From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mummy.ncsc.mil (mummy.ncsc.mil [144.51.88.129]) by tycho.ncsc.mil (8.12.8/8.12.8) with ESMTP id i8A9ogrT017630 for ; Fri, 10 Sep 2004 05:50:42 -0400 (EDT) Received: from open.hands.com (jazzhorn.ncsc.mil [144.51.5.9]) by mummy.ncsc.mil (8.12.10/8.12.10) with ESMTP id i8A9nnvo022400 for ; Fri, 10 Sep 2004 09:49:49 GMT Date: Fri, 10 Sep 2004 11:01:51 +0100 From: Luke Kenneth Casson Leighton To: Russell Coker Cc: Daniel J Walsh , "Fedora SELinux support list for users & developers." , fedora-devel-list@redhat.com, SE Linux Subject: Re: tmpfs /dev Message-ID: <20040910100151.GD14060@lkcl.net> References: <200409100536.59711.russell@coker.com.au> <4140BAB8.8070808@redhat.com> <200409101508.27612.russell@coker.com.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <200409101508.27612.russell@coker.com.au> Sender: owner-selinux@tycho.nsa.gov List-Id: selinux@tycho.nsa.gov On Fri, Sep 10, 2004 at 03:08:27PM +1000, Russell Coker wrote: > On Fri, 10 Sep 2004 06:19, Daniel J Walsh wrote: > > You will need to talk to Bill Nottingham about modifying /sbin/init to > > do this. They are not crazy about > > putting additional code into /sbin/init since it is very hard to debug. > > We've done it once, we can do it again. > > > They prefer rc.sysinit. They also do not > > rc.sysinit means changing the policy for init_t, initrc_t, and maybe others. > > > want to relabel the /dev file system if it is not a tmpfs, since with > > 8000 or more files it could take a while and > > slow down the boot up. > > On the slowest machine I have access to (a machine that can never run Fedora > because it doesn't meet the hardware requirements) it takes 12 seconds to run > setfiles on a fully loaded /dev. On machines that are a mere four years old > it takes about 2 seconds, I doubt that you will be able to measure the > difference that this makes on any hardware that can be purchased now. But > writing some code to check for the file system type is not too difficult. on my 1.6Gz athlon, it takes somewhere between 30 and 50 seconds to do the setting up of udev entries (ttyS0->ttyS63 and tty0->tty63) which would make it more of a priority to be sorted than the above! l. -- -- Truth, honesty and respect are rare commodities that all spring from the same well: Love. If you love yourself and everyone and everything around you, funnily and coincidentally enough, life gets a lot better. -- lkcl.net
lkcl@lkcl.net
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