linux-kernel - Re: [PATCH bpf-next] bpf, docs: Update pahole to 1.28 for selftests

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Message-ID: <aVjdUjai0lzpMeHv@archie.me>
Date: Sat, 3 Jan 2026 16:11:46 +0700
From: Bagas Sanjaya <bagasdotme@...il.com>
To: Ihor Solodrai <ihor.solodrai@...ux.dev>,
	Hemanth Malla <vmalla@...ux.microsoft.com>, bpf@...r.kernel.org,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: ast@...nel.org, daniel@...earbox.net, andrii@...nel.org,
	martin.lau@...ux.dev, eddyz87@...il.com, song@...nel.org,
	yonghong.song@...ux.dev, john.fastabend@...il.com,
	kpsingh@...nel.org, sdf@...ichev.me, haoluo@...gle.com,
	jolsa@...nel.org, vmalla@...rosoft.com, corbet@....net,
	Alan Maguire <alan.maguire@...cle.com>,
	dwarves <dwarves@...r.kernel.org>
Subject: Re: [PATCH bpf-next] bpf, docs: Update pahole to 1.28 for selftests

On Fri, Jan 02, 2026 at 07:33:50AM -0800, Ihor Solodrai wrote:
> On 1/2/26 3:13 AM, Hemanth Malla wrote:
> > diff --git a/Documentation/bpf/bpf_devel_QA.rst b/Documentation/bpf/bpf_devel_QA.rst
> > index 0acb4c9b8d90..3a147b6c780e 100644
> > --- a/Documentation/bpf/bpf_devel_QA.rst
> > +++ b/Documentation/bpf/bpf_devel_QA.rst
> > @@ -482,7 +482,7 @@ under test should match the config file fragment in
> >  tools/testing/selftests/bpf as closely as possible.
> >  
> >  Finally to ensure support for latest BPF Type Format features -
> > -discussed in Documentation/bpf/btf.rst - pahole version 1.16
> > +discussed in Documentation/bpf/btf.rst - pahole version 1.28
> 
> Hi Hemanth, thanks for the patch.
> 
> Acked-by: Ihor Solodrai <ihor.solodrai@...ux.dev>
> 
> 1.28 is needed for --distilled_base [1], which is only a requirement
> for tests using modules. Many other tests are likely to work with
> older versions, but the minimum for the kernel build is 1.22 now [2].
> 
> Not sure if it's worth it to add this nuance to the QA doc, although
> in general we should recommend people running the selftests to use the
> latest pahole release. Maybe add a comment?

I guess minimum pahole version can be added to
Documentation/process/changes.rst.

Thanks.

-- 
An old man doll... just what I always wanted! - Clara

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