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From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Arnaldo Carvalho de Melo <arnaldo.melo@gmail.com>
Cc: "Nick Clifton" <nickc@redhat.com>,
	"Martin Liška" <mliska@suse.cz>, "Yonghong Song" <yhs@fb.com>,
	"Andrii Nakryiko" <andrii.nakryiko@gmail.com>,
	dwarves@vger.kernel.org
Subject: Re: Encountered error while encoding BTF due to Unsupported DW_TAG_unspecified_type(0x3b)
Date: Tue, 4 Oct 2022 15:07:57 -0300	[thread overview]
Message-ID: <Yzx2fcq4s3umw8WY@kernel.org> (raw)
In-Reply-To: <81431BB6-D014-4623-BE8D-9BBB457EB687@gmail.com>

Em Tue, Oct 04, 2022 at 10:25:31AM -0300, Arnaldo Carvalho de Melo escreveu:
> On October 4, 2022 9:33:05 AM GMT-03:00, Nick Clifton <nickc@redhat.com> wrote:
> >Hi Arnaldo,
> >
> >>>   <0><c>: Abbrev Number: 3 (DW_TAG_unspecified_type) <--- the problematic TAG
> >
> >>>   <1><29>: Abbrev Number: 2 (DW_TAG_subprogram)
> >>>      <2a>   DW_AT_name        : (indirect string, offset: 0x2e): entry_ibpb
> >>>      <2e>   DW_AT_type        : <0xc>
> >
> >If it helps the tag is used to tell consumers like GDB that the return
> >type of specific functions (eg entry_ibpb in the above example) is unknown.
 
> Sure helps, thanks!
 
> I noticed this is for assembly source code, I'll add it as a special
> "type" and probably for BTF mask it to void.

s/mask/map/g
 
- Arnaldo

  reply	other threads:[~2022-10-04 18:08 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-03  8:56 Encountered error while encoding BTF due to Unsupported DW_TAG_unspecified_type(0x3b) Martin Liška
2022-10-03 12:07 ` Nick Clifton
2022-10-04 12:15   ` Arnaldo Carvalho de Melo
2022-10-04 12:17 ` Arnaldo Carvalho de Melo
2022-10-04 12:31   ` Arnaldo Carvalho de Melo
2022-10-04 21:42     ` Arnaldo Carvalho de Melo
2022-10-05  8:41     ` Martin Liška
2022-10-04 12:33   ` Nick Clifton
2022-10-04 13:25     ` Arnaldo Carvalho de Melo
2022-10-04 18:07       ` Arnaldo Carvalho de Melo [this message]
2022-10-04 21:13         ` Arnaldo Carvalho de Melo
2022-10-04 21:44 ` Arnaldo Carvalho de Melo
2022-10-05  7:23   ` Martin Liška
2022-10-05 14:37     ` Arnaldo Carvalho de Melo
2022-10-05 15:43       ` Arnaldo Carvalho de Melo
2022-10-06 11:54         ` Martin Liška
     [not found]           ` <Yz7bevBJAm0JiLfp@kernel.org>
2022-10-06 14:00             ` Arnaldo Carvalho de Melo
2022-10-06 14:15               ` [PATCH/RFC pahole] btf_encoder: Encode DW_TAG_unspecified_type as BTF_KIND_CONST was: " Arnaldo Carvalho de Melo
2022-10-06 16:04               ` Andrii Nakryiko
2022-10-06 17:23                 ` Arnaldo Carvalho de Melo
2022-10-07 20:21                   ` Arnaldo Carvalho de Melo
2022-10-08  0:25                     ` Yonghong Song
2022-10-10 12:06                       ` Arnaldo Carvalho de Melo
2022-10-10 20:08                         ` Arnaldo Carvalho de Melo
2022-10-10 20:19                           ` Arnaldo Carvalho de Melo
2022-10-11  5:57                             ` Yonghong Song
2022-10-11 13:45                               ` Arnaldo Carvalho de Melo
2022-10-11 15:33                                 ` Yonghong Song
2022-10-11 17:16                                   ` Arnaldo Carvalho de Melo
2023-01-30  9:23                                     ` Martin Liška
2023-01-30 14:20                                       ` pahole 1.25 plans was: " Arnaldo Carvalho de Melo
2023-03-12  0:03                                         ` Dominique Martinet
2022-10-05 16:55 ` Arnaldo Carvalho de Melo

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