Re: [PATCH 14/14] libata: use PIO for misc ATAPI commands

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> One thing I don't understand about this argument is that PIO cycle time
> is not determined by CPU power.  It's bound by PCI and ATA bus speed.
> If you put a faster CPU on the job, it just ends up wasting the same
> amount of time burning up more CPU cycles or am I misjudging power of
> those embedded CPUs?

The faster your CPU the more processor cycles you have between ATA stalls
to do the work. You also probably have hypedthreading which will help a
bit as you'll stall half the CPU not all of it some of the time at least.

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