[PATCH v2 0/6] qemu: Use memory-backend-* for regular guest memory
Daniel Henrique Barboza
danielhb413 at gmail.com
Wed Sep 23 20:50:43 UTC 2020
On 9/17/20 6:35 AM, Michal Privoznik wrote:
> v2 of:
>
> https://www.redhat.com/archives/libvir-list/2020-September/msg00023.html
>
> diff to v1:
> - I've dropped the capability (patch 5/7 in the original set) and am
> relying on qemu providing default-ram-id.
>
>
> I've tested migration from a daemon with these patches to a daemon
> without and also vice versa and it worked.
Reviewed-by: Daniel Henrique Barboza <danielhb413 at gmail.com>
FYI, patch 01 doesn't apply in master after 63af8fdeb2f6. It's a
trivial conflict to solve though (just switch places between
mem-path and prealloc).
Thanks,
DHB
>
> Michal Prívozník (6):
> qemuBuildMemoryBackendProps: Move @prealloc setting to backend
> agnostic part
> qemuBuildMemoryBackendProps: Respect
> //memoryBacking/allocation/@mode=immediate
> qemuBuildMemoryBackendProps: Prealloc mem for memfd backend
> qemuBuildMemoryBackendProps: Fix const correctness
> qemu: Track default-ram-id machine attribute
> qemu: Use memory-backend-* for regular guest memory
>
> src/qemu/qemu_capabilities.c | 35 +++-
> src/qemu/qemu_capabilities.h | 3 +
> src/qemu/qemu_capspriv.h | 3 +-
> src/qemu/qemu_command.c | 96 +++++++--
> src/qemu/qemu_command.h | 4 +-
> src/qemu/qemu_monitor.c | 1 +
> src/qemu/qemu_monitor.h | 1 +
> src/qemu/qemu_monitor_json.c | 11 +
> .../caps_5.2.0.x86_64.xml | 196 +++++++++---------
> .../blkdeviotune-group-num.x86_64-latest.args | 3 +-
> ...blkdeviotune-max-length.x86_64-latest.args | 3 +-
> .../blkdeviotune-max.x86_64-latest.args | 3 +-
> .../channel-unix-guestfwd.x86_64-latest.args | 3 +-
> .../console-virtio-unix.x86_64-latest.args | 3 +-
> .../controller-virtio-scsi.x86_64-latest.args | 3 +-
> ...-Icelake-Server-pconfig.x86_64-latest.args | 3 +-
> .../cpu-translation.x86_64-latest.args | 3 +-
> .../cputune-cpuset-big-id.x86_64-latest.args | 3 +-
> .../disk-aio-io_uring.x86_64-latest.args | 3 +-
> .../disk-aio.x86_64-latest.args | 3 +-
> ...-backing-chains-noindex.x86_64-latest.args | 3 +-
> .../disk-cache.x86_64-latest.args | 4 +-
> .../disk-cdrom-bus-other.x86_64-latest.args | 3 +-
> ...m-empty-network-invalid.x86_64-latest.args | 3 +-
> .../disk-cdrom-network.x86_64-latest.args | 3 +-
> .../disk-cdrom-tray.x86_64-latest.args | 3 +-
> .../disk-cdrom.x86_64-latest.args | 3 +-
> .../disk-copy_on_read.x86_64-latest.args | 3 +-
> .../disk-detect-zeroes.x86_64-latest.args | 3 +-
> .../disk-discard.x86_64-latest.args | 3 +-
> .../disk-error-policy.x86_64-latest.args | 3 +-
> .../disk-floppy-q35-2_11.x86_64-latest.args | 4 +-
> .../disk-floppy-q35-2_9.x86_64-latest.args | 4 +-
> .../disk-floppy.x86_64-latest.args | 3 +-
> .../disk-network-gluster.x86_64-latest.args | 3 +-
> .../disk-network-http.x86_64-latest.args | 3 +-
> .../disk-network-iscsi.x86_64-latest.args | 3 +-
> .../disk-network-nbd.x86_64-latest.args | 3 +-
> .../disk-network-rbd.x86_64-latest.args | 3 +-
> .../disk-network-sheepdog.x86_64-latest.args | 3 +-
> ...isk-network-source-auth.x86_64-latest.args | 3 +-
> ...isk-network-tlsx509-nbd.x86_64-latest.args | 3 +-
> .../disk-nvme.x86_64-latest.args | 3 +-
> .../disk-readonly-disk.x86_64-latest.args | 3 +-
> .../disk-scsi-device-auto.x86_64-latest.args | 3 +-
> .../disk-scsi.x86_64-latest.args | 3 +-
> .../disk-shared.x86_64-latest.args | 3 +-
> .../disk-slices.x86_64-latest.args | 3 +-
> ...irtio-scsi-reservations.x86_64-latest.args | 3 +-
> .../eoi-disabled.x86_64-latest.args | 3 +-
> .../eoi-enabled.x86_64-latest.args | 3 +-
> .../floppy-drive-fat.x86_64-latest.args | 3 +-
> .../qemuxml2argvdata/fs9p.x86_64-latest.args | 3 +-
> .../genid-auto.x86_64-latest.args | 3 +-
> .../qemuxml2argvdata/genid.x86_64-latest.args | 3 +-
> ...egl-headless-rendernode.x86_64-latest.args | 3 +-
> .../graphics-egl-headless.x86_64-latest.args | 3 +-
> ...pice-gl-auto-rendernode.x86_64-latest.args | 3 +-
> ...graphics-vnc-tls-secret.x86_64-latest.args | 3 +-
> .../graphics-vnc-tls.x86_64-latest.args | 3 +-
> ...tdev-mdev-display-ramfb.x86_64-latest.args | 3 +-
> ...play-spice-egl-headless.x86_64-latest.args | 3 +-
> ...ev-display-spice-opengl.x86_64-latest.args | 3 +-
> ...isplay-vnc-egl-headless.x86_64-latest.args | 3 +-
> ...ostdev-mdev-display-vnc.x86_64-latest.args | 3 +-
> .../hostdev-scsi-lsi.x86_64-latest.args | 3 +-
> ...ostdev-scsi-virtio-scsi.x86_64-latest.args | 3 +-
> .../qemuxml2argvdata/hugepages-memaccess.args | 30 +--
> .../hugepages-memaccess2.args | 12 +-
> .../hugepages-numa-nodeset-part.args | 5 +-
> .../hugepages-numa-nodeset.args | 20 +-
> .../hugepages-nvdimm.x86_64-latest.args | 15 +-
> tests/qemuxml2argvdata/hugepages-shared.args | 24 +--
> .../hyperv-off.x86_64-latest.args | 3 +-
> .../hyperv-panic.x86_64-latest.args | 3 +-
> .../hyperv-stimer-direct.x86_64-latest.args | 3 +-
> .../hyperv.x86_64-latest.args | 3 +-
> .../intel-iommu-aw-bits.x86_64-latest.args | 4 +-
> ...ntel-iommu-caching-mode.x86_64-latest.args | 4 +-
> ...ntel-iommu-device-iotlb.x86_64-latest.args | 4 +-
> .../intel-iommu-eim.x86_64-latest.args | 4 +-
> .../intel-iommu.x86_64-latest.args | 3 +-
> ...threads-virtio-scsi-pci.x86_64-latest.args | 3 +-
> .../kvmclock+eoi-disabled.x86_64-latest.args | 3 +-
> ...luks-disks-source-qcow2.x86_64-latest.args | 4 +-
> ...memory-default-hugepage.x86_64-latest.args | 8 +-
> .../memfd-memory-numa.x86_64-latest.args | 8 +-
> .../memory-hotplug-dimm-addr.args | 6 +-
> .../qemuxml2argvdata/memory-hotplug-dimm.args | 6 +-
> ...y-hotplug-nvdimm-access.x86_64-latest.args | 8 +-
> ...ry-hotplug-nvdimm-align.x86_64-latest.args | 8 +-
> ...ry-hotplug-nvdimm-label.x86_64-latest.args | 8 +-
> ...ory-hotplug-nvdimm-pmem.x86_64-latest.args | 8 +-
> ...ory-hotplug-nvdimm-ppc64.ppc64-latest.args | 2 +-
> ...hotplug-nvdimm-readonly.x86_64-latest.args | 8 +-
> .../memory-hotplug-nvdimm.x86_64-latest.args | 6 +-
> .../mlock-off.x86_64-latest.args | 3 +-
> .../mlock-on.x86_64-latest.args | 3 +-
> .../net-vhostuser.x86_64-latest.args | 3 +-
> .../numatune-hmat.x86_64-latest.args | 4 +-
> .../os-firmware-bios.x86_64-latest.args | 4 +-
> ...os-firmware-efi-secboot.x86_64-latest.args | 4 +-
> .../os-firmware-efi.x86_64-latest.args | 4 +-
> .../qemuxml2argvdata/pages-dimm-discard.args | 4 +-
> .../parallel-unix-chardev.x86_64-latest.args | 3 +-
> ...cie-root-port-nohotplug.x86_64-latest.args | 3 +-
> .../pv-spinlock-disabled.x86_64-latest.args | 3 +-
> .../pv-spinlock-enabled.x86_64-latest.args | 3 +-
> .../qemu-ns.x86_64-latest.args | 3 +-
> .../serial-unix-chardev.x86_64-latest.args | 3 +-
> ...rtcard-passthrough-unix.x86_64-latest.args | 3 +-
> .../tpm-emulator-tpm2-enc.x86_64-latest.args | 4 +-
> .../tpm-emulator-tpm2.x86_64-latest.args | 4 +-
> .../tpm-emulator.x86_64-latest.args | 4 +-
> .../tpm-passthrough-crb.x86_64-latest.args | 4 +-
> .../tpm-passthrough.x86_64-latest.args | 4 +-
> .../tseg-explicit-size.x86_64-latest.args | 4 +-
> .../usb-redir-unix.x86_64-latest.args | 3 +-
> tests/qemuxml2argvdata/user-aliases.args | 16 +-
> ...vhost-user-fs-fd-memory.x86_64-latest.args | 4 +-
> ...vhost-user-fs-hugepages.x86_64-latest.args | 10 +-
> ...host-user-gpu-secondary.x86_64-latest.args | 3 +-
> .../vhost-user-vga.x86_64-latest.args | 3 +-
> .../vhost-vsock-auto.x86_64-latest.args | 4 +-
> .../vhost-vsock.x86_64-latest.args | 3 +-
> ...eo-bochs-display-device.x86_64-latest.args | 3 +-
> ...video-qxl-device-vram64.x86_64-latest.args | 3 +-
> ...o-qxl-sec-device-vram64.x86_64-latest.args | 3 +-
> ...eo-ramfb-display-device.x86_64-latest.args | 3 +-
> .../virtio-9p-multidevs.x86_64-latest.args | 3 +-
> ...virtio-non-transitional.x86_64-latest.args | 3 +-
> ...-options-controller-ats.x86_64-latest.args | 3 +-
> ...ptions-controller-iommu.x86_64-latest.args | 3 +-
> ...tions-controller-packed.x86_64-latest.args | 3 +-
> ...virtio-options-disk-ats.x86_64-latest.args | 3 +-
> ...rtio-options-disk-iommu.x86_64-latest.args | 3 +-
> ...tio-options-disk-packed.x86_64-latest.args | 3 +-
> .../virtio-options-fs-ats.x86_64-latest.args | 3 +-
> ...virtio-options-fs-iommu.x86_64-latest.args | 3 +-
> ...irtio-options-fs-packed.x86_64-latest.args | 3 +-
> ...irtio-options-input-ats.x86_64-latest.args | 3 +-
> ...tio-options-input-iommu.x86_64-latest.args | 3 +-
> ...io-options-input-packed.x86_64-latest.args | 3 +-
> ...-options-memballoon-ats.x86_64-latest.args | 3 +-
> ...ptions-memballoon-iommu.x86_64-latest.args | 3 +-
> ...tions-memballoon-packed.x86_64-latest.args | 3 +-
> .../virtio-options-net-ats.x86_64-latest.args | 3 +-
> ...irtio-options-net-iommu.x86_64-latest.args | 3 +-
> ...rtio-options-net-packed.x86_64-latest.args | 3 +-
> .../virtio-options-rng-ats.x86_64-latest.args | 3 +-
> ...irtio-options-rng-iommu.x86_64-latest.args | 3 +-
> ...rtio-options-rng-packed.x86_64-latest.args | 3 +-
> ...irtio-options-video-ats.x86_64-latest.args | 3 +-
> ...tio-options-video-iommu.x86_64-latest.args | 3 +-
> ...io-options-video-packed.x86_64-latest.args | 3 +-
> .../virtio-options.x86_64-latest.args | 3 +-
> .../virtio-rng-builtin.x86_64-latest.args | 3 +-
> .../virtio-rng-egd-unix.x86_64-latest.args | 3 +-
> .../virtio-transitional.x86_64-latest.args | 3 +-
> ...-default-cpu-kvm-pc-4.2.x86_64-latest.args | 4 +-
> ...default-cpu-kvm-q35-4.2.x86_64-latest.args | 4 +-
> ...-default-cpu-tcg-pc-4.2.x86_64-latest.args | 4 +-
> ...default-cpu-tcg-q35-4.2.x86_64-latest.args | 4 +-
> .../x86_64-pc-graphics.x86_64-latest.args | 3 +-
> .../x86_64-pc-headless.x86_64-latest.args | 3 +-
> .../x86_64-q35-graphics.x86_64-latest.args | 3 +-
> .../x86_64-q35-headless.x86_64-latest.args | 3 +-
> tests/testutilsqemu.c | 24 ++-
> 168 files changed, 667 insertions(+), 357 deletions(-)
>
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