Subject: Re: Please Revert newlock2
To: None <tech-kern@netbsd.org>
From: Bucky Katz <bucky@picovex.com>
List: tech-kern
Date: 02/20/2007 14:49:14
Jason Thorpe <thorpej@shagadelic.org> writes:

> On Feb 18, 2007, at 11:01 AM, Bucky Katz wrote:
>
>> Um, since the theory behind newlock2 was performance improvements,
>> shouldn't benchmarks have already been done with the results
>> available?
>
> newlock{,2} was, at least when I started it several years ago, all
> about providing decent synchronization APIs to allow us to start
> modernizing our kernel.

It seems to have morphed into something other, as you're now
mentioning scheduler infrastructure and have dropped SA support.
Could someone please write up a quick description of what it is
_currently_ expected to accomplish, for those of us who aren't privy
to internal mailing lists?