From: Arjan van de Ven <arjan@linux.intel.com>
To: Thomas Garnier <thgarnie@google.com>,
Andy Lutomirski <luto@amacapital.net>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H . Peter Anvin" <hpa@zytor.com>,
Kees Cook <keescook@chromium.org>, Borislav Petkov <bp@alien8.de>,
Andy Lutomirski <luto@kernel.org>, Dave Hansen <dave@sr71.net>,
Chen Yucong <slaoub@gmail.com>,
Paul Gortmaker <paul.gortmaker@windriver.com>,
Andrew Morton <akpm@linux-foundation.org>,
Masahiro Yamada <yamada.masahiro@socionext.com>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
Anna-Maria Gleixner <anna-maria@linutronix.de>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Michael Ellerman <mpe@ellerman.id.au>,
Juergen Gross <jgross@suse.com>,
Richard Weinberger <richard@nod.at>, X86 ML <x86@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"kernel-hardening@lists.openwall.com"
<kernel-hardening@lists.openwall.com>
Subject: Re: [RFC] x86/mm/KASLR: Remap GDTs at fixed location
Date: Thu, 5 Jan 2017 10:58:00 -0800 [thread overview]
Message-ID: <bd1d6468-dfe1-8fbc-521b-4fd2e418a3ef@linux.intel.com> (raw)
In-Reply-To: <CAJcbSZEQkq13K8WA6GoFBUHnbRK+ba9QU0B-pXJ7Zt3fnWMAtw@mail.gmail.com>
On 1/5/2017 9:54 AM, Thomas Garnier wrote:
>
> That's my goal too. I started by doing a RO remap and got couple
> problems with hibernation. I can try again for the next iteration or
> delay it for another patch. I also need to look at KVM GDT usage, I am
> not familiar with it yet.
don't we write to the GDT as part of the TLS segment stuff for glibc ?
next prev parent reply other threads:[~2017-01-05 18:58 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-04 22:16 [RFC] x86/mm/KASLR: Remap GDTs at fixed location Thomas Garnier
2017-01-05 8:11 ` Ingo Molnar
2017-01-05 15:08 ` Arjan van de Ven
2017-01-05 16:40 ` Thomas Garnier
2017-01-05 18:56 ` Arjan van de Ven
2017-01-05 19:00 ` Thomas Garnier
2017-01-06 17:44 ` Borislav Petkov
2017-01-06 18:04 ` Thomas Garnier
2017-01-05 16:39 ` Thomas Garnier
2017-01-06 6:34 ` Ingo Molnar
2017-01-05 17:51 ` Andy Lutomirski
2017-01-05 17:54 ` Thomas Garnier
2017-01-05 18:01 ` Andy Lutomirski
2017-01-05 18:35 ` Thomas Garnier
2017-01-05 18:58 ` Arjan van de Ven [this message]
2017-01-05 19:03 ` Thomas Garnier
2017-01-05 20:18 ` Andy Lutomirski
2017-01-05 21:08 ` Thomas Garnier
2017-01-05 21:19 ` Andy Lutomirski
2017-01-05 21:58 ` Thomas Garnier
2017-01-06 6:49 ` Ingo Molnar
2017-01-06 18:03 ` Thomas Garnier
2017-01-06 21:59 ` Andy Lutomirski
2017-01-06 22:54 ` Thomas Garnier
2017-01-06 23:39 ` Andy Lutomirski
2017-01-07 7:45 ` Ingo Molnar
2017-01-07 15:58 ` Andy Lutomirski
2017-01-07 7:35 ` Ingo Molnar
2017-01-07 16:02 ` Andy Lutomirski
2017-01-09 22:32 ` Thomas Garnier
2017-01-10 10:27 ` Ingo Molnar
2017-01-10 17:13 ` Thomas Garnier
2017-01-05 23:05 ` Linus Torvalds
2017-01-05 23:16 ` Thomas Garnier
2017-01-06 2:34 ` Andy Lutomirski
2017-01-06 18:02 ` Thomas Garnier
2017-01-06 21:53 ` Andy Lutomirski
2017-01-07 7:46 ` Ingo Molnar
2017-01-06 6:45 ` Ingo Molnar
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