Date: Mon, 23 Aug 2010 15:44:03 -0700 From: Marcel Moolenaar <xcllnt@mac.com> To: Ed Schouten <ed@80386.nl> Cc: FreeBSD Arch <freebsd-arch@freebsd.org> Subject: Re: RFC: enhancing the root mount logic Message-ID: <7318E60D-F00F-4519-A3E3-9CE8B752AE88@mac.com> In-Reply-To: <20100823214946.GF64651@hoeg.nl> References: <AFBE2FCA-30A6-4E1D-A964-AC4DC4C843EB@juniper.net> <20100823214946.GF64651@hoeg.nl>
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On Aug 23, 2010, at 2:49 PM, Ed Schouten wrote: > * Marcel Moolenaar <marcelm@juniper.net> wrote: >> Is this something that people feel is worth fleshing out and >> prototyping? > > Sounds awesome! This would make my writable boot cd a lot more elegant > than it is right now. Have you thought about things like possible > endless loops? Say, you mount a unionfs on the root of the fs itself. > This may cause the original .mount.conf to be reinterpreted, right? Right. I haven't thought about it. My off the cuff response is that we should disallow it if the amount of effort required to detect it is within reason. Alternatively, we could simply impose a global limit on the depth of the recursion. Either appears reasonable to me, but I may be overlooking something here... Thoughts? -- Marcel Moolenaar xcllnt@mac.com
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