Re: [PATCH v2 0/2] powerpc/pci: unmap interrupts when a PHB is removed

2020-06-18 Thread Cédric Le Goater
On 6/17/20 6:29 PM, Cédric Le Goater wrote: > Hello, > > When a passthrough IO adapter is removed from a pseries machine using > hash MMU and the XIVE interrupt mode, the POWER hypervisor expects the > guest OS to clear all page table entries related to the adapter. If > some are still present, th

[PATCH v2 0/2] powerpc/pci: unmap interrupts when a PHB is removed

2020-06-17 Thread Cédric Le Goater
Hello, When a passthrough IO adapter is removed from a pseries machine using hash MMU and the XIVE interrupt mode, the POWER hypervisor expects the guest OS to clear all page table entries related to the adapter. If some are still present, the RTAS call which isolates the PCI slot returns error 90