Date: Sun, 25 May 2008 12:12:00 +0200 From: Jille <jille@quis.cx> To: freebsd-stable@FreeBSD.ORG, avg@icyb.net.ua Subject: Re: Is it possible to create a directory under /dev? Message-ID: <48393B70.7010405@quis.cx> In-Reply-To: <200805231600.m4NG0oWq025982@lurza.secnetix.de> References: <200805231600.m4NG0oWq025982@lurza.secnetix.de>
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Please note that unionfs still has a few bugs! You will need at least patchset p19 for mounting devfs below/above unionfs mounts. There is also a patchset p20, still experimental, you might want to try it. -- Jille Oliver Fromme schreef: > Andriy Gapon wrote: > > But, by the way, there is a (slightly) more valid reason to want to > > create a directory under /dev, I recently had it. For one non-standard > > third-party application I needed to create a link to existing device in > > a certain subdirectory. I.e.: > > /dev/subdirX/device -> /dev/deviceX > > And I couldn't do that. > > You could create a directory elsewhere and use UNIONFS to > merge it with your existing /dev. I haven't tried this, > but I think it should work. > > # mkdir /mydev > # mount -t unionfs -o below /mydev /dev > # cd /mydev > # mkdir subdirX > # ln -s /dev/deviceX subdirX/device > > The "-o below" option is used so that any modifications on > /dev -- such as creating symlinks -- still happen on the > real /dev, not on /mydev. > > Best regards > Oliver >
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