quoted

dontneed should hopefully/likely see a speedup.

Yes, but that's almost exactly the same path as munmap, so I'm sure it really
adds much for this particular series. 

Right, that's why I'm not including these measurements. dontneed vs. 
munmap is more about measuring the overhead of VMA modifications + page 
table reclaim.

Anyway, on Altra at least, I'm seeing no
regressions, so:

Tested-by: Ryan Roberts <ryan.roberts@arm.com>

Thanks!

-- 
Cheers,

David / dhildenb


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