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From: Andi Kleen <andi@firstfloor.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Vasiliy Kulikov <segoon@openwall.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, James Morris <jmorris@namei.org>,
	kernel-hardening@lists.openwall.com, x86@kernel.org,
	linux-kernel@vger.kernel.org,
	linux-security-module@vger.kernel.org
Subject: Re: [RFC] x86: restrict pid namespaces to 32 or 64 bit syscalls
Date: Sat, 13 Aug 2011 19:38:05 -0700	[thread overview]
Message-ID: <m2ei0olnua.fsf@firstfloor.org> (raw)
In-Reply-To: <36fcaf94-2e99-47cb-a835-aefb79856429@email.android.com> (H. Peter Anvin's message of "Sat, 13 Aug 2011 10:41:54 -0500")

"H. Peter Anvin" <hpa@zytor.com> writes:
>
> IA64 is totally different.  I'm extremely sceptical to this patch; it feels like putting code in a super-hot path to paper over a problem that has to be fixed anyway.

Sounds to me a better alternative would be more aggressive, pro-active
fuzzing of the compat calls.

-Andi

-- 
ak@linux.intel.com -- Speaking for myself only

  parent reply	other threads:[~2011-08-14  2:38 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-12 15:03 [RFC] x86: restrict pid namespaces to 32 or 64 bit syscalls Vasiliy Kulikov
2011-08-12 20:08 ` H. Peter Anvin
2011-08-13  6:22   ` Vasiliy Kulikov
2011-08-13 15:41     ` H. Peter Anvin
2011-08-13 16:32       ` [kernel-hardening] " Vasiliy Kulikov
2011-08-14  9:09         ` Solar Designer
2011-08-18 14:40         ` [RFC v2] " Vasiliy Kulikov
2011-08-14  2:38       ` Andi Kleen [this message]
2011-08-14  5:08         ` [RFC] " H. Peter Anvin
2011-08-14  9:20           ` Solar Designer
2011-08-14 14:48             ` H. Peter Anvin
2011-08-14 15:27               ` Andi Kleen
2011-08-14 15:36                 ` H. Peter Anvin
2011-08-14 23:29                   ` James Morris
2011-08-15  0:18                   ` Andi Kleen
2011-08-15  0:32                     ` [kernel-hardening] " Will Drewry
2011-08-15  0:58                       ` Andi Kleen
2011-08-14 16:08                 ` Vasiliy Kulikov
2011-08-15 18:51               ` Solar Designer
2011-08-15 18:59                 ` H. Peter Anvin
2011-08-15 20:14                   ` Solar Designer
2011-08-15 20:27                     ` Andi Kleen
2011-08-15 20:48                     ` H. Peter Anvin
2011-08-15 22:13                     ` Eric Paris
2011-08-16  1:18                       ` Andi Kleen

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