Hi Paolo, today you are getting the pull request from me :) this request has: * First part of deferred teardown (Claudio) * CPU Topology (Pierre) * interpretive execution for PCI instructions (Matthew) * PV attestation (Steffen) * Minor fixes Please pull The following changes since commit 4b88b1a518b337de1252b8180519ca4c00015c9e: KVM: selftests: Enhance handling WRMSR ICR register in x2APIC mode (2022-06-24 04:52:04 -0400) are available in the Git repository at: ssh://git@xxxxxxxxxxxxxxxxxxx/pub/scm/linux/kernel/git/kvms390/linux.git tags/kvm-s390-next-5.20-1 for you to fetch changes up to f5ecfee94493475783074e86ded10a0499d779fc: KVM: s390: resetting the Topology-Change-Report (2022-07-20 10:57:37 +0200) ---------------------------------------------------------------- KVM: s390x: Fixes and features for 5.20 * First part of deferred teardown * CPU Topology * interpretive execution for PCI instructions * PV attestation * Minor fixes ---------------------------------------------------------------- Bagas Sanjaya (1): Documentation: kvm: extend KVM_S390_ZPCI_OP subheading underline Christian Borntraeger (3): Merge tag 'kvm-s390-pci-5.20' into kernelorgnext KVM: s390/pci: fix include duplicates KVM: s390: Add facility 197 to the allow list Claudio Imbrenda (12): KVM: s390: pv: leak the topmost page table when destroy fails KVM: s390: pv: handle secure storage violations for protected guests KVM: s390: pv: handle secure storage exceptions for normal guests KVM: s390: pv: refactor s390_reset_acc KVM: s390: pv: usage counter instead of flag KVM: s390: pv: add export before import KVM: s390: pv: clear the state without memset KVM: s390: pv: Add kvm_s390_cpus_from_pv to kvm-s390.h and add documentation KVM: s390: pv: add mmu_notifier s390/mm: KVM: pv: when tearing down, try to destroy protected pages KVM: s390: pv: refactoring of kvm_s390_pv_deinit_vm KVM: s390: pv: destroy the configuration before its memory Jiang Jian (1): KVM: s390: drop unexpected word 'and' in the comments Matthew Rosato (21): s390/sclp: detect the zPCI load/store interpretation facility s390/sclp: detect the AISII facility s390/sclp: detect the AENI facility s390/sclp: detect the AISI facility s390/airq: pass more TPI info to airq handlers s390/airq: allow for airq structure that uses an input vector s390/pci: externalize the SIC operation controls and routine s390/pci: stash associated GISA designation s390/pci: stash dtsm and maxstbl vfio/pci: introduce CONFIG_VFIO_PCI_ZDEV_KVM KVM: s390: pci: add basic kvm_zdev structure KVM: s390: pci: do initial setup for AEN interpretation KVM: s390: pci: enable host forwarding of Adapter Event Notifications KVM: s390: mechanism to enable guest zPCI Interpretation KVM: s390: pci: provide routines for enabling/disabling interrupt forwarding KVM: s390: pci: add routines to start/stop interpretive execution vfio-pci/zdev: add open/close device hooks vfio-pci/zdev: add function handle to clp base capability vfio-pci/zdev: different maxstbl for interpreted devices KVM: s390: add KVM_S390_ZPCI_OP to manage guest zPCI devices MAINTAINERS: additional files related kvm s390 pci passthrough Nico Boehr (1): KVM: s390: pv: don't present the ecall interrupt twice Pierre Morel (3): KVM: s390: Cleanup ipte lock access and SIIF facility checks KVM: s390: guest support for topology function KVM: s390: resetting the Topology-Change-Report Steffen Eiden (1): s390: Add attestation query information Documentation/virt/kvm/api.rst | 71 ++++ MAINTAINERS | 1 + arch/s390/boot/uv.c | 2 + arch/s390/include/asm/airq.h | 7 +- arch/s390/include/asm/gmap.h | 39 +- arch/s390/include/asm/kvm_host.h | 43 ++- arch/s390/include/asm/mmu.h | 2 +- arch/s390/include/asm/mmu_context.h | 2 +- arch/s390/include/asm/pci.h | 11 + arch/s390/include/asm/pci_clp.h | 9 +- arch/s390/include/asm/pci_insn.h | 29 +- arch/s390/include/asm/pgtable.h | 21 +- arch/s390/include/asm/sclp.h | 4 + arch/s390/include/asm/tpi.h | 13 + arch/s390/include/asm/uv.h | 8 +- arch/s390/include/uapi/asm/kvm.h | 1 + arch/s390/kernel/uv.c | 103 ++++++ arch/s390/kvm/Kconfig | 1 + arch/s390/kvm/Makefile | 1 + arch/s390/kvm/gaccess.c | 96 ++--- arch/s390/kvm/gaccess.h | 6 +- arch/s390/kvm/intercept.c | 15 + arch/s390/kvm/interrupt.c | 98 ++++- arch/s390/kvm/kvm-s390.c | 211 ++++++++++- arch/s390/kvm/kvm-s390.h | 11 + arch/s390/kvm/pci.c | 690 ++++++++++++++++++++++++++++++++++++ arch/s390/kvm/pci.h | 87 +++++ arch/s390/kvm/priv.c | 26 +- arch/s390/kvm/pv.c | 71 +++- arch/s390/kvm/sigp.c | 4 +- arch/s390/kvm/vsie.c | 8 + arch/s390/mm/fault.c | 23 +- arch/s390/mm/gmap.c | 177 +++++++-- arch/s390/pci/pci.c | 16 + arch/s390/pci/pci_clp.c | 7 + arch/s390/pci/pci_insn.c | 4 +- arch/s390/pci/pci_irq.c | 48 +-- arch/s390/tools/gen_facilities.c | 1 + drivers/s390/char/sclp_early.c | 4 + drivers/s390/cio/airq.c | 12 +- drivers/s390/cio/qdio_thinint.c | 6 +- drivers/s390/crypto/ap_bus.c | 9 +- drivers/s390/virtio/virtio_ccw.c | 6 +- drivers/vfio/pci/Kconfig | 11 + drivers/vfio/pci/Makefile | 2 +- drivers/vfio/pci/vfio_pci_core.c | 10 +- drivers/vfio/pci/vfio_pci_zdev.c | 35 +- include/linux/sched/user.h | 3 +- include/linux/vfio_pci_core.h | 12 +- include/uapi/linux/kvm.h | 32 ++ include/uapi/linux/vfio_zdev.h | 7 + 51 files changed, 1944 insertions(+), 172 deletions(-) create mode 100644 arch/s390/kvm/pci.c create mode 100644 arch/s390/kvm/pci.h