On 10.03.22 12:13, Oded Gabbay wrote: > On Wed, Mar 9, 2022 at 10:00 AM David Hildenbrand <david@xxxxxxxxxx> wrote: >> >> On 08.03.22 22:22, Linus Torvalds wrote: >>> On Tue, Mar 8, 2022 at 6:14 AM David Hildenbrand <david@xxxxxxxxxx> wrote: >>>> >>>> This series fixes memory corruptions when a GUP pin (FOLL_PIN) was taken >>>> on an anonymous page and COW logic fails to detect exclusivity of the page >>>> to then replacing the anonymous page by a copy in the page table [...] >>> >>> From a cursory scan of the patches, this looks sane. >> >> Thanks for skimming over the patches that quickly! >> >>> >>> I'm not sure what the next step should be, but I really would like the >>> people who do a lot of pinning stuff to give it a good shake-down. >>> Including both looking at the patches, but very much actually running >>> it on whatever test-cases etc you people have. >>> >>> Please? > > I can take this patch-set and test it in our data-center with all the > DL workloads we are running > on Gaudi. Perfect! > > David, > Any chance you can prepare me a branch with your patch-set based on 5.17-rc7 ? > I prefer to take a stable kernel and not 5.18-rc1 as this is going to > run on hundreds of machines. https://github.com/davidhildenbrand/linux/tree/cow_fixes_part_2_v1 contains the state of this series, based on v5.17-rc7 and part 1. I'll be leaving that branch unmodified when working on newer versions of the patch set. -- Thanks, David / dhildenb
