Messages in this thread | | | Date | Fri, 28 Mar 2003 00:19:25 +0100 (CET) | From | Roman Zippel <> | Subject | Re: 64-bit kdev_t - just for playing |
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Hi,
On 27 Mar 2003, Alan Cox wrote:
> > How are these disks registered and how will the dev_t number look like? > > Al Viro's work so far makes those issues you can defer nicely.
I know his work, I'm just trying to find out, whether Andries understands it too, or if he maybe knows something I don't.
> > How will the user know about these numbers? > > Devices.txt or dynamic assignment
The first case means a /dev directory with millions of dev entries. How does the user find out about the number of partitions in the second case?
> > Who creates these device entries (user or daemon)? > > Who cares 8) Thats just the devfs argument all over again 8)
Why? I specifically didn't mention the kernel. Anyone has to care, somehow this large number space must be managed.
> > SCSI has multiple majors, disks 0-15 are at major 8, disks 16-31 are at > > 65, ...., disks 112-127 are at major 71. Will this stay the same? Where > > are the disk 128-xxx? > > Can I have now more than 15 partitions? > > It becomes possible, more importantly we can begin to support > partitioned CD-ROM both for multisession and for real partition > tables on CD (eg Macintrash)
How exactly does this become possible?
bye, Roman
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