Date: Thu, 21 Jun 2007 11:57:38 -0400 From: Kris Kennaway <kris@obsecurity.org> To: Rong-en Fan <grafan@gmail.com> Cc: Peter Jeremy <peterjeremy@optushome.com.au>, freebsd-stable@freebsd.org, Kris Kennaway <kris@obsecurity.org> Subject: Re: is read-write nullfs safe? Message-ID: <20070621155738.GA18615@rot26.obsecurity.org> In-Reply-To: <6eb82e0706210649r8188a52h11b8b4f903484d1b@mail.gmail.com> References: <6eb82e0706182246q6563ba03x31038082125b50ae@mail.gmail.com> <200706190124.38935.josh@tcbug.org> <6eb82e0706182339r6328f009sf66631f1570977ba@mail.gmail.com> <20070619065820.GA87172@rot13.obsecurity.org> <20070621102342.GF1144@turion.vk2pj.dyndns.org> <6eb82e0706210649r8188a52h11b8b4f903484d1b@mail.gmail.com>
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On Thu, Jun 21, 2007 at 09:49:16PM +0800, Rong-en Fan wrote: > On 6/21/07, Peter Jeremy <peterjeremy@optushome.com.au> wrote: > >On 2007-Jun-19 02:58:20 -0400, Kris Kennaway <kris@obsecurity.org> wrote: > >>On Tue, Jun 19, 2007 at 02:39:22PM +0800, Rong-en Fan wrote: > >>> I was asking about nullfs because the following lines > >>> in sys/conf/NOTES: > >>> > >>> # NB: The NULL, PORTAL, UMAP and UNION filesystems are known to be > >>> # buggy, and WILL panic your system if you attempt to do anything with > >>> # them. They are included here as an incentive for some enterprising > >>> # soul to sit down and fix them. > >> > >>Yeah, that's almost completely stale for both 6.x and 7.x. > > > >Since this issue pops up fairly regularly, would it be possible to > >correct, tone down or remove this warning before 6.3/7.0? > > Ya, how about this one: > > http://people.freebsd.org/~rafan/remove-nullfs-warning.diff Maybe note that UNIONFS is being maintained now and is in a much better state, although there are still some issues being resolved. > It just remove NULL from the warning list. If no one objects, > I will ask re@ for approval tomorrow. BTW, since umapfs > is disconnected from build, shall we axe it? I would recommend it. Kris
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