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Let's improve the vfio_ap driver's reaction to reception of response code 07 from the PQAP(AQIC) command when enabling interrupts on behalf of a guest: * Unregister the guest's ISC before the pages containing the notification indicator bytes are unpinned. * Capture the return code from the kvm_s390_gisc_unregister function and log a DBF warning if it fails. Suggested-by: Matthew Rosato <mjrosato@linux.ibm.com> Signed-off-by: Tony Krowiak <akrowiak@linux.ibm.com> Reviewed-by: Matthew Rosato <mjrosato@linux.ibm.com> Link: https://lore.kernel.org/r/20231109164427.460493-4-akrowiak@linux.ibm.com Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com> |
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