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From: Christoph Hellwig <hch@lst.de>
To: Johannes Thumshirn <jthumshirn@suse.de>
Cc: Christoph Hellwig <hch@lst.de>,
	axboe@kernel.dk, snitzer@redhat.com, agk@redhat.com,
	pbonzini@redhat.com, dm-devel@redhat.com,
	linux-block@vger.kernel.org
Subject: Re: [PATCH] dm: don't allow ioctls to targets that don't map to whole devices
Date: Fri, 3 Feb 2017 11:34:43 +0100	[thread overview]
Message-ID: <20170203103443.GA29497@lst.de> (raw)
In-Reply-To: <60c7f620-403c-5ec2-ae9f-e99676410b38@suse.de>

On Fri, Feb 03, 2017 at 11:10:10AM +0100, Johannes Thumshirn wrote:
> On 02/03/2017 11:06 AM, Christoph Hellwig wrote:
>> .. at least for unprivilegued users.  Before we called into the SCSI
>> ioctl code to allow excemptions for a few SCSI passthrough ioctls,
>> but this is pretty unsafe and except for this call dm knows nothing
>> about SCSI ioctls.  As SCSI the SCSI ioctl code is made optionally
>                                              ^~ duped SCSI or should it 
> read "as in SCSI the SCSI ioctl code [...]"

Yeah, thanks.

  reply	other threads:[~2017-02-03 10:34 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-03 10:06 [PATCH] dm: don't allow ioctls to targets that don't map to whole devices Christoph Hellwig
2017-02-03 10:10 ` Johannes Thumshirn
2017-02-03 10:34   ` Christoph Hellwig [this message]
2017-02-03 14:35 ` Mike Snitzer

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