From: "H. Peter Anvin" <hpa@zytor.com>
To: Andy Lutomirski <luto@amacapital.net>
Cc: Marian Marinov <mm@1h.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
X86 ML <x86@kernel.org>, Linux API <linux-api@vger.kernel.org>
Subject: Re: Pondering per-process vsyscall disablement
Date: Fri, 30 May 2014 13:05:45 -0700 [thread overview]
Message-ID: <5388E499.6080101@zytor.com> (raw)
In-Reply-To: <CALCETrUhZp+edRCx2SEzuJup0HWhV5WSiheCiZWuUjVueTJHfQ@mail.gmail.com>
On 05/30/2014 01:00 PM, Andy Lutomirski wrote:
>
> Do the flags go in the ELF loader or in the executable we're running?
> Or both (and, if both, do we and them or or them)?
>
> I think the interpreter makes a little more sense in general: for the
> most part, use of vsyscalls is a property of the runtime environment,
> not of the program being run. But maybe this is naive.
>
They go into each object which becomes part of the running program, i.e.
executable, dynamic libraries, and dynamic linker.
-hpa
next prev parent reply other threads:[~2014-05-30 20:05 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-22 23:04 Pondering per-process vsyscall disablement Andy Lutomirski
2014-05-22 23:04 ` Andy Lutomirski
2014-05-23 2:44 ` Marian Marinov
[not found] ` <537EB60E.40204-108MBtLGafw@public.gmane.org>
2014-05-23 16:40 ` Andy Lutomirski
2014-05-23 16:40 ` Andy Lutomirski
[not found] ` <CALCETrWgtQCRiHt+am8+DoOMVvTuxy05AB6zzg3iAheGs13L6A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-05-28 21:45 ` H. Peter Anvin
2014-05-28 21:45 ` H. Peter Anvin
[not found] ` <538658EE.8030809-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2014-05-30 20:00 ` Andy Lutomirski
2014-05-30 20:00 ` Andy Lutomirski
2014-05-30 20:05 ` H. Peter Anvin [this message]
[not found] ` <5388E499.6080101-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2014-05-30 20:11 ` Andy Lutomirski
2014-05-30 20:11 ` Andy Lutomirski
[not found] ` <CALCETrX9s7xJRddB26ZiyjMEGbupbDj2qDHhio=80XSQ+staDA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-05-30 20:20 ` H. Peter Anvin
2014-05-30 20:20 ` H. Peter Anvin
[not found] ` <5388E814.1080504-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2014-05-30 20:35 ` Andy Lutomirski
2014-05-30 20:35 ` Andy Lutomirski
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=5388E499.6080101@zytor.com \
--to=hpa@zytor.com \
--cc=linux-api@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=luto@amacapital.net \
--cc=mm@1h.com \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.