From: Eric Sandeen <sandeen@redhat.com>
To: Felipe Monteiro de Carvalho <felipemonteiro.carvalho@gmail.com>
Cc: linux-ext4@vger.kernel.org
Subject: Re: File permissions in ext4
Date: Thu, 01 Aug 2013 12:27:56 -0500 [thread overview]
Message-ID: <51FA9A9C.1090301@redhat.com> (raw)
In-Reply-To: <CACyNnZM51RDcyzah_nbQA+tSYDVAXsduzDkGAK-gjfBfo1NWDg@mail.gmail.com>
On 8/1/13 7:34 AM, Felipe Monteiro de Carvalho wrote:
> Hello,
>
> Ok, I found that the permissions that I was looking for are stored in
> ext4_inode.i_mode ... but still there is the question: What is ACL
> used for then, and when is it different than zero?
>
> thanks =)
>
It is the block number containing an extended attribute for that inode,
if any; that extended attribute may be a file ACL.
It's a bit odd to call the xattr block "ACL" but it is what it is. ;)
-Eric
prev parent reply other threads:[~2013-08-01 17:27 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-01 12:02 File permissions in ext4 Felipe Monteiro de Carvalho
2013-08-01 12:34 ` Felipe Monteiro de Carvalho
2013-08-01 12:59 ` Vyacheslav Dubeyko
2013-08-01 13:09 ` Felipe Monteiro de Carvalho
2013-08-01 13:19 ` Felipe Monteiro de Carvalho
2013-08-01 13:21 ` Vyacheslav Dubeyko
2013-08-01 13:23 ` Felipe Monteiro de Carvalho
2013-08-01 13:35 ` Vyacheslav Dubeyko
2013-08-01 17:27 ` Eric Sandeen [this message]
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