linux-kernel - Re: [PATCH] FILESYSTEMS: Make "advanced partitions" immediately unselectable.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 29 Jul 2008 09:17:07 -0700
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	"Robert P. J. Day" <rpjday@...shcourse.ca>
Cc:	Calvin Walton <calvin.walton@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>
Subject: Re: [PATCH] FILESYSTEMS: Make "advanced partitions" immediately
 unselectable.

On Tue, 29 Jul 2008 06:36:09 -0400 (EDT) Robert P. J. Day wrote:

> On Mon, 28 Jul 2008, Randy Dunlap wrote:
> 
> > On Mon, 28 Jul 2008 18:02:20 -0400 Calvin Walton wrote:
> >
> > > On Mon, 2008-07-28 at 14:42 -0400, Robert P. J. Day wrote:
> > > > On Mon, 28 Jul 2008, Randy Dunlap wrote:
> > > > it strikes me that, at least on x86, MSDOS partition support is so
> > > > fundamental that it should take work for someone to turn it *off*.
> > > > perhaps simply have it on by default, and force someone to go under
> > > > "Configure standard kernel features (for small systems)"
> > > > (CONFIG_EMBEDDED) to make it go away?
> > > >
> > > >   seriously, how often is someone going to build a kernel for x86 and
> > > > not need MSDOS partition support?  just curious.
> > > >
> > > > rday
> > >
> > > Naturally, on an architecture other than x86 (e.g. sparc) you'll want to
> > > ensure that the platform's native partitioning format (for sparc,
> > > SUN_PARTITION) is similarly on by default, and difficult to unselect.
> > >
> > > In this case, you could get by perfectly without msdos partitions
> > > enabled (although the default is still to enable them), unless you want
> > > to read a usb key or something.
> > >
> > > This was the point of the original menu, I think - it allowed each
> > > partition type to have a default based on arch, but to hide away the
> > > mess of other types unless you feel like overriding it.
> > >
> > > You'll want to make sure in your patch that arches other than x86 don't
> > > lose their own native partitioning types :)
> >
> > Thanks.  I won't bother pushing the latest patch.  :)
> 
> so, just to be clear, the consensus is to just leave it alone as it's
> more trouble than it's worth to do anything about?

Probably.

I don't see the "if PARTITION_ADVANCED" block as being compatible with the
need to have default partition types per $ARCH.
Do you see some way around that problem?

---
~Randy
Linux Plumbers Conference, 17-19 September 2008, Portland, Oregon USA
http://linuxplumbersconf.org/
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/