Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support

From	"Serge E. Hallyn" <serge@hallyn.com>
Newsgroups	linux.kernel
Subject	Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support
Date	2017-07-25 20:00 +0200
Message-ID	<u7chI-5RB-15@gated-at.bofh.it> (permalink)
References	<u5sAi-59K-21@gated-at.bofh.it> <u5sAj-59K-53@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Thu, Jul 20, 2017 at 06:50:29PM -0400, Mehmet Kayaalp wrote:
> From: Yuqiong Sun <suny@us.ibm.com>
> 
> Add new CONFIG_IMA_NS config option.  Let clone() create a new IMA
> namespace upon CLONE_NEWNS flag. Add ima_ns data structure in nsproxy.
> ima_ns is allocated and freed upon IMA namespace creation and exit.
> Currently, the ima_ns contains no useful IMA data but only a dummy
> interface. This patch creates the framework for namespacing the different
> aspects of IMA (eg. IMA-audit, IMA-measurement, IMA-appraisal).
> 
> Signed-off-by: Yuqiong Sun <suny@us.ibm.com>
> 
> Changelog:
> * Use CLONE_NEWNS instead of a new CLONE_NEWIMA flag

Hi,

So this means that every mount namespace clone will clone a new IMA
namespace.  Is that really ok?

Thread

[RFC PATCH 1/5] ima: extend clone() with IMA namespace support Mehmet Kayaalp <mkayaalp@linux.vnet.ibm.com> - 2017-07-21 01:00 +0200
  Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support "Serge E. Hallyn" <serge@hallyn.com> - 2017-07-25 20:00 +0200
    Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support James Bottomley <James.Bottomley@HansenPartnership.com> - 2017-07-25 20:50 +0200
      Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support "Serge E. Hallyn" <serge@hallyn.com> - 2017-07-25 21:10 +0200
        Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support James Bottomley <James.Bottomley@HansenPartnership.com> - 2017-07-25 21:10 +0200
          Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support Mimi Zohar <zohar@linux.vnet.ibm.com> - 2017-07-25 21:50 +0200
            Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support Stefan Berger <stefanb@linux.vnet.ibm.com> - 2017-07-25 22:20 +0200
              Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support "Serge E. Hallyn" <serge@hallyn.com> - 2017-07-25 22:50 +0200
                Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support Mimi Zohar <zohar@linux.vnet.ibm.com> - 2017-07-25 23:00 +0200
                Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support "Serge E. Hallyn" <serge@hallyn.com> - 2017-07-25 23:10 +0200
                Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support Mimi Zohar <zohar@linux.vnet.ibm.com> - 2017-07-26 00:30 +0200
                Re: [Linux-ima-devel] [RFC PATCH 1/5] ima: extend clone() with IMA  namespace support Mimi Zohar <zohar@linux.vnet.ibm.com> - 2017-07-27 16:50 +0200
                Re: [Linux-ima-devel] [RFC PATCH 1/5] ima: extend clone() with IMA  namespace support Stefan Berger <stefanb@linux.vnet.ibm.com> - 2017-07-27 19:50 +0200
                Re: [Linux-ima-devel] [RFC PATCH 1/5] ima: extend clone() with IMA  namespace support Stefan Berger <stefanb@linux.vnet.ibm.com> - 2017-07-27 23:00 +0200
                Re: [Linux-ima-devel] [RFC PATCH 1/5] ima: extend clone() with IMA  namespace support Mimi Zohar <zohar@linux.vnet.ibm.com> - 2017-07-31 13:40 +0200
                Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support Stefan Berger <stefanb@linux.vnet.ibm.com> - 2017-07-25 23:40 +0200
            Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support James Bottomley <James.Bottomley@HansenPartnership.com> - 2017-07-25 22:40 +0200
              Re: [RFC PATCH 1/5] ima: extend clone() with IMA namespace support Mimi Zohar <zohar@linux.vnet.ibm.com> - 2017-07-25 22:50 +0200

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