[PATCH v5 7/9] powerpc/pseries/vas: Reopen windows with DLPAR core add

2022-02-27 Thread Haren Myneni
VAS windows can be closed in the hypervisor due to lost credits when the core is removed and the kernel gets fault for NX requests on these inactive windows. If the NX requests are issued on these inactive windows, OS gets page faults and the paste failure will be returned to the user space. If

[PATCH v5 7/9] powerpc/pseries/vas: Reopen windows with DLPAR core add

2022-02-27 Thread Haren Myneni
VAS windows can be closed in the hypervisor due to lost credits when the core is removed and the kernel gets fault for NX requests on these inactive windows. If the NX requests are issued on these inactive windows, OS gets page faults and the paste failure will be returned to the user space. If