netdev - Re: [PATCH v8 3/8] seccomp: add system call filtering using BPF

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Message-ID: <4F3DA901.8030609@zytor.com>
Date:	Thu, 16 Feb 2012 17:10:25 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andrew Lutomirski <luto@....edu>
CC:	Indan Zupancic <indan@....nu>, Will Drewry <wad@...omium.org>,
	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
	linux-doc@...r.kernel.org, kernel-hardening@...ts.openwall.com,
	netdev@...r.kernel.org, x86@...nel.org, arnd@...db.de,
	davem@...emloft.net, mingo@...hat.com, oleg@...hat.com,
	peterz@...radead.org, rdunlap@...otime.net, mcgrathr@...omium.org,
	tglx@...utronix.de, eparis@...hat.com, serge.hallyn@...onical.com,
	djm@...drot.org, scarybeasts@...il.com, pmoore@...hat.com,
	akpm@...ux-foundation.org, corbet@....net, eric.dumazet@...il.com,
	markus@...omium.org, keescook@...omium.org
Subject: Re: [PATCH v8 3/8] seccomp: add system call filtering using BPF

On 02/16/2012 04:51 PM, Andrew Lutomirski wrote:
> 
> IMO the best solution is to have the One True Seccomp Filter Compiler
> (tm).  It would handle multiple namespaces, cross-arch differences,
> and such, and it would do it correctly.  It could live in the kernel
> tree.
> 
> Without something like that or an incredible amount of special care,
> actual portability is probably a pipe dream.
> 
> --Andy
> 

Seconded!

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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