[PATCH openEuler-22.03-LTS 0/3] fix cgroup poll UAF

Arnd Bergmann (1): kernfs: add stub helper for kernfs_generic_poll()

Randy Dunlap (1): sched/psi: Select KERNFS as needed

Suren Baghdasaryan (1): sched/psi: use kernfs polling functions for PSI trigger polling

include/linux/kernfs.h | 4 ++++ include/linux/psi.h | 5 +++-- include/linux/psi_types.h | 3 +++ init/Kconfig | 1 + kernel/cgroup/cgroup.c | 2 +- kernel/sched/psi.c | 29 +++++++++++++++++++++-------- 6 files changed, 33 insertions(+), 11 deletions(-)