Of course - improvements are always welcome.
(But I try to be slightly more careful than you are.
Util-linux runs on all libc's and all kernels, from libc4 to glibc2
and from 0.99 to 2.5. So, changes must be compatible.)
No need to inevent here. No need to do the book keeping in kernel.
Some need. Things like mount-by-label want to know what partitions
exist in order to look at the labels on each.
Yes, we really need a list of disk-like devices.
The gendisk chain.
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