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From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Andrii Nakryiko <andrii.nakryiko@gmail.com>
Cc: "Sedat Dilek" <sedat.dilek@gmail.com>,
	"Mark Wielaard" <mark@klomp.org>,
	"Arnaldo Carvalho de Melo" <arnaldo.melo@gmail.com>,
	"Tom Stellard" <tstellar@redhat.com>,
	"Jiri Olsa" <jolsa@kernel.org>,
	dwarves@vger.kernel.org, bpf <bpf@vger.kernel.org>,
	"Alexei Starovoitov" <ast@kernel.org>,
	"Andrii Nakryiko" <andriin@fb.com>, "Yonghong Song" <yhs@fb.com>,
	"Hao Luo" <haoluo@google.com>,
	"Daniel P. Berrangé" <berrange@redhat.com>
Subject: Re: [RFT] pahole 1.20 RC was Re: [PATCH] btf_encoder: Add extra checks for symbol names
Date: Wed, 3 Feb 2021 22:06:29 -0300	[thread overview]
Message-ID: <20210204010629.GB854763@kernel.org> (raw)
In-Reply-To: <CAEf4Bzay-MS9mKc7N9Kc-eQBv1U5DomOY4VoBW=BQZaqs3f0kg@mail.gmail.com>

Em Wed, Feb 03, 2021 at 03:21:58PM -0800, Andrii Nakryiko escreveu:
> On Wed, Feb 3, 2021 at 1:48 PM Sedat Dilek <sedat.dilek@gmail.com> wrote:
> > Looks like CONFIG_DEBUG_INFO_BTF=y makes troubles with LLVM/Clang.
> > Can we have a fix for Linux v5.11-rc6+ to avoid a selection of it when
> > CC_IS_CLANG=y?
 
> Let's first understand problems and try to fix them, please.

Yeah, from what I've read this is something only related to clang
building the kernel with DWARF5, right?

I just delayed to tomorrow releasing pahole 1.20 as its late here and
there is this discussion going on, what I have is at:

https://git.kernel.org/pub/scm/devel/pahole/pahole.git/log/?h=tmp.1.20

There is one patch more than what I think Sedat tried, that makes a
Mark's patch for DWARF_TAG_call_site{_parameter} to be applied as well
when processing inline expansions, which for what is being discussed
here seems unrelated, just avoids tons of warnings when processing
vmlinux with gcc 11 in fedora rawhide.

- Arnaldo

  reply	other threads:[~2021-02-04  1:07 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-12 18:40 [PATCH] btf_encoder: Add extra checks for symbol names Jiri Olsa
2021-01-12 19:20 ` Andrii Nakryiko
2021-01-12 19:47   ` Jiri Olsa
2021-01-12 20:17     ` Sedat Dilek
2021-01-13  0:27 ` Tom Stellard
2021-01-14  7:50   ` Sedat Dilek
2021-01-14 14:33     ` Tom Stellard
2021-01-14 14:39       ` Sedat Dilek
2021-01-21 13:38   ` Arnaldo Carvalho de Melo
2021-01-21 16:06     ` Sedat Dilek
2021-01-21 19:37       ` Arnaldo Carvalho de Melo
2021-01-21 20:53       ` Andrii Nakryiko
2021-01-22  2:07         ` Sedat Dilek
2021-01-22  4:11           ` Andrii Nakryiko
2021-01-28 20:00             ` [RFT] pahole 1.20 RC was " Arnaldo Carvalho de Melo
2021-01-28 20:57               ` Sedat Dilek
2021-01-28 21:11                 ` Arnaldo Carvalho de Melo
2021-01-28 22:28                   ` Sedat Dilek
2021-02-02  7:48               ` Andrii Nakryiko
2021-02-03  9:03                 ` Sedat Dilek
2021-02-03 10:23                   ` Mark Wielaard
2021-02-03 21:48                     ` Sedat Dilek
2021-02-03 23:21                       ` Andrii Nakryiko
2021-02-04  1:06                         ` Arnaldo Carvalho de Melo [this message]
2021-02-04  6:40                         ` Sedat Dilek
2021-01-21 17:37     ` Tom Stellard

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