From: Andi Kleen <andi-Vw/NltI1exuRpAAqCnN02g@public.gmane.org>
To: Ian Lance Taylor <iant-iFWiy5xATs8dnm+yROfE0A@public.gmane.org>
Cc: Andi Kleen <andi-Vw/NltI1exuRpAAqCnN02g@public.gmane.org>,
Andy Lutomirski <luto-kltTT9wpgjJwATOyAt5JVQ@public.gmane.org>,
"H. Peter Anvin" <hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>,
Rich Felker <dalias-8zAoT0mYgF4@public.gmane.org>,
Mikael Pettersson
<mikpelinux-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Russ Cox <rsc-iFWiy5xATs8dnm+yROfE0A@public.gmane.org>,
Linux API <linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
"linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
X86 ML <x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Subject: Re: [RFC 0/2] __vdso_findsym
Date: Mon, 16 Jun 2014 16:38:01 +0200 [thread overview]
Message-ID: <20140616143801.GJ5714@two.firstfloor.org> (raw)
In-Reply-To: <CAKOQZ8wwKcDAXq0BnHwvL01LQNFeOGwgA9x8kCLWeFaP6USF4A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
> I think this issue started when some of the Go developers questioned
> why the kernel needed to provide a very complex interface--parsing an
> ELF shared shared library--for very simple functionality--looking up
> the address of a magic function. This approach has required special
> support not just in Go, but also in the dynamic linker and gdb, and
> does not work well for statically linked binaries. The support in gdb
> is perhaps a good idea, but elsewhere it does not make sense.
>
> So why not provide a simple interface?
What good would it do now that everyone already supports it?
The proposal is 10+ years too late.
-andi
next prev parent reply other threads:[~2014-06-16 14:38 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-14 18:16 [RFC 0/2] __vdso_findsym Andy Lutomirski
2014-06-14 18:16 ` [RFC 1/2] uapi: Add some missing dynamic table-related definitions to elf.h Andy Lutomirski
2014-06-14 21:30 ` [RFC 0/2] __vdso_findsym Rich Felker
2014-06-14 22:38 ` Andy Lutomirski
[not found] ` <CALCETrX3Kv7VAfYau-79odKtRvME0-AzZB_xGUMPEHeas8AkaQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-06-14 23:36 ` H. Peter Anvin
[not found] ` <539CDC6F.6010501-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2014-06-15 3:59 ` H. Peter Anvin
[not found] ` <539D1A28.7040107-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2014-06-15 6:49 ` Andy Lutomirski
[not found] ` <cover.1402769596.git.luto-kltTT9wpgjJwATOyAt5JVQ@public.gmane.org>
2014-06-14 18:16 ` [RFC 2/2] [NOT READY] x86/vdso: Add __vdso_findsym Andy Lutomirski
2014-06-15 14:25 ` [RFC 0/2] __vdso_findsym Mikael Pettersson
2014-06-15 14:35 ` Rich Felker
2014-06-15 15:47 ` Andy Lutomirski
[not found] ` <20140615143500.GP179-C3MtFaGISjmo6RMmaWD+6Sb1p8zYI1N1@public.gmane.org>
2014-06-15 17:05 ` H. Peter Anvin
[not found] ` <539DD26B.3060709-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2014-06-15 17:40 ` Andy Lutomirski
[not found] ` <CALCETrXTpkto2gJBiFC4CR5D=Lqf2YfP5BBH02f8hFW+TUGqeA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-06-15 17:57 ` H. Peter Anvin
2014-06-15 18:20 ` Andy Lutomirski
2014-06-15 18:39 ` H. Peter Anvin
[not found] ` <4ab91a07-c46c-485b-895d-b074d36624d6-2ueSQiBKiTY7tOexoI0I+QC/G2K4zDHf@public.gmane.org>
2014-06-15 18:54 ` Andy Lutomirski
[not found] ` <CALCETrV-ocpugRwL7rd4GDX-Y89L7So8_6BBjOUDeR4V8RSPEA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-06-15 19:14 ` H. Peter Anvin
[not found] ` <90c597c5-f77d-491e-b0b8-dde2027155b5-2ueSQiBKiTY7tOexoI0I+QC/G2K4zDHf@public.gmane.org>
2014-06-15 19:22 ` Ian Lance Taylor
[not found] ` <CAKOQZ8zD7kyEmujCtTA8pm=wrM6vDJ5Yspfn1AkSydffhBus2g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-06-15 19:31 ` H. Peter Anvin
[not found] ` <9a4fb9c9-4b1c-4593-a99e-a2ef2325d55d-2ueSQiBKiTY7tOexoI0I+QC/G2K4zDHf@public.gmane.org>
2014-06-15 19:50 ` Ian Lance Taylor
[not found] ` <CAKOQZ8z9r4Kw=0MNn29CMzD0-ZF=yCL2QfQp-oh==5MUcMQmuA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-06-15 19:56 ` H. Peter Anvin
[not found] ` <8607961d-b42a-4dba-a736-d3a8586ee42d-2ueSQiBKiTY7tOexoI0I+QC/G2K4zDHf@public.gmane.org>
2014-06-15 20:53 ` Andy Lutomirski
[not found] ` <CALCETrVoOS913rUo288c 6PhNtrWBZa9tSA6Ec=WUw1+SAU9ALw@mail.gmail.com>
[not found] ` <CALCETrVoOS913rUo288c6PhNtrWBZa9tSA6Ec=WUw1+SAU9ALw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-06-15 21:13 ` H. Peter Anvin
2014-06-16 0:55 ` Rich Felker
[not found] ` <CALCETrWLBCNiJArMRPuHbfhj6=ytnx_YqykzgCgZ+DYu34M1Mg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-06-16 2:36 ` Andi Kleen
[not found] ` <20140616023604.GI5714-1g7Xle2YJi4/4alezvVtWx2eb7JE58TQ@public.gmane.org>
2014-06-16 3:49 ` Rich Felker
2014-06-16 14:08 ` Ian Lance Taylor
[not found] ` <CAKOQZ8wwKcDAXq0BnHwvL01LQNFeOGwgA9x8kCLWeFaP6USF4A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-06-16 14:38 ` Andi Kleen [this message]
2014-06-16 14:58 ` Rich Felker
2014-06-16 15:31 ` Ian Lance Taylor
[not found] ` <CAKOQZ8zk8KfkObSZg8fmhZXm9nXQSneOywvV-NBj=N-tNWjNPg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-06-16 15:42 ` Rich Felker
2014-06-20 15:55 ` Andy Lutomirski
[not found] ` <CALCETrWnQyCk5vhDj-yAhRdAFOtFKSU6H-E_=LBC+FbA2REhrg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-06-20 16:07 ` Rich Felker
2014-06-16 14:56 ` Rich Felker
2014-06-15 18:20 ` H. Peter Anvin
[not found] ` <f420daee-9a06-414b-911f-5db7b7b37abe-2ueSQiBKiTY7tOexoI0I+QC/G2K4zDHf@public.gmane.org>
2014-06-15 18:22 ` Andy Lutomirski
[not found] ` <CALCETrXxG3_wxRAPF9CNk+2yv7t2Hw5Z4R-UdNKSZtU+pSe9og-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-06-16 6:39 ` Rich Felker
2014-06-16 1:06 ` Rich Felker
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