** Description changed: SRU Justification [Impact] * Microsoft requested backport of patchset to address Azure VM freezes when performing queue depth tuning with MANA under AI workloads, particularly under memory-fragmentation conditions. [Fix] * Stonking/Resolute - clean cherry-pick of following patch from linux-next: + * Noble/Jammy - straightforward backport of following patch from linux-next: * 1da1a037bc60: "net: mana: Route ring-buffer access through offset-based helpers" * Stonking/Resolute/Noble/Jammy - straightforward backport of following patch from linux-next: * 23adfc77c22c: "net: mana: Fall back to scattered pages for GDMA queues" [Test Plan] * Compile tested * Microsoft tested via test kernel [Regression potential] * Patches isolated to MANA specifically. Possibly regression could result in unexpected behavior of MANA driver. [Other info] * SF#00446650
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2163445 Title: Backport of VM Freeze Fix – "Avoid DMA Queue Allocation Failure Under Memory Fragmentation To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-azure/+bug/2163445/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
