Messages in this thread | | | Date | Tue, 15 Dec 2009 14:56:30 -0800 | From | Greg KH <> | Subject | Re: [PATCH 3/3] misc: use a proper range for minor number dynamic allocation |
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On Tue, Dec 15, 2009 at 02:42:30PM -0800, H. Peter Anvin wrote: > On 12/15/2009 02:34 PM, Andrew Morton wrote: > >>>> > >>>> The proposed solution uses the not yet reserved range from 64 to 127. If > >>>> more devices are needed, we may push 64 to 16. > >>>> > >>> > >>> Again, why not push these up above 256? > >>> > >> > >> I merged this patch, but made a note-to-self that there are remaining > >> open issues.. > > > > And nothing else happened. Can we revisit this please? > > > > There seem to be people still worried about breaking userspace with > majors/minors >= 256. I'm starting to think it is time to actually > break userspace, and dynamic majors/minors seem as good as any place to > start, especially since they by definition has to be managed by > something like udev. We have had large dev_t for something like six > years now, and most pieces of software isn't affected at all -- only the > stuff that manages /dev.
No objection from me, as long as the patch actually works.
But you might want to provide a config option so that loons that still are running Fedora 3 PPC machines who keep insisting on updating to the latest kernel version still keep their machines limping along successfully :)
thanks,
greg k-h
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