Re: [PATCH 1/2] BDI: Provide backing device capability information

[David Howells]

Andrew Morton <akpm@xxxxxxxx> wrote:

> > Any particular reason? It's mixed in with other unsigned longs and pointers
> > after all...
> 
> Just that it's the natural wordsize of the machine, and uses less storage.

Making it unsigned long on a 32-bit machine will make no difference. Making it
unsigned int on a 64-bit machine will waste four bytes.

David
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