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dc0b9c8376
We need to pass the 'trim' requests through the copy-on-read filter so if a user configures a discard policy on the disk the requests get through to the appropriate format layer in the blockdev tree. Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1986509 Reported-by: Richard W.M. Jones <rjones@redhat.com> Tested-by: Richard W.M. Jones <rjones@redhat.com> Signed-off-by: Peter Krempa <pkrempa@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Reviewed-by: Michal Privoznik <mprivozn@redhat.com> Reviewed-by: Richard W.M. Jones <rjones@redhat.com>
44 lines
2.1 KiB
Plaintext
44 lines
2.1 KiB
Plaintext
LC_ALL=C \
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PATH=/bin \
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HOME=/tmp/lib/domain--1-test \
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USER=test \
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LOGNAME=test \
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XDG_DATA_HOME=/tmp/lib/domain--1-test/.local/share \
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XDG_CACHE_HOME=/tmp/lib/domain--1-test/.cache \
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XDG_CONFIG_HOME=/tmp/lib/domain--1-test/.config \
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/usr/bin/qemu-system-x86_64 \
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-name guest=test,debug-threads=on \
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-S \
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-object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-test/master-key.aes"}' \
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-machine pc,accel=tcg,usb=off,dump-guest-core=off,memory-backend=pc.ram \
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-cpu qemu64 \
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-m 1024 \
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-object '{"qom-type":"memory-backend-ram","id":"pc.ram","size":1073741824}' \
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-overcommit mem-lock=off \
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-smp 1,sockets=1,cores=1,threads=1 \
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-uuid 468404ad-d49c-40f2-9e14-02294f9c1be3 \
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-display none \
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-no-user-config \
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-nodefaults \
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-chardev socket,id=charmonitor,fd=1729,server=on,wait=off \
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-mon chardev=charmonitor,id=monitor,mode=control \
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-rtc base=utc \
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-no-shutdown \
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-no-acpi \
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-boot menu=on,strict=on \
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-device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 \
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-device virtio-serial-pci,id=virtio-serial0,bus=pci.0,addr=0x6 \
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-blockdev '{"driver":"file","filename":"/var/lib/libvirt/images/f14.img","node-name":"libvirt-2-storage","auto-read-only":true,"discard":"unmap"}' \
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-blockdev '{"node-name":"libvirt-2-format","read-only":false,"driver":"qcow2","file":"libvirt-2-storage"}' \
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-blockdev '{"driver":"copy-on-read","node-name":"libvirt-CoR-vda","file":"libvirt-2-format","discard":"unmap"}' \
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-device virtio-blk-pci,bus=pci.0,addr=0x4,drive=libvirt-CoR-vda,id=virtio-disk0,bootindex=2 \
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-blockdev '{"driver":"file","filename":"/var/lib/libvirt/Fedora-14-x86_64-Live-KDE.iso","node-name":"libvirt-1-storage","auto-read-only":true,"discard":"unmap"}' \
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-blockdev '{"node-name":"libvirt-1-format","read-only":true,"driver":"raw","file":"libvirt-1-storage"}' \
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-device ide-cd,bus=ide.1,unit=0,drive=libvirt-1-format,id=ide0-1-0,bootindex=1 \
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-netdev user,id=hostnet0 \
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-device virtio-net-pci,tx=bh,netdev=hostnet0,id=net0,mac=52:54:00:e5:48:58,bus=pci.0,addr=0x2 \
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-audiodev id=audio1,driver=none \
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-device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3 \
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-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \
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-msg timestamp=on
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