On 5/20/21 2:38 PM, Peter Oskolkov wrote: > On Thu, May 20, 2021 at 2:17 PM Jonathan Corbet <corbet@xxxxxxx> wrote: >> >> Peter Oskolkov <posk@xxxxxxxxxx> writes: >> >>> As indicated earlier in the FUTEX_SWAP patchset: >>> >>> https://lore.kernel.org/lkml/20200722234538.166697-1-posk@xxxxxxx/ >>> >>> "Google Fibers" is a userspace scheduling framework >>> used widely and successfully at Google to improve in-process workload >>> isolation and response latencies. We are working on open-sourcing >>> this framework, and UMCG (User-Managed Concurrency Groups) kernel >>> patches are intended as the foundation of this. >> >> So I have to ask...is there *any* documentation out there on what this >> is and how people are supposed to use it? Shockingly, typing "Google >> fibers" into Google leads to a less than fully joyful outcome... This >> won't be easy for anybody to review if they have to start by >> reverse-engineering what it's supposed to do. > > Hi Jonathan, > > There is this Linux Plumbers video: https://www.youtube.com/watch?v=KXuZi9aeGTw > And the pdf: http://pdxplumbers.osuosl.org/2013/ocw//system/presentations/1653/original/LPC%20-%20User%20Threading.pdf > > I did not reference them in the patchset because links to sites other > than kernel.org are strongly discouraged... I will definitely add a > documentation patch. Certainly for links to email, we prefer to use lore.kernel.org archives. Are links to other sites discouraged? If so, that's news to me. > Feel free to reach out to me directly or through this LKML thread if > you have any questions. > > Do you think a documentation patch would be useful at this point, as > opposed to a free-form email discussion? thanks. -- ~Randy