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Date:   Thu, 28 May 2020 23:25:05 -0400
From:   "Theodore Y. Ts'o" <tytso@mit.edu>
To:     "Jan (janneke) Nieuwenhuizen" <janneke@gnu.org>
Cc:     linux-kernel@vger.kernel.org, linux-ext4@vger.kernel.org,
        Andreas Dilger <adilger.kernel@dilger.ca>,
        Danny Milosavljevic <dannym@scratchpost.org>,
        Samuel Thibault <samuel.thibault@gnu.org>
Subject: Re: [PATCH v2] ext4: support xattr gnu.* namespace for the Hurd
Message-ID: <20200529032505.GM228632@mit.edu>
References: <20200525193940.878-1-janneke@gnu.org>
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In-Reply-To: <20200525193940.878-1-janneke@gnu.org>
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On Mon, May 25, 2020 at 09:39:40PM +0200, Jan (janneke) Nieuwenhuizen wrote:
> The Hurd gained[0] support for moving the translator and author
> fields out of the inode and into the "gnu.*" xattr namespace.
> 
> In anticipation of that, an xattr INDEX was reserved[1].  The Hurd has
> now been brought into compliance[2] with that.
> 
> This patch adds support for reading and writing such attributes from
> Linux; you can now do something like
> 
>     mkdir -p hurd-root/servers/socket
>     touch hurd-root/servers/socket/1
>     setfattr --name=gnu.translator --value='"/hurd/pflocal\0"' \
>         hurd-root/servers/socket/1
>     getfattr --name=gnu.translator hurd-root/servers/socket/1
>     # file: 1
>     gnu.translator="/hurd/pflocal"
> 
> to setup a pipe translator, which is being used to create[3] a
> vm-image for the Hurd from GNU Guix.
> 
> [0] https://summerofcode.withgoogle.com/projects/#5869799859027968
> [1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3980bd3b406addb327d858aebd19e229ea340b9a
> [2] https://git.savannah.gnu.org/cgit/hurd/hurd.git/commit/?id=a04c7bf83172faa7cb080fbe3b6c04a8415ca645
> [3] https://git.savannah.gnu.org/cgit/guix.git/log/?h=wip-hurd-vm

This patch is missing a Signed-off-by.  If you don't understand why
this is really important, please read: 

https://www.kernel.org/doc/html/latest/process/submitting-patches.html#sign-your-work-the-developer-s-certificate-of-origin

Can you resubmit with the DCO or confirm that it's OK for me to add your Signed-off-by?

    		      	      	 	      - Ted