On Thu, 2014-06-19 at 14:58 -0700, Daniel Phillips wrote:an
We already removed 450 lines of core kernel workarounds from Tux3 with
theapproach that was literally cut and pasted from one of Dave's emails. Then Dave changed his mind. Now the Tux3 team has been assigned a research project to improve core kernel writeback instead of simply adapting the approach that is already proven to work well enough. That is a rather blatant example of "perfect is the enemy of good enough". Please read
thread.
That's a bit disingenuous: the concern has always been how page forking
interacted with writeback. It's not new, it was one of the major things
brought up at LSF 14 months ago, so you weren't just assigned this.