From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755438Ab2ILIS6 (ORCPT ); Wed, 12 Sep 2012 04:18:58 -0400 Received: from mx1.redhat.com ([209.132.183.28]:37099 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751034Ab2ILIS4 (ORCPT ); Wed, 12 Sep 2012 04:18:56 -0400 Message-ID: <5050454E.5020301@redhat.com> Date: Wed, 12 Sep 2012 10:18:22 +0200 From: Paolo Bonzini User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120828 Thunderbird/15.0 MIME-Version: 1.0 To: James Bottomley CC: Tejun Heo , linux-kernel@vger.kernel.org, axboe@kernel.dk, linux-scsi@vger.kernel.org Subject: Re: [PATCH] sg_io: allow UNMAP and WRITE SAME without CAP_SYS_RAWIO References: <1342801801-15617-1-git-send-email-pbonzini@redhat.com> <20120911165953.GK7677@google.com> <504F7B65.9090603@redhat.com> <1347437141.2793.2.camel@dabdike.int.hansenpartnership.com> In-Reply-To: <1347437141.2793.2.camel@dabdike.int.hansenpartnership.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Il 12/09/2012 10:05, James Bottomley ha scritto: > This is why the whole filter thing was mutable via sysfs. That way the > admin could set this up per device. It sounds like this is what you > want to fix, rather than opening up more holes in an already leaky > security apparatus. It is, thanks for the useful history lesson! Paolo