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The article points to the unification of sparc which was completed more than one year ago
defconfig reduction, not sparc unification
Posted Oct 14, 2010 16:28 UTC (Thu) by corbet (editor, #1)
Sam Ravnborg tops the list with a long list of patches unifying the 32-bit
and 64-bit SPARC architecture code. As has happened with other
architectures, the end result has been the removal of a lot of duplicated
code. Ben Herrenschmidt, instead, removed most of the PowerPC-related
"defconfig" files, part of a general cleanup inspired by some grumpiness from Linus back in June.
Amerigo Wang removed a number of old and unused drivers. Between the three
of them, they got rid of almost 360,000 lines of code - a laudable bit of
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