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From: Alan Maguire <alan.maguire@oracle.com>
To: Ihor Solodrai <ihor.solodrai@linux.dev>, dwarves@vger.kernel.org
Cc: bpf@vger.kernel.org, acme@kernel.org, andrii@kernel.org,
	ast@kernel.org, eddyz87@gmail.com, olsajiri@gmail.com,
	kernel-team@meta.com
Subject: Re: [PATCH dwarves v1] btf_encoder: move ambiguous_addr flag to elf_function
Date: Thu, 9 Oct 2025 13:40:56 +0100	[thread overview]
Message-ID: <167bfba2-c65c-4e32-968c-3157e85bc410@oracle.com> (raw)
In-Reply-To: <580f039a-72eb-417b-a435-d9ec0661fb96@linux.dev>

On 20/09/2025 01:43, Ihor Solodrai wrote:
> On 9/19/25 5:36 PM, Ihor Solodrai wrote:
>> Having an "ambiguous address" in the context of BTF encoding is an
>> attribute of an ELF function, and not any specific DWARF instance of
>> it. Thus it is redundant to maintain this flag in every
>> btf_encoder_func_state, and merging them in btf_encoder__save_func().
>>
>> Signed-off-by: Ihor Solodrai <ihor.solodrai@linux.dev>
>> ---
>>  btf_encoder.c | 47 ++++++++++++++++++++++++-----------------------
>>  1 file changed, 24 insertions(+), 23 deletions(-)
>>
>> [...]
> Hi Alan,
> 
> I've just noticed that you merged v2 of "btf_encoder: group all
> function ELF syms by function name" and not v3 [1] as I expected.
> 
> This patch is essentialy v2->v3 diff merged into current next.
> 
> vmlinux.h is identical between this patch and pahole/next (09c1e9c)
> for a sample vmlinux I had at hand.
> 
> Successful CI checks: https://github.com/acmel/dwarves/pull/70/checks
> 
> [1] https://lore.kernel.org/dwarves/20250801202009.3942492-1-ihor.solodrai@linux.dev/

applied to the next branch of

https://git.kernel.org/pub/scm/devel/pahole/pahole.git/

Thanks!

Alan

      parent reply	other threads:[~2025-10-09 12:41 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-20  0:36 [PATCH dwarves v1] btf_encoder: move ambiguous_addr flag to elf_function Ihor Solodrai
2025-09-20  0:43 ` Ihor Solodrai
2025-09-22 11:59   ` Alan Maguire
2025-10-09 12:40   ` Alan Maguire [this message]

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