linux-ext4 - Re: File permissions in ext4

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Message-ID: <1375364110.2304.11.camel@slavad-ubuntu>
Date:	Thu, 01 Aug 2013 17:35:10 +0400
From:	Vyacheslav Dubeyko <slava@...eyko.com>
To:	Felipe Monteiro de Carvalho <felipemonteiro.carvalho@...il.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: File permissions in ext4

On Thu, 2013-08-01 at 15:23 +0200, Felipe Monteiro de Carvalho wrote:
> On Thu, Aug 1, 2013 at 3:21 PM, Vyacheslav Dubeyko <slava@...eyko.com> wrote:
> > config EXT4_FS_POSIX_ACL
> >           POSIX Access Control Lists (ACLs) support permissions for users and
> >           groups beyond the owner/group/world scheme.
> >
> >           To learn more about Access Control Lists, visit the POSIX ACLs for
> >           Linux website <http://acl.bestbits.at/>.
> 
> Aha, so it is just a more advanced version of the permissions. But I
> suppose that i_mode will always be valid even if the file system also
> support ACL, correct?
> 

As I understand, yes. Because ACLs are simply enhancement of permission
model.

With the best regards,
Vyacheslav Dubeyko.


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