Cloud Kernel Release 12 is out! This release is built based on upstream LTS v4.19.36. New functions, enhancements and bug fixes in current release are as follows:

Functions

• Implemented cgroup writeback v1 interface, please refer to wiki for user documentation (Jiufei Xue）

Bug Fixes

• NFSv4.1: Fix bug only first CB_NOTIFY_LOCK is handled (Yihao Wu)
• NFSv4.1: Again fix a race where CB_NOTIFY_LOCK fails to wake a waiter (Yihao Wu)
• ovl: check the capability before cred overridden (Jiufei Xue)
• vfio/type1: Limit DMA mappings per container (Alex Williamson)
• fbdev: fix WARNING in __alloc_pages_nodemask bug (Jiufei Xue)