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/qemu/tests/qemu-iotests/
H A D153.out2 == readonly=off,force-share=on should be rejected ==
3 QEMU_PROG: -drive if=none,file=null-co://,readonly=off,force-share=on: force-share=on can only be u…
21 == Launching another QEMU, opts: 'read-only=on,force-share=on' ==
104 qemu-io: can't open device TEST_DIR/t.qcow2: force-share=on can only be used with read-only images
109 qemu-io: can't open device TEST_DIR/t.qcow2: force-share=on can only be used with read-only images
147 qemu-img: Could not open 'TEST_DIR/t.qcow2': force-share=on can only be used with read-only images
166 == Launching another QEMU, opts: 'read-only=on,force-share=on' ==
228 qemu-io: can't open device TEST_DIR/t.qcow2: force-share=on can only be used with read-only images
233 qemu-io: can't open device TEST_DIR/t.qcow2: force-share=on can only be used with read-only images
271 qemu-img: Could not open 'TEST_DIR/t.qcow2': force-share=on can only be used with read-only images
[all …]
H A D172.out30 share-rw = false
59 share-rw = false
95 share-rw = false
109 share-rw = false
149 share-rw = false
163 share-rw = false
204 share-rw = false
218 share-rw = false
247 share-rw = false
283 share-rw = false
[all …]
H A D15388 echo "== readonly=off,force-share=on should be rejected =="
89 _run_qemu_with_images null-co://,readonly=off,force-share=on
91 for opts1 in "" "read-only=on" "read-only=on,force-share=on"; do
105 for opts2 in "" "read-only=on" "read-only=on,force-share=on"; do
160 test_opts="read-only=off read-only=on read-only=on,force-share=on"
260 echo "== Detecting -U and force-share conflicts =="
264 $QEMU_IMG info -U --image-opts driver=null-co,force-share=on
267 $QEMU_IMG info -U --image-opts driver=null-co,force-share=off
271 $QEMU_IO -c 'open -r -U -o driver=null-co,force-share=on'
274 $QEMU_IO -c 'open -r -U -o driver=null-co,force-share=off'
H A D051.pc.out170 …io-scsi0 -device scsi-hd,bus=virtio-scsi0.0,drive=disk,share-rw=on -device ide-hd,drive=disk,share…
172 (qemu) QEMU_PROG: -device ide-hd,drive=disk,share-rw=on: Cannot change iothread of active block bac…
174 …csi0 -device scsi-hd,bus=virtio-scsi0.0,drive=disk,share-rw=on -device virtio-blk-pci,drive=disk,s…
176 (qemu) QEMU_PROG: -device virtio-blk-pci,drive=disk,share-rw=on: Cannot change iothread of active b…
178 …i-hd,bus=virtio-scsi0.0,drive=disk,share-rw=on -device lsi53c895a,id=lsi0 -device scsi-hd,bus=lsi0…
180 (qemu) QEMU_PROG: -device scsi-hd,bus=lsi0.0,drive=disk,share-rw=on: HBA does not support iothreads
182 …=virtio-scsi0.0,drive=disk,share-rw=on -device virtio-scsi,id=virtio-scsi1 -device scsi-hd,bus=vir…
186 …ice scsi-hd,bus=virtio-scsi0.0,drive=disk,share-rw=on -device virtio-blk-pci,drive=disk,iothread=t…
188 (qemu) QEMU_PROG: -device virtio-blk-pci,drive=disk,iothread=thread0,share-rw=on: Cannot change iot…
190 …csi0.0,drive=disk,share-rw=on -device virtio-scsi,id=virtio-scsi1,iothread=thread0 -device scsi-hd…
H A D051196 …io-scsi,iothread=thread0,id=virtio-scsi0 -device scsi-hd,bus=virtio-scsi0.0,drive=disk,share-rw=on"
199 run_qemu $iothread -device ide-hd,drive=disk,share-rw=on
200 run_qemu $iothread -device virtio-blk-pci,drive=disk,share-rw=on
201 … run_qemu $iothread -device lsi53c895a,id=lsi0 -device scsi-hd,bus=lsi0.0,drive=disk,share-rw=on
202 …hread -device virtio-scsi,id=virtio-scsi1 -device scsi-hd,bus=virtio-scsi1.0,drive=disk,share-rw=on
207 run_qemu $iothread -device virtio-blk-pci,drive=disk,iothread=thread0,share-rw=on
208 …tio-scsi,id=virtio-scsi1,iothread=thread0 -device scsi-hd,bus=virtio-scsi1.0,drive=disk,share-rw=on
H A D24242 result = qemu_img_info('--force-share', disk)
93 print_bitmap(['--force-share'])
/qemu/docs/system/devices/
H A Dcxl.rst307 -object memory-backend-file,id=cxl-mem1,share=on,mem-path=/tmp/cxltest.raw,size=256M \
308 -object memory-backend-file,id=cxl-lsa1,share=on,mem-path=/tmp/lsa.raw,size=256M \
318 -object memory-backend-ram,id=vmem0,share=on,size=256M \
328 -object memory-backend-ram,id=vmem0,share=on,size=256M \
329 -object memory-backend-file,id=cxl-lsa0,share=on,mem-path=/tmp/lsa.raw,size=256M \
341 -object memory-backend-file,id=cxl-mem1,share=on,mem-path=/tmp/cxltest.raw,size=256M \
342 -object memory-backend-file,id=cxl-mem2,share=on,mem-path=/tmp/cxltest2.raw,size=256M \
343 -object memory-backend-file,id=cxl-mem3,share=on,mem-path=/tmp/cxltest3.raw,size=256M \
344 -object memory-backend-file,id=cxl-mem4,share=on,mem-path=/tmp/cxltest4.raw,size=256M \
345 -object memory-backend-file,id=cxl-lsa1,share=on,mem-path=/tmp/lsa.raw,size=256M \
[all …]
H A Dvirtio-pmem.rst31 -object memory-backend-file,id=mem1,share,mem-path=./virtio_pmem.img,size=4G
36 - "object memory-backend-file,id=mem1,share,mem-path=<image>, size=<image size>"
55 (qemu) object_add memory-backend-file,id=mem2,share=on,mem-path=virtio_pmem2.img,size=4G
H A Dvhost-user-rng.rst31 use to communicate as well as share the guests memory over a memfd.
39 -object memory-backend-file,id=mem,size=4G,mem-path=/dev/shm,share=on \
H A Divshmem.rst16 -object memory-backend-file,size=1M,share,mem-path=/dev/shm/ivshmem,id=hostmem
58 …_system_x86| -object memory-backend-file,size=1G,mem-path=/dev/hugepages/my-shmem-file,share,id=mb1
/qemu/docs/system/
H A Dvm-templating.rst39 Supply VM RAM via memory-backend-file, with ``share=on`` (modifications go
49 -object memory-backend-file,id=pc.ram,mem-path=template,size=2g,share=on,... \\
62 Supply VM RAM via memory-backend-file, with ``share=off`` (modifications
64 (don't make the memory readonly for the VM). Note that ``share=off`` is
86 cannot be modified to discard VM RAM, or to actually share memory with
94 don't actually share memory (``share=off``), even though they are
/qemu/docs/
H A Dnvdimm.txt20 -object memory-backend-file,id=mem1,share=on,mem-path=$PATH,size=$NVDIMM_SIZE,readonly=off
34 - "object memory-backend-file,id=mem1,share=on,mem-path=$PATH,
39 "share=on/off" controls the visibility of guest writes. If
40 "share=on", then guest writes will be applied to the backend
42 "share=on", then above writes will be visible to it as well. If
43 "share=off", then guest writes won't be applied to the backend
120 (qemu) object_add memory-backend-file,id=mem2,share=on,mem-path=new_nvdimm.img,size=4G
160 -object memory-backend-file,id=mem1,share=on,mem-path=/dev/dax0.0,size=4G,align=2M
176 both 'pmem' and 'share' flags are set to 'on' on the backend.
178 If these conditions are not satisfied i.e. if either 'pmem' or 'share'
/qemu/backends/
H A Dhostmem-shm.c38 if (!backend->share) { in shm_backend_memory_alloc()
39 error_setg(errp, "can't create shm backend with `share=off`"); in shm_backend_memory_alloc()
54 /* Let's do the same as memory-backend-ram,share=on would do. */ in shm_backend_memory_alloc()
68 MEMORY_BACKEND(m)->share = true; in shm_backend_instance_init()
H A Dhostmem-epc.c39 ram_flags = (backend->share ? RAM_SHARED : RAM_PRIVATE) | RAM_PROTECTED; in sgx_epc_backend_memory_alloc()
48 m->share = true; in sgx_epc_backend_instance_init()
H A Dhostmem-file.c73 if (fb->readonly && backend->share) { in file_backend_memory_alloc()
75 " 'readonly' = 'on' and 'share' = 'on'"); in file_backend_memory_alloc()
85 ram_flags = backend->share ? RAM_SHARED : RAM_PRIVATE; in file_backend_memory_alloc()
/qemu/tests/qemu-iotests/tests/
H A Dmirror-top-perms59 permissions but WRITE and share all permissions. Because it
77 example, it does not share READ_CONSISTENT, which makes it
92 # Must use -blockdev -device so we can use share-rw.
93 # (And we need share-rw=on because mirror-top was always
97 self.vm_b.add_device('virtio-blk,drive=drive0,share-rw=on')
/qemu/docs/devel/migration/
H A DCPR.rst48 memory, such as ``memory-backend-file,share=on``, and that the
75 -object memory-backend-file,id=ram0,size=4G,mem-path=/dev/dax0.0,align=2M,share=on -m 4G
106 -object memory-backend-file,id=ram0,size=4G,mem-path=/dev/dax0.0,align=2M,share=on -m 4G
178 Memory backend objects must have the ``share=on`` attribute.
180 The VM must be started with the ``-machine aux-ram-share=on``
231 mem-path=/dev/shm/ram0,share=on -m 4G
233 -machine aux-ram-share=on
281 mem-path=/dev/shm/ram0,share=on -m 4G
283 -machine aux-ram-share=on
/qemu/docs/config/
H A Dmach-virt-serial.cfg94 # /usr/share/edk2/aarch64/QEMU_EFI-pflash.raw (bin)
95 # /usr/share/edk2/aarch64/vars-template-pflash.raw (var)
99 # /usr/share/AAVMF/AAVMF_CODE.fd (bin)
100 # /usr/share/AAVMF/AAVMF_VARS.fd (var)
104 # /usr/share/AAVMF/AAVMF_CODE.fd (bin)
105 # /usr/share/AAVMF/AAVMF_VARS.fd (var)
108 file = "/usr/share/AAVMF/AAVMF_CODE.fd" # CHANGE ME
H A Dmach-virt-graphical.cfg88 # /usr/share/edk2/aarch64/QEMU_EFI-pflash.raw (bin)
89 # /usr/share/edk2/aarch64/vars-template-pflash.raw (var)
93 # /usr/share/AAVMF/AAVMF_CODE.fd (bin)
94 # /usr/share/AAVMF/AAVMF_VARS.fd (var)
98 # /usr/share/AAVMF/AAVMF_CODE.fd (bin)
99 # /usr/share/AAVMF/AAVMF_VARS.fd (var)
102 file = "/usr/share/AAVMF/AAVMF_CODE.fd" # CHANGE ME
/qemu/docs/interop/
H A Dfirmware.json414 # - /usr/share/qemu/firmware -- populated by distro-provided firmware
416 # /usr/share by default),
436 # - /usr/share/qemu/firmware/50-ovmf.json
438 # - /usr/share/qemu/firmware/50-seabios-256k.json
492 # "filename": "/usr/share/seabios/bios-256k.bin"
529 # "filename": "/usr/share/OVMF/OVMF_CODE.secboot.fd",
533 # "filename": "/usr/share/OVMF/OVMF_VARS.fd",
572 # "filename": "/usr/share/OVMF/OVMF_CODE.secboot.fd",
576 # "filename": "/usr/share/OVMF/OVMF_VARS.secboot.fd",
616 # "filename": "/usr/share/OVMF/OVMF_CODE.fd",
[all …]
H A Dvhost-user.json189 # - /usr/share/qemu/vhost-user -- populated by distro-provided
191 # /usr/share by default),
211 # - /usr/share/qemu/vhost-user/50-qemu-gpu.json
213 # - /usr/share/qemu/vhost-user/50-crosvm-gpu.json
/qemu/linux-headers/linux/
H A Dmman.h17 #define MAP_SHARED 0x01 /* Share changes */
19 #define MAP_SHARED_VALIDATE 0x03 /* share + validate extension flags */
/qemu/hw/arm/
H A Dbcm2838_peripherals.c97 /* According to DTS, EMMC and EMMC2 share one irq */ in bcm2838_peripherals_realize()
123 /* According to DTS, DMA 7 and 8 share one irq */ in bcm2838_peripherals_realize()
140 /* According to DTS, DMA 9 and 10 share one irq */ in bcm2838_peripherals_realize()
/qemu/tests/docker/dockerfiles/
H A Ddebian-riscv64-cross.docker62 mkdir -p /usr/local/share/meson/cross && \
73 endian = 'little'\n" > /usr/local/share/meson/cross/riscv64-linux-gnu && \
/qemu/include/qemu/
H A Dcutils.h258 * is `/usr/share/qemu`, the result will be
259 * `/qemu/build/qemu-bundle/usr/share/qemu`. The directory is expected to exist
265 * `/usr/bin` and @dir is `/usr/share/qemu`, the result will be
266 * `/opt/qemu/bin/../share/qemu`.

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