From: "Ulrich Drepper" <drepper@gmail.com>
To: "Francis Moreau" <francis.moro@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: x86_64: vsyscall vs vdso
Date: Tue, 18 Sep 2007 09:58:14 -0700 [thread overview]
Message-ID: <a36005b50709180958y33047b46oefd25aa796db2c49@mail.gmail.com> (raw)
In-Reply-To: <38b2ab8a0709171331s4cb302c3g5d0a4214981a2980@mail.gmail.com>
On 9/17/07, Francis Moreau <francis.moro@gmail.com> wrote:
> Actually if we could easily retrieve the vdso in a process memory
> mapping (through a new syscall or /proc/self/maps), it should be easy
> for gcc/ld to statically links vdso functions into a statically linked
> app, shouldn't it ?
Nonsense. All the code which is in the vdso has a real implementation
in libc. No need to substitute. The vdso is only there to adjust a
program to the actual environment in which it is executed and not in
which it is built. Your suggestion would do the latter which is
complete and utter nonsense.
prev parent reply other threads:[~2007-09-18 16:58 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-16 20:24 Francis Moreau
2007-09-16 20:46 ` Ulrich Drepper
2007-09-17 7:30 ` Francis Moreau
2007-09-17 14:35 ` Ulrich Drepper
2007-09-17 20:22 ` Francis Moreau
2007-09-18 8:31 ` Mikael Pettersson
2007-09-17 20:31 ` Francis Moreau
2007-09-18 16:58 ` Ulrich Drepper [this message]
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=a36005b50709180958y33047b46oefd25aa796db2c49@mail.gmail.com \
--to=drepper@gmail.com \
--cc=francis.moro@gmail.com \
--cc=linux-kernel@vger.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®