From: hch@lst.de (Christoph Hellwig)
To: linux-security-module@vger.kernel.org
Subject: [PATCH] security/ima: use fs method to read integrity data
Date: Sun, 4 Jun 2017 07:47:47 +0200 [thread overview]
Message-ID: <20170604054747.GA31064@lst.de> (raw)
In-Reply-To: <alpine.LRH.2.20.1705110959020.15627@namei.org>
On Thu, May 11, 2017 at 09:59:51AM +1000, James Morris wrote:
> On Wed, 10 May 2017, Christoph Hellwig wrote:
>
> > Add a new ->integrity_read file operation to read data for
> > integrity hash collection. This is defined to be equivalent
> > to ->read_iter, except that it will be called with the i_rwsem
> > held exclusively. Also the presence of ->integrity_read indicates
> > that the file system can support IMA.
> >
> > Signed-off-by: Christoph Hellwig <hch@lst.de>
>
> Fixes an IMA+XFS deadlock I've been seeing.
Are you going to pick this up? Any feedback from the folks on the
LSM list on what additional file systems need to be wired up?
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WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: James Morris <jmorris@namei.org>
Cc: Christoph Hellwig <hch@lst.de>, Al Viro <viro@zeniv.linux.org.uk>,
Mimi Zohar <zohar@linux.vnet.ibm.com>,
linux-fsdevel@vger.kernel.org,
linux-ima-devel@lists.sourceforge.net,
linux-security-module@vger.kernel.org
Subject: Re: [PATCH] security/ima: use fs method to read integrity data
Date: Sun, 4 Jun 2017 07:47:47 +0200 [thread overview]
Message-ID: <20170604054747.GA31064@lst.de> (raw)
In-Reply-To: <alpine.LRH.2.20.1705110959020.15627@namei.org>
On Thu, May 11, 2017 at 09:59:51AM +1000, James Morris wrote:
> On Wed, 10 May 2017, Christoph Hellwig wrote:
>
> > Add a new ->integrity_read file operation to read data for
> > integrity hash collection. This is defined to be equivalent
> > to ->read_iter, except that it will be called with the i_rwsem
> > held exclusively. Also the presence of ->integrity_read indicates
> > that the file system can support IMA.
> >
> > Signed-off-by: Christoph Hellwig <hch@lst.de>
>
> Fixes an IMA+XFS deadlock I've been seeing.
Are you going to pick this up? Any feedback from the folks on the
LSM list on what additional file systems need to be wired up?
next prev parent reply other threads:[~2017-06-04 5:47 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-10 6:45 fix IMA deadlock Christoph Hellwig
2017-05-10 6:45 ` Christoph Hellwig
2017-05-10 6:45 ` [PATCH] security/ima: use fs method to read integrity data Christoph Hellwig
2017-05-10 6:45 ` Christoph Hellwig
2017-05-10 12:20 ` Boaz Harrosh
2017-05-10 12:20 ` Boaz Harrosh
2017-05-10 13:24 ` Christoph Hellwig
2017-05-10 13:24 ` Christoph Hellwig
2017-05-10 15:55 ` Boaz Harrosh
2017-05-10 15:55 ` Boaz Harrosh
2017-05-10 21:00 ` Mimi Zohar
2017-05-10 21:00 ` Mimi Zohar
2017-05-11 8:16 ` Christoph Hellwig
2017-05-11 8:16 ` Christoph Hellwig
2017-05-12 21:09 ` Mimi Zohar
2017-05-12 21:09 ` Mimi Zohar
2017-05-10 23:59 ` James Morris
2017-05-10 23:59 ` James Morris
2017-06-04 5:47 ` Christoph Hellwig [this message]
2017-06-04 5:47 ` Christoph Hellwig
2017-06-05 0:23 ` James Morris
2017-06-05 0:23 ` James Morris
2017-06-05 1:57 ` Mimi Zohar
2017-06-05 1:57 ` Mimi Zohar
2017-05-11 0:34 ` Li Kun
2017-05-11 0:34 ` Li Kun
2017-05-11 0:59 ` Al Viro
2017-05-11 0:59 ` Al Viro
2017-05-11 4:03 ` Li Kun
2017-05-11 4:03 ` Li Kun
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