From: Willy Tarreau <w@1wt.eu>
To: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>, Andy Lutomirski <luto@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Steven Rostedt <rostedt@goodmis.org>,
"security@kernel.org" <security@kernel.org>,
X86 ML <x86@kernel.org>, Sasha Levin <sasha.levin@oracle.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Andrew Cooper <andrew.cooper3@citrix.com>,
Jan Beulich <jbeulich@suse.com>,
xen-devel <xen-devel@lists.xen.org>
Subject: Re: [PATCH v4 2/3] x86/ldt: Make modify_ldt optional
Date: Sat, 25 Jul 2015 18:35:27 +0200 [thread overview]
Message-ID: <20150725163527.GE17659@1wt.eu> (raw)
In-Reply-To: <CALCETrV_oeS_kA3oNirWTwc00ze2v=QLmx6tZKU7sxt_+gMcAg@mail.gmail.com>
On Sat, Jul 25, 2015 at 09:03:54AM -0700, Andy Lutomirski wrote:
> On Sat, Jul 25, 2015 at 2:15 AM, Borislav Petkov <bp@alien8.de> wrote:
> > Is that "default y" going to turn into a "default n" after a grace
> > period?
>
> Let's see how Willy's default-off sysctl plays out. In the long run,
> maybe we'll have it compiled in but runtime-disabled by default.
That's the purpose at least at the beginning.
> There's a big community of users who *really* like using Wine :)
If distro vendors are willing to document a sysctl setting in order
to be able to use Wine in exchange for better security, I'm sure most
users will still prefer to stay safe.
Willy
next prev parent reply other threads:[~2015-07-25 16:36 UTC|newest]
Thread overview: 129+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-25 5:36 [PATCH v4 0/3] x86: modify_ldt improvement, test, and config option Andy Lutomirski
2015-07-25 5:36 ` [PATCH v4 1/3] x86/ldt: Make modify_ldt synchronous Andy Lutomirski
2015-07-25 5:36 ` Andy Lutomirski
2015-07-25 9:03 ` Borislav Petkov
2015-07-25 9:03 ` Borislav Petkov
2015-07-25 5:36 ` [PATCH v4 2/3] x86/ldt: Make modify_ldt optional Andy Lutomirski
2015-07-25 6:23 ` Willy Tarreau
2015-07-25 6:44 ` Andy Lutomirski
2015-07-25 7:50 ` Willy Tarreau
2015-07-25 13:03 ` [PATCH 4/3] x86/ldt: allow to disable modify_ldt at runtime Willy Tarreau
2015-07-25 13:03 ` Willy Tarreau
2015-07-25 16:08 ` Andy Lutomirski
2015-07-25 16:33 ` Willy Tarreau
2015-07-25 17:42 ` Andy Lutomirski
2015-07-25 18:45 ` Willy Tarreau
2015-07-25 18:45 ` Willy Tarreau
2015-07-25 17:42 ` Andy Lutomirski
2015-07-25 16:33 ` Willy Tarreau
2015-07-25 16:08 ` Andy Lutomirski
2015-07-27 19:04 ` Kees Cook
2015-07-27 19:04 ` Kees Cook
2015-07-27 21:37 ` Willy Tarreau
2015-07-27 21:37 ` Willy Tarreau
2015-07-25 7:50 ` [PATCH v4 2/3] x86/ldt: Make modify_ldt optional Willy Tarreau
2015-07-25 6:44 ` Andy Lutomirski
2015-07-25 6:23 ` Willy Tarreau
2015-07-25 9:15 ` Borislav Petkov
2015-07-25 16:03 ` Andy Lutomirski
2015-07-25 16:03 ` Andy Lutomirski
2015-07-25 16:35 ` Willy Tarreau
2015-07-25 16:35 ` Willy Tarreau [this message]
2015-07-25 9:15 ` Borislav Petkov
2015-07-25 5:36 ` Andy Lutomirski
2015-07-25 5:36 ` [PATCH v4 3/3] selftests/x86, x86/ldt: Add a selftest for modify_ldt Andy Lutomirski
2015-07-27 15:52 ` [PATCH v4.1 3.3] " Andy Lutomirski
2015-07-27 15:52 ` Andy Lutomirski
2015-07-25 5:36 ` [PATCH v4 3/3] " Andy Lutomirski
2015-07-25 6:27 ` [PATCH v4 0/3] x86: modify_ldt improvement, test, and config option Willy Tarreau
2015-07-25 6:27 ` Willy Tarreau
2015-07-27 15:36 ` Boris Ostrovsky
2015-07-27 15:53 ` Andy Lutomirski
2015-07-27 16:18 ` Boris Ostrovsky
2015-07-28 2:20 ` Andy Lutomirski
2015-07-28 2:20 ` Andy Lutomirski
2015-07-28 3:16 ` Andy Lutomirski
2015-07-28 3:16 ` Andy Lutomirski
2015-07-28 3:23 ` Andy Lutomirski
2015-07-28 3:23 ` Andy Lutomirski
2015-07-28 3:43 ` Boris Ostrovsky
2015-07-28 3:43 ` Boris Ostrovsky
2015-07-28 10:29 ` Andrew Cooper
2015-07-28 14:05 ` Boris Ostrovsky
2015-07-28 14:05 ` Boris Ostrovsky
2015-07-28 14:35 ` Andrew Cooper
2015-07-28 14:35 ` Andrew Cooper
2015-07-28 14:50 ` Boris Ostrovsky
2015-07-28 15:15 ` Konrad Rzeszutek Wilk
2015-07-28 15:39 ` Boris Ostrovsky
2015-07-28 15:39 ` Boris Ostrovsky
2015-07-28 15:15 ` Konrad Rzeszutek Wilk
2015-07-28 15:23 ` Andrew Cooper
2015-07-28 15:23 ` Andrew Cooper
2015-07-28 15:59 ` Boris Ostrovsky
2015-07-28 15:59 ` [Xen-devel] " Boris Ostrovsky
2015-07-28 14:50 ` Boris Ostrovsky
2015-07-28 15:43 ` Andy Lutomirski
2015-07-28 16:30 ` Andrew Cooper
2015-07-28 16:30 ` Andrew Cooper
2015-07-28 17:07 ` Andy Lutomirski
2015-07-28 17:07 ` Andy Lutomirski
2015-07-28 17:10 ` [Xen-devel] " Boris Ostrovsky
2015-07-29 0:21 ` Andy Lutomirski
2015-07-29 0:21 ` [Xen-devel] " Andy Lutomirski
2015-07-29 0:47 ` Andrew Cooper
2015-07-29 3:01 ` Boris Ostrovsky
2015-07-29 3:01 ` [Xen-devel] " Boris Ostrovsky
2015-07-29 4:26 ` Andy Lutomirski
2015-07-29 4:26 ` Andy Lutomirski
2015-07-29 5:28 ` [Xen-devel] " Andy Lutomirski
2015-07-29 14:21 ` Andrew Cooper
2015-07-29 14:21 ` [Xen-devel] " Andrew Cooper
2015-07-29 14:43 ` Boris Ostrovsky
2015-07-29 14:43 ` [Xen-devel] " Boris Ostrovsky
2015-07-29 19:03 ` Andrew Cooper
2015-07-29 21:23 ` Boris Ostrovsky
2015-07-29 21:23 ` [Xen-devel] " Boris Ostrovsky
2015-07-29 21:26 ` Andy Lutomirski
2015-07-29 21:33 ` Boris Ostrovsky
2015-07-29 21:33 ` Boris Ostrovsky
2015-07-29 21:37 ` [Xen-devel] " Andrew Cooper
2015-07-29 22:05 ` Andy Lutomirski
2015-07-29 22:11 ` Andrew Cooper
2015-07-29 22:11 ` [Xen-devel] " Andrew Cooper
2015-07-29 22:40 ` Boris Ostrovsky
2015-07-29 22:40 ` [Xen-devel] " Boris Ostrovsky
2015-07-29 22:46 ` David Vrabel
2015-07-29 22:46 ` David Vrabel
2015-07-29 22:49 ` [Xen-devel] " Boris Ostrovsky
2015-07-29 22:55 ` David Vrabel
2015-07-29 22:55 ` [Xen-devel] " David Vrabel
2015-07-29 23:02 ` Andrew Cooper
2015-07-29 23:02 ` [Xen-devel] " Andrew Cooper
2015-07-29 23:13 ` Andy Lutomirski
2015-07-30 0:29 ` Andrew Cooper
2015-07-30 0:29 ` [Xen-devel] " Andrew Cooper
2015-07-30 18:30 ` Andy Lutomirski
2015-07-30 18:54 ` Andrew Cooper
2015-07-30 18:54 ` [Xen-devel] " Andrew Cooper
2015-07-30 20:01 ` Boris Ostrovsky
2015-07-30 20:01 ` [Xen-devel] " Boris Ostrovsky
2015-07-30 20:05 ` Andy Lutomirski
2015-07-30 20:05 ` [Xen-devel] " Andy Lutomirski
2015-07-30 20:18 ` Boris Ostrovsky
2015-07-30 20:18 ` [Xen-devel] " Boris Ostrovsky
2015-07-30 18:30 ` Andy Lutomirski
2015-07-29 23:13 ` Andy Lutomirski
2015-07-29 22:49 ` Boris Ostrovsky
2015-07-29 22:05 ` Andy Lutomirski
2015-07-29 21:37 ` Andrew Cooper
2015-07-29 21:26 ` Andy Lutomirski
2015-07-29 19:03 ` Andrew Cooper
2015-07-29 5:28 ` Andy Lutomirski
2015-07-29 0:47 ` Andrew Cooper
2015-07-28 17:10 ` Boris Ostrovsky
2015-07-28 15:43 ` Andy Lutomirski
2015-07-28 10:29 ` Andrew Cooper
2015-07-27 16:18 ` Boris Ostrovsky
2015-07-27 15:53 ` Andy Lutomirski
2015-07-27 15:36 ` Boris Ostrovsky
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=20150725163527.GE17659@1wt.eu \
--to=w@1wt.eu \
--cc=andrew.cooper3@citrix.com \
--cc=boris.ostrovsky@oracle.com \
--cc=bp@alien8.de \
--cc=jbeulich@suse.com \
--cc=konrad.wilk@oracle.com \
--cc=linux-kernel@vger.kernel.org \
--cc=luto@amacapital.net \
--cc=luto@kernel.org \
--cc=peterz@infradead.org \
--cc=rostedt@goodmis.org \
--cc=sasha.levin@oracle.com \
--cc=security@kernel.org \
--cc=x86@kernel.org \
--cc=xen-devel@lists.xen.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.