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qemu: add support for shared memory mapping

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Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
This commit is contained in:
Martin Kletzander
2014-09-08 11:36:09 +02:00
parent def6b35989
commit c7abf2c856
3 changed files with 50 additions and 0 deletions
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16
tests/qemuxml2argvdata/qemuxml2argv-hugepages-shared.args Normal file
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@@ -0,0 +1,16 @@
LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test QEMU_AUDIO_DRV=none \
/usr/bin/qemu -S -M pc -m 4096 -smp 4 \
-object memory-backend-file,prealloc=yes,mem-path=/dev/hugepages1G/libvirt/qemu,\
size=1024M,id=ram-node0,host-nodes=0-3,policy=bind \
-numa node,nodeid=0,cpus=0,memdev=ram-node0 \
-object memory-backend-file,prealloc=yes,mem-path=/dev/hugepages2M/libvirt/qemu,\
share=on,size=1024M,id=ram-node1,host-nodes=0-3,policy=bind \
-numa node,nodeid=1,cpus=1,memdev=ram-node1 \
-object memory-backend-file,prealloc=yes,mem-path=/dev/hugepages1G/libvirt/qemu,\
share=off,size=1024M,id=ram-node2,host-nodes=0-3,policy=bind \
-numa node,nodeid=2,cpus=2,memdev=ram-node2 \
-object memory-backend-file,prealloc=yes,mem-path=/dev/hugepages1G/libvirt/qemu,\
size=1024M,id=ram-node3,host-nodes=3,policy=bind \
-numa node,nodeid=3,cpus=3,memdev=ram-node3 \
-nographic -monitor unix:/tmp/test-monitor,server,nowait -no-acpi -boot c -usb \
-hda /dev/HostVG/QEMUGuest1 -net none -serial none -parallel none

5
tests/qemuxml2argvtest.c
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@@ -684,6 +684,8 @@ mymain(void)
QEMU_CAPS_OBJECT_MEMORY_FILE);
DO_TEST("hugepages-pages3", QEMU_CAPS_MEM_PATH, QEMU_CAPS_OBJECT_MEMORY_RAM,
QEMU_CAPS_OBJECT_MEMORY_FILE);
DO_TEST("hugepages-shared", QEMU_CAPS_MEM_PATH, QEMU_CAPS_OBJECT_MEMORY_RAM,
QEMU_CAPS_OBJECT_MEMORY_FILE);
DO_TEST("nosharepages", QEMU_CAPS_MACHINE_OPT, QEMU_CAPS_MEM_MERGE);
DO_TEST("disk-cdrom", NONE);
DO_TEST("disk-cdrom-network-http", QEMU_CAPS_KVM, QEMU_CAPS_DEVICE,
@@ -1208,6 +1210,9 @@ mymain(void)
DO_TEST_PARSE_ERROR("cpu-numa3", NONE);
DO_TEST_FAILURE("cpu-numa-disjoint", NONE);
DO_TEST("cpu-numa-disjoint", QEMU_CAPS_NUMA);
DO_TEST_FAILURE("cpu-numa-memshared", QEMU_CAPS_SMP_TOPOLOGY,
QEMU_CAPS_OBJECT_MEMORY_RAM);
DO_TEST_FAILURE("cpu-numa-memshared", QEMU_CAPS_SMP_TOPOLOGY);
DO_TEST("cpu-host-model", NONE);
skipLegacyCPUs = true;
DO_TEST("cpu-host-model-fallback", NONE);