From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gentoo-user+bounces-143995-garchives=archives.gentoo.org@lists.gentoo.org>
Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80])
	by finch.gentoo.org (Postfix) with ESMTP id 58C251381FB
	for <garchives@archives.gentoo.org>; Sat, 29 Dec 2012 00:18:55 +0000 (UTC)
Received: from pigeon.gentoo.org (localhost [127.0.0.1])
	by pigeon.gentoo.org (Postfix) with SMTP id 8DF97E063F;
	Sat, 29 Dec 2012 00:18:41 +0000 (UTC)
Received: from ironport2-out.teksavvy.com (ironport2-out.teksavvy.com [206.248.154.182])
	by pigeon.gentoo.org (Postfix) with ESMTP id 88BE7E067D
	for <gentoo-user@lists.gentoo.org>; Sat, 29 Dec 2012 00:17:31 +0000 (UTC)
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: AgsKAG6Zu09FpaPP/2dsb2JhbABEsnYDgRiBCIIVAQEFOhwzCxgcEhQlN4gOugmLCBlBgUSCPGIDiEKEfIdchV+IOoFYgweBQQ
X-IronPort-AV: E=Sophos;i="4.75,637,1330923600"; 
   d="scan'208";a="210852288"
Received: from 69-165-163-207.dsl.teksavvy.com (HELO waltdnes.org) ([69.165.163.207])
  by ironport2-out.teksavvy.com with SMTP; 28 Dec 2012 19:17:29 -0500
Received: by waltdnes.org (sSMTP sendmail emulation); Fri, 28 Dec 2012 19:17:19 -0500
From: "Walter Dnes" <waltdnes@waltdnes.org>
Date: Fri, 28 Dec 2012 19:17:19 -0500
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] /dev/shm permissions drwxr-xr-x root:root ?
Message-ID: <20121229001719.GA5130@waltdnes.org>
References: <20121227025420.GA6701@waltdnes.org>
 <50DBBE2E.5080706@gmail.com>
 <50DBE14D.4020302@iinet.net.au>
 <20121228032508.GB2060@waltdnes.org>
 <50DD37D2.7030201@iinet.net.au>
Precedence: bulk
List-Post: <mailto:gentoo-user@lists.gentoo.org>
List-Help: <mailto:gentoo-user+help@lists.gentoo.org>
List-Unsubscribe: <mailto:gentoo-user+unsubscribe@lists.gentoo.org>
List-Subscribe: <mailto:gentoo-user+subscribe@lists.gentoo.org>
List-Id: Gentoo Linux mail <gentoo-user.gentoo.org>
X-BeenThere: gentoo-user@lists.gentoo.org
Reply-to: gentoo-user@lists.gentoo.org
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <50DD37D2.7030201@iinet.net.au>
User-Agent: Mutt/1.5.21 (2010-09-15)
X-Archives-Salt: 3c870456-bce7-4365-ba99-ca1c3881289c
X-Archives-Hash: 58cc105794131269568e1152f5f1f692

On Fri, Dec 28, 2012 at 02:10:26PM +0800, William Kenworthy wrote
> On 28/12/12 11:25, Walter Dnes wrote:
> > chmod 755 /dev/shm/hello
> > /dev/shm/hello
> 
> as a user (not root)
> 
> wdk@moriah /home/vm/qemu/mail $ vi /dev/shm/hello
> wdk@moriah /home/vm/qemu/mail $ chmod 755 /dev/shm/hello
> wdk@moriah /home/vm/qemu/mail $ /dev/shm/hello
> Hello World
> wdk@moriah /home/vm/qemu/mail $
> 
> worked fine.
> 
> and
> 
> moriah ~ # mount|grep shm
> none on /dev/shm type tmpfs (rw,relatime)
> moriah ~ #

  Are you on regular udev?  I thought that /dev/shm was supposed to be
noexec as a security measure.

-- 
Walter Dnes <waltdnes@waltdnes.org>
I don't run "desktop environments"; I run useful applications