Protopopov <a.s.protopopov@gmail.com>
To: bpf@vger.kernel.org
Cc: Alexei Starovoitov <ast@kernel.org>
Subject: Re: [PATCH bpf-next] bpf: force BPF_F_RDONLY_PROG on insn array creation
Date: Fri, 28 Nov 2025 06:24:18 +0000 [thread overview]
Message-ID: <aSlAEotGnO518JYf@mail.gmail.com> (raw)
In-Reply-To: <20251127210656.3239541-1-a.s.protopopov@gmail.com>
On 25/11/27 09:06PM, Anton Protopopov wrote:
> The original implementation added a hack to check_mem_access()
> to prevent programs from writing into insn arrays. To get rid
> of this hack, enforce BPF_F_RDONLY_PROG on map creation.
>
> Also fix the corresponding selftest, as the error message changes
> with this patch.
Will resend it as part of a series, as the following patch depends on this one.
(See https://lore.kernel.org/bpf/20251127210732.3241888-1-a.s.protopopov@gmail.com/T/#u)
> [...]
prev parent reply other threads:[~2025-11-28 6:17 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-27 21:06 [PATCH bpf-next] bpf: force BPF_F_RDONLY_PROG on insn array creation Anton Protopopov
2025-11-28 6:24 ` Anton Protopopov [this message]
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