linux-kernel - Re: Posix file capabilities in 2.6.24rc2

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Message-ID: <20071113235318.GA6477@sergelap.austin.ibm.com>
Date:	Tue, 13 Nov 2007 17:53:18 -0600
From:	"Serge E. Hallyn" <sergeh@...ibm.com>
To:	Chris Friedhoff <chris@...edhoff.org>
Cc:	Serge E Hallyn <sergeh@...ibm.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: Posix file capabilities in 2.6.24rc2

Quoting Chris Friedhoff (chris@...edhoff.org):
> Hello,
> 
> everything works as expected, but ...
> 
> closing X and no capabilities set for xinit does shutdown only the
> windowmanager and not the X server (Xorg server 1.4)
> Consolemessage is:
> xinit:  Operation not permitted (errno 1): Can't kill X server
> 
> 
> the xattr capability is removed, when the file is chown'ed.

Hi Chris,

yes on chown the capability is removed.  I'm not quite sure what
you're asking?  Is your setup depending on being able to chown
while keeping file capabilities?  Can you give some more details?

thanks,
-serge
-
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