linux-kernel - Re: [PATCH 2/2 v2] f2fs: support xattr security labels

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Message-id: <1370650718.3600.50.camel@kjgkr>
Date:	Sat, 08 Jun 2013 09:18:38 +0900
From:	Jaegeuk Kim <jaegeuk.kim@...sung.com>
To:	Namjae Jeon <linkinjeon@...il.com>
Cc:	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-f2fs-devel@...ts.sourceforge.net
Subject: Re: [PATCH 2/2 v2] f2fs: support xattr security labels

2013-06-07 (금), 19:50 +0900, Namjae Jeon:
> 2013/6/7, Jaegeuk Kim <jaegeuk.kim@...sung.com>:
> > Change log from v1:
> >  o fix a bug
> >
> > From 901aea226653e26aa3556edd88ca1e48fa89eb5f Mon Sep 17 00:00:00 2001
> > From: Jaegeuk Kim <jaegeuk.kim@...sung.com>
> > Date: Mon, 3 Jun 2013 19:46:19 +0900
> > Subject: [PATCH 2/2] f2fs: support xattr security labels
> > Cc: linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
> > linux-f2fs-devel@...ts.sourceforge.net
> >
> > This patch adds the support of security labels for f2fs, which will be used
> > by SElinux.
> >
> > Signed-off-by: Jaegeuk Kim <jaegeuk.kim@...sung.com>
> > ---
> >  fs/f2fs/Kconfig |  9 +++++++++
> >  fs/f2fs/dir.c   |  5 +++++
> >  fs/f2fs/xattr.c | 60
> > +++++++++++++++++++++++++++++++++++++++++++++++++++++++--
> >  fs/f2fs/xattr.h | 12 +++++++++++-
> >  4 files changed, 83 insertions(+), 3 deletions(-)
> >
> > diff --git a/fs/f2fs/Kconfig b/fs/f2fs/Kconfig
> > index fd27e7e..2214cc9 100644
> > --- a/fs/f2fs/Kconfig
> > +++ b/fs/f2fs/Kconfig
> > @@ -51,3 +51,12 @@ config F2FS_FS_POSIX_ACL
> >  	  Linux website <http://acl.bestbits.at/>.
> >
> >  	  If you don't know what Access Control Lists are, say N
> > +
> > +config F2FS_FS_SECURITY
> > +	bool "F2FS Security Labels"
> > +	depends on F2FS_FS_XATTR
> Hi Jaegeuk.
> Do we need to add "default y" as other xattr options ?

Hi Namjae,
Currently negative.
Most of xattr operations will be fine though, I'd like to test them more
intensively. After then, we'd better set *default y*.
Thanks, :)

> 
> Thanks.
> > +	help
> > +	  Security labels provide acls used by the security modules
> > +	  like SELinux. This option should be used with the xattr mode.
> > +
> > +	  If you are not using a security module, say N.
> --
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-- 
Jaegeuk Kim
Samsung

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