linux-kernel - Re: [PATCH] Security/sysfs: Enable security xattrs to be set on sysfs files, directories, and symlinks.

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Date:	Fri, 24 Jul 2009 10:34:01 -0400
From:	"David P. Quigley" <dpquigl@...ho.nsa.gov>
To:	James Morris <jmorris@...ei.org>
Cc:	sds@...ho.nsa.gov, Greg KH <greg@...ah.com>,
	casey@...aufler-ca.com, ebiederm@...ssion.com,
	linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org, selinux@...ho.nsa.gov
Subject: Re: [PATCH] Security/sysfs: Enable security xattrs to be set on
 sysfs files, directories, and symlinks.

On Fri, 2009-07-24 at 18:13 +1000, James Morris wrote:
> On Tue, 21 Jul 2009, David P. Quigley wrote:
> 
> > Looking more closely at the problem I was mistaken. I was concerned with
> > the dereferenceing of the dentry in the first line of the getxattr
> > function but it seems that a precondition for us getting that far is
> > that we will always have a valid dentry at that point. I'd appreciate it
> > if the people whose code the patch touches can review the patch again
> > and either NAK with more comments or sign off on it.
> 
> Please repost them with a version number so we know exactly which patches 
> we're looking at.
> 
> 

Casey is taking a shot at implementing generic xattr support for in
memory file systems.I told him I'd wait to see the initial cut of his
patch before going further with this.

Dave

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