> You: conceptully-new add-on which benefits 0.25% of the user base, provided
> they select the right config options and filesystem.
>
> Me: simpler enhancement which benefits 100% of the user base (ie: includes
> 4k blocksize, 4k pagesize) and which also fixes your performance problem
> with that HBA.
note that at least 2.6 is doing this "sort of", better than 2.4 at
least. (30% hitrate or something like that).
In addition, systems with an IOMMU (many really large systems have that,
as well as several x86 ones, with more and more of that in the future),
this is a moot point since the IOMMU will just linearize for the device.
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