Re: [PATCH bpf-next v2 6/6] docs, resolve_btfids: Document kfunc BTF annotation emission

[Eduard Zingerman <eddyz87@gmail.com>]

On Thu, 2026-08-06 at 14:06 -0700, Ihor Solodrai wrote:

...

> > > @@ -14,6 +14,9 @@ pahole-flags-$(call test-ge, $(pahole-ver), 125)	+= --skip_encoding_btf_inconsis
> > >  else
> > >  
> > >  # Switch to using --btf_features for v1.26 and later.
> > > +#
> > > +# kfunc BTF annotations (bpf_kfunc/bpf_fastcall decl tags and the arena
> > > +# address_space(1) type attribute) are emitted by resolve_btfids, not pahole.
> > 
> > What's the point of this comment?
> 
> The point is to inform the reader "where did decl_tag_kfuncs go?".
> Question is whether the git log will be enough, or is a comment
> also appropriate?

I don't think we don't do this usually. E.g. it would be a first such
comment in this makefile. Also, the comment looks suspiciously like
something Claude inserts :)

> > 
> > >  pahole-flags-$(call test-ge, $(pahole-ver), 126)  = -j$(JOBS) --btf_features=encode_force,var,float,enum64,decl_tag,type_tag,optimized_func,consistent_func
> > >  
> > >  pahole-flags-$(call test-ge, $(pahole-ver), 131) += --btf_features=layout
> > 
> > ...