Re: [PATCH v13 bpf-next 0/8] Add BTF layout to BTF

Andrii Nakryiko <[email protected]>
Newsgroups org.kernel.vger.dwarves,org.kernel.vger.bpf
Message-ID <CAEf4BzYgArb8DhgNdOikPYSqCjYSasmT1TA8d26=WSk+aPWFOA@mail.gmail.com>
On Wed, Mar 11, 2026 at 10:35 AM Alan Maguire <[email protected]> wrote:
>
> On 06/03/2026 11:36, Alan Maguire wrote:
> > Update struct btf_header to add a new "layout" section containing
> > a description of how to parse the BTF kinds known about at BTF
> > encoding time.  This provides the opportunity for tools that might
> > not know all of these kinds - as is the case when older tools run
> > on more newly-generated BTF - to still parse the BTF provided,
> > even if it cannot all be used.
> >
>
> looks like patch 2 needs a resync with bpf-next [1]; let me know if there's
> any additional feedback and I can roll it into an updated revision if needed.
>

please see my comment/question about potentially truncating btf_header
(internally) and how that situation should be dealt with for writable
BTF situation, but other than that looks good to me

> Thanks!
>
> [1] https://patchwork.kernel.org/project/netdevbpf/patch/[email protected]/
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