linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Tejun Heo <tj@kernel.org>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
	Ric Wheeler <rwheeler@redhat.com>,
	Petr Matousek <pmatouse@redhat.com>, Kay Sievers <kay@redhat.com>,
	Jens Axboe <axboe@kernel.dk>,
	linux-kernel@vger.kernel.org,
	"James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>
Subject: Re: setting up CDB filters in udev (was Re: [PATCH v2 0/3] block: add queue-private command filter, editable via sysfs)
Date: Mon, 5 Nov 2012 12:09:55 -0800	[thread overview]
Message-ID: <20121105200955.GA26735@htj.dyndns.org> (raw)
In-Reply-To: <20121105201208.2ea500cc@pyramind.ukuu.org.uk>

Hey, Alan.

On Mon, Nov 05, 2012 at 08:12:08PM +0000, Alan Cox wrote:
> There are two sensible choices here IMHO
> 
> - The simple sysctl
> 
> - Doing the job right
> 
> A half way solution such as that you are proposing seems to me to achieve
> nothing other than guaranteeing we'll have another pile of useless crap
> to maintain forever as ABI.

I'm all for simple.  Just throw in a sysfs binary switch to allow all
SG_IO for a given block device for users w/ write access.  I'd be
completely happy with that.

Thanks.

-- 
tejun

  reply	other threads:[~2012-11-05 20:10 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-25 15:30 [PATCH v2 0/3] block: add queue-private command filter, editable via sysfs Paolo Bonzini
2012-09-25 15:30 ` [PATCH v2 1/3] block: add back queue-private command filter Paolo Bonzini
2012-09-25 15:30 ` [PATCH v2 2/3] scsi: create an all-zero filter for scanners Paolo Bonzini
2012-09-25 15:30 ` [PATCH v2 3/3] block: add back command filter modification via sysfs Paolo Bonzini
2012-10-04 10:12 ` [PATCH v2 0/3] block: add queue-private command filter, editable " Paolo Bonzini
2012-10-19  0:22   ` Tejun Heo
2012-10-19  9:07     ` Paolo Bonzini
     [not found]       ` <2007908429.13363375.1350637872646.JavaMail.root@redhat.com>
     [not found]         ` <20121019201058.GP13370@google.com>
     [not found]           ` <5087E093.50700@redhat.com>
     [not found]             ` <CAOS58YM5ZO9h0XUCNxV+6U3UzpeUen5ZuyqsNEUaJ81ux=QKvw@mail.gmail.com>
     [not found]               ` <5088EC43.2010600@redhat.com>
2012-10-25 18:00                 ` setting up CDB filters in udev (was Re: [PATCH v2 0/3] block: add queue-private command filter, editable via sysfs) Tejun Heo
2012-10-25 18:35                   ` Paolo Bonzini
2012-10-31 12:52                     ` Paolo Bonzini
2012-10-31 21:22                     ` Tejun Heo
2012-11-02 14:49                       ` Paolo Bonzini
2012-11-02 15:35                         ` Alan Cox
2012-11-02 16:48                           ` Tejun Heo
2012-11-02 17:21                             ` Alan Cox
2012-11-02 17:30                               ` Tejun Heo
2012-11-02 20:18                                 ` Alan Cox
2012-11-02 20:21                                   ` Tejun Heo
2012-11-02 20:48                                     ` Alan Cox
2012-11-02 22:59                                       ` Tejun Heo
2012-11-02 23:52                                         ` Alan Cox
2012-11-02 23:58                                           ` Tejun Heo
2012-11-03  0:19                                             ` Alan Cox
2012-11-03  0:23                                               ` Tejun Heo
2012-11-03  0:52                                                 ` Alan Cox
2012-11-02 16:51                         ` Tejun Heo
2012-11-02 17:49                           ` Paolo Bonzini
2012-11-02 17:53                             ` Tejun Heo
2012-11-03 13:20                               ` Paolo Bonzini
2012-11-03 14:50                                 ` Alan Cox
2012-11-05 11:08                                   ` Paolo Bonzini
2012-11-05 18:18                                   ` Tejun Heo
2012-11-05 20:12                                     ` Alan Cox
2012-11-05 20:09                                       ` Tejun Heo [this message]
2012-11-05 20:17                                         ` Alan Cox
2012-11-05 20:15                                           ` Tejun Heo
2012-11-05 18:26                                 ` Tejun Heo

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20121105200955.GA26735@htj.dyndns.org \
    --to=tj@kernel.org \
    --cc=James.Bottomley@HansenPartnership.com \
    --cc=alan@lxorguk.ukuu.org.uk \
    --cc=axboe@kernel.dk \
    --cc=kay@redhat.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=pbonzini@redhat.com \
    --cc=pmatouse@redhat.com \
    --cc=rwheeler@redhat.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).