Groups > linux.kernel > #1194663

Re: [PATCH v5 4/4] x86/ldt: Make modify_ldt optional

From	Willy Tarreau <w@1wt.eu>
Newsgroups	linux.kernel
Subject	Re: [PATCH v5 4/4] x86/ldt: Make modify_ldt optional
Date	2015-07-28 23:00 +0200
Message-ID	<pRk8F-3Hd-1@gated-at.bofh.it> (permalink)
References	<pR5CG-86P-19@gated-at.bofh.it> <pR5Mn-8i5-21@gated-at.bofh.it> <pRgor-6J4-25@gated-at.bofh.it> <pRjmj-2MY-31@gated-at.bofh.it> <pRjYZ-3vU-1@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Tue, Jul 28, 2015 at 01:42:20PM -0700, Kees Cook wrote:
> On Tue, Jul 28, 2015 at 1:03 PM, Willy Tarreau <w@1wt.eu> wrote:
> > Hi Kees,
> >
> > On Tue, Jul 28, 2015 at 09:56:12AM -0700, Kees Cook wrote:
> >> I look forward to the runtime disabling patch. :)
> >
> > Did you get my response to your comments regarding the proposed patch ?
> >
> > I can rebase it and update it if needed, I just want to make sure
> > everyone's on the same line regarding this.
> 
> Yeah, I'm fine with what you have. I'd still like a "off until next
> reboot", but I'll live. :)

That's an improvement we can bring later with special value "-1" which is
even less than zero.

Thanks,
Willy

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Thread

[PATCH v5 0/4] x86: modify_ldt improvement, test, and config option Andy Lutomirski <luto@kernel.org> - 2015-07-28 07:40 +0200
  [PATCH v5 2/4] x86/ldt: Make modify_ldt synchronous Andy Lutomirski <luto@kernel.org> - 2015-07-28 07:40 +0200
    Re: [PATCH v5 2/4] x86/ldt: Make modify_ldt synchronous Borislav Petkov <bp@alien8.de> - 2015-07-30 09:50 +0200
    Re: [PATCH v5 2/4] x86/ldt: Make modify_ldt synchronous Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2015-07-30 20:40 +0200
      Re: [PATCH v5 2/4] x86/ldt: Make modify_ldt synchronous Andy Lutomirski <luto@amacapital.net> - 2015-07-30 21:30 +0200
        Re: [PATCH v5 2/4] x86/ldt: Make modify_ldt synchronous Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2015-07-31 19:00 +0200
  [PATCH v5 3/4] selftests/x86, x86/ldt: Add a selftest for modify_ldt Andy Lutomirski <luto@kernel.org> - 2015-07-28 07:40 +0200
  [PATCH v5 4/4] x86/ldt: Make modify_ldt optional Andy Lutomirski <luto@kernel.org> - 2015-07-28 07:40 +0200
    Re: [PATCH v5 4/4] x86/ldt: Make modify_ldt optional Kees Cook <keescook@chromium.org> - 2015-07-28 22:50 +0200
      Re: [PATCH v5 4/4] x86/ldt: Make modify_ldt optional Willy Tarreau <w@1wt.eu> - 2015-07-28 23:00 +0200
  Re: [PATCH v5 0/4] x86: modify_ldt improvement, test, and config  option Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2015-07-30 18:00 +0200
    Re: [PATCH v5 0/4] x86: modify_ldt improvement, test, and config  option Borislav Petkov <bp@alien8.de> - 2015-07-30 18:10 +0200

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