On Tue, 7 Aug 2018 18:41:29 -0400 Tony Krowiak <akrow...@linux.ibm.com> wrote:
> Ping Maybe send a new version when the kernel part is sent again? I don't think I had any further comments. > > On 06/29/2018 06:47 PM, Tony Krowiak wrote: > > From: Tony Krowiak <akrow...@linux.ibm.com> > > > > This patch series is the QEMU counterpart to the KVM/kernel support for > > guest dedicated crypto adapters. The KVM/kernel model is built on the > > VFIO mediated device framework and provides the infrastructure for > > granting exclusive guest access to crypto devices installed on the linux > > host. This patch series introduces a new QEMU command line option, QEMU > > object model and CPU model features to exploit the KVM/kernel model. > > > > See the detailed specifications for AP virtualization provided by this > > patch set in docs/vfio-ap.txt for a more complete discussion of the > > design introduced by this patch series. > > > > Note: This series implements the minimal viable product (MVP) and does not > > provide support for hot plug/unplug or migration. The goal > > of the MVP model is to solidify a base upon which these additional > > features will be built. > > > > -- > > v5 => v6 Change log: > > =================== > > * Added reset handling fo vfio-ap device > > * Added a bridge/bus to AP device object model - thanks to Halil Pasic > > > > v4 => v5 Change log: > > =================== > > * Added MAINTAINERS entries for VFIO AP > > * Added explanation for why we are only supporting zEC12 and newer CPU > > models. > > * Changed CPU model feature qci=on|off to apqci=on|off > > * Misc. minor changes > > > > v3 => v4 Change log: > > =================== > > * Made vfio-ap device unpluggable for now > > * Renamed command line CPU model feature for QCI: qci=on -> apqci=on > > * Removed call to KVM_S390_VM_CRYPTO_INTERPRET_AP ioctl - ioctl was > > removed from kernel and AP instruction interpretation is set from the > > VFIO device driver > > * Added check to ensure only one vfio-ap device can be configured per > > guest > > * Removed AP instruction interception handlers: AP instructions will be > > interpreted by default if AP facilities are installed to handle the case > > where feature ap=on and no vfio-ap device is configured for the guest. > > > > > > Tony Krowiak (5): > > linux-headers: linux header updates for AP support > > s390x/cpumodel: Set up CPU model for AP device support > > s390x/ap: base Adjunct Processor (AP) object model > > s390x/vfio: ap: Introduce VFIO AP device > > s390: doc: detailed specifications for AP virtualization > > > > MAINTAINERS | 14 + > > default-configs/s390x-softmmu.mak | 1 + > > docs/vfio-ap.txt | 649 > > +++++++++++++++++++++++++++++++++++++ > > hw/s390x/Makefile.objs | 2 + > > hw/s390x/ap-bridge.c | 76 +++++ > > hw/s390x/ap-device.c | 39 +++ > > hw/s390x/s390-virtio-ccw.c | 4 + > > hw/vfio/Makefile.objs | 1 + > > hw/vfio/ap.c | 183 +++++++++++ > > include/hw/s390x/ap-bridge.h | 37 +++ > > include/hw/s390x/ap-device.h | 38 +++ > > include/hw/vfio/vfio-common.h | 1 + > > linux-headers/asm-s390/kvm.h | 2 + > > linux-headers/linux/vfio.h | 2 + > > target/s390x/cpu_features.c | 3 + > > target/s390x/cpu_features_def.h | 3 + > > target/s390x/cpu_models.c | 2 + > > target/s390x/gen-features.c | 3 + > > target/s390x/kvm.c | 1 + > > 19 files changed, 1061 insertions(+), 0 deletions(-) > > create mode 100644 docs/vfio-ap.txt > > create mode 100644 hw/s390x/ap-bridge.c > > create mode 100644 hw/s390x/ap-device.c > > create mode 100644 hw/vfio/ap.c > > create mode 100644 include/hw/s390x/ap-bridge.h > > create mode 100644 include/hw/s390x/ap-device.h > > >
