Messages in this thread | | | Date | Fri, 25 Sep 2009 22:49:26 +0200 | From | Pavel Machek <> | Subject | Re: [bug] /etc/profile: line 30: /dev/null: Permission denied (Was: Re: [PATCH] Remove broken by design and by implementation devtmpfs maintenance disaster) |
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Hi!
> > > > > I've reproduced a bug with the following .config options: > > > > > > > > > > ??CONFIG_DEVTMPFS=y > > > > > ??CONFIG_DEVTMPFS_MOUNT=y > > > > > > > > > > /dev/null and /dev/zero are not read/writable to ordinary users, > > > > > breaking normal bootup and login: > > > > > > > > Udev should run long before some ordinary/non-root user can login, > > > > and apply the permissions as it always does. It's known to work on > > > > Fedora, SUSE, Ubuntu. What kind of system/environment/setup is that > > > > where you see this? > > > > > > I don't know if this is what Ingo does, but I have a few machines > > > where I don't run the distro-supplied 'initrd' at all, because it's > > > easier to boot without it. The Fedora initrd doesn't allow me to > > > sanely set root filesystem parameters without totally rewriting the > > > initrd image, which I'm not interested in, for example (they'll take > > > effect for the root initrd, not the final root). > > > > Correct: i'm booting raw bzImages, with /dev copied to the real /dev. To > > this box udev is mostly an annoyance that slows down my bootup ;-) > > I use non-initrd systems as well, and this option works for me on Gentoo > and SUSE machines. > > As you are using a very old udev, and the boot infrastructure for udev > in older Fedora releases was a bit "odd" in places, I would recommend > not using these options on that machine. If we need to reword the > Kconfig help option to make it a bit more clear, do you have a > suggestion on what we should change?
"no regressions" ? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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