From: Eduard Zingerman <eddyz87@gmail.com>
To: Ihor Solodrai <ihor.solodrai@linux.dev>,
dwarves@vger.kernel.org, bpf@vger.kernel.org
Cc: acme@kernel.org, alan.maguire@oracle.com, ast@kernel.org,
andrii@kernel.org, mykolal@fb.com, kernel-team@meta.com
Subject: Re: [PATCH v2 dwarves 3/4] pahole: introduce --btf_feature=attributes
Date: Tue, 18 Feb 2025 21:30:32 -0800 [thread overview]
Message-ID: <8daa5d4d88c42316dd0cb27e65dbc443871dabb8.camel@gmail.com> (raw)
In-Reply-To: <20250212201552.1431219-4-ihor.solodrai@linux.dev>
On Wed, 2025-02-12 at 12:15 -0800, Ihor Solodrai wrote:
> Add a feature flag "attributes" (default: false) controlling whether
> pahole is allowed to generate BTF attributes: type tags and decl tags
> with kind_flag = 1.
>
> This is necessary for backward compatibility, as BPF verifier does not
> recognize tags with kind_flag = 1 prior to (at least) 6.14-rc1 [1].
>
> [1] https://lore.kernel.org/bpf/20250130201239.1429648-1-ihor.solodrai@linux.dev/
>
> Signed-off-by: Ihor Solodrai <ihor.solodrai@linux.dev>
> Reviewed-by: Alan Maguire <alan.maguire@oracle.com>
> ---
Acked-by: Eduard Zingerman <eddyz87@gmail.com>
next prev parent reply other threads:[~2025-02-19 5:30 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-12 20:15 [PATCH v2 dwarves 0/4] btf_encoder: emit type tags for bpf_arena pointers Ihor Solodrai
2025-02-12 20:15 ` [PATCH v2 dwarves 1/4] btf_encoder: refactor btf_encoder__tag_kfuncs() Ihor Solodrai
2025-02-19 3:25 ` Eduard Zingerman
2025-02-12 20:15 ` [PATCH v2 dwarves 2/4] btf_encoder: emit type tags for bpf_arena pointers Ihor Solodrai
2025-02-19 4:36 ` Eduard Zingerman
2025-02-19 5:45 ` Eduard Zingerman
2025-02-19 18:03 ` Ihor Solodrai
2025-02-12 20:15 ` [PATCH v2 dwarves 3/4] pahole: introduce --btf_feature=attributes Ihor Solodrai
2025-02-19 5:30 ` Eduard Zingerman [this message]
2025-02-12 20:15 ` [PATCH v2 dwarves 4/4] man-pages: describe attributes and remove reproducible_build Ihor Solodrai
2025-02-13 13:16 ` [PATCH v2 dwarves 0/4] btf_encoder: emit type tags for bpf_arena pointers Jiri Olsa
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