Re: [RFC] On watchman support

> David Turner <dturner@twopensource.com> writes:
> 
> > On Tue, 2014-11-18 at 17:48 +0700, Duy Nguyen wrote:
> >> > My patches are not the world's most beautiful, but they do work.  I
> >> > think some improvement might be possible by keeping info about tracked
> >> > files in the index, and only storing the tree of ignored and untracked
> >> > files separately.  But I have not thought this through fully.  In any
> >> > case, making use of shared memory for the fs_cache (as some of your
> >> > other patches do for the index) would definitely save time.
> >> 
> >> By the way, what happened to your sse optimization in refs.c? I see
> >> it's reverted but I didn't follow closely to know why. 
> >
> > I don't know why either -- it works just fine.  There was a bug, but I
> > fixed it.  Junio?
> 
> I vaguely recall that the reason why we dropped it was because it
> was too much code churn in an area that was being worked on in
> parallel, but you may need to go back to the list archive for
> details.