Linux-kernel mailing list archive 1999-23,: Re: Migrating to larger numbers

# Re: Migrating to larger numbers

Alan Cox (alan@lxorguk.ukuu.org.uk)
Wed, 9 Jun 1999 00:47:01 +0100 (BST)

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> that 32+32 device nodes can only be exported over NFSv3.
> If we change to 64-bit immediately, but leave the high order half
> zero at first then all is fine. When people need more than 32 bits
> they'll also have to upgrade to NFSv3. Reasonable enough.]

This sounds reasonable. Amongst other things the only case I can conceive
we need the top 32bits is big clusters, where the upper bits will be ideal
for node id

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