[libvirt] [PATCH v3 09/17] qemu: Implement @access for <memory/> banks

[Michal Privoznik]

Signed-off-by: Michal Privoznik <mprivozn at redhat.com>
---
 src/qemu/qemu_command.c                            |  5 +++--
 .../qemuxml2argv-memory-hotplug-nvdimm-access.args | 26 ++++++++++++++++++++++
 tests/qemuxml2argvtest.c                           |  2 ++
 3 files changed, 31 insertions(+), 2 deletions(-)
 create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-memory-hotplug-nvdimm-access.args

diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index a66ce6645..86a52ef62 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -3116,7 +3116,7 @@ qemuBuildMemoryBackendStr(virJSONValuePtr *backendProps,
     virDomainHugePagePtr hugepage = NULL;
     virDomainNumatuneMemMode mode;
     const long system_page_size = virGetSystemPageSizeKB();
-    virDomainMemoryAccess memAccess = VIR_DOMAIN_MEMORY_ACCESS_DEFAULT;
+    virDomainMemoryAccess memAccess = mem->access;
     size_t i;
     char *memPath = NULL;
     bool prealloc = false;
@@ -3130,7 +3130,8 @@ qemuBuildMemoryBackendStr(virJSONValuePtr *backendProps,
     *backendProps = NULL;
     *backendType = NULL;
 
-    if (mem->targetNode >= 0) {
+    if (memAccess == VIR_DOMAIN_MEMORY_ACCESS_DEFAULT &&
+        mem->targetNode >= 0) {
         /* memory devices could provide a invalid guest node */
         if (mem->targetNode >= virDomainNumaGetNodeCount(def->numa)) {
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-memory-hotplug-nvdimm-access.args b/tests/qemuxml2argvdata/qemuxml2argv-memory-hotplug-nvdimm-access.args
new file mode 100644
index 000000000..d398b2294
--- /dev/null
+++ b/tests/qemuxml2argvdata/qemuxml2argv-memory-hotplug-nvdimm-access.args
@@ -0,0 +1,26 @@
+LC_ALL=C \
+PATH=/bin \
+HOME=/home/test \
+USER=test \
+LOGNAME=test \
+QEMU_AUDIO_DRV=none \
+/usr/bin/qemu \
+-name QEMUGuest1 \
+-S \
+-machine pc,accel=tcg,nvdimm=on \
+-m size=219136k,slots=16,maxmem=1099511627776k \
+-smp 2,sockets=2,cores=1,threads=1 \
+-numa node,nodeid=0,cpus=0-1,mem=214 \
+-object memory-backend-file,id=memnvdimm0,prealloc=yes,mem-path=/tmp/nvdimm,\
+share=no,size=536870912 \
+-device nvdimm,node=0,memdev=memnvdimm0,id=nvdimm0,slot=0 \
+-uuid c7a5fdbd-edaf-9455-926a-d65c16db1809 \
+-nographic \
+-nodefaults \
+-monitor unix:/tmp/lib/domain--1-QEMUGuest1/monitor.sock,server,nowait \
+-no-acpi \
+-boot c \
+-usb \
+-drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0 \
+-device ide-drive,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0 \
+-device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
index b6fdaaeb3..bf839fe93 100644
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -2339,6 +2339,8 @@ mymain(void)
             QEMU_CAPS_OBJECT_MEMORY_RAM, QEMU_CAPS_OBJECT_MEMORY_FILE);
     DO_TEST("memory-hotplug-nvdimm", QEMU_CAPS_MACHINE_OPT, QEMU_CAPS_DEVICE_NVDIMM,
             QEMU_CAPS_NUMA, QEMU_CAPS_OBJECT_MEMORY_RAM, QEMU_CAPS_OBJECT_MEMORY_FILE);
+    DO_TEST("memory-hotplug-nvdimm-access", QEMU_CAPS_MACHINE_OPT, QEMU_CAPS_DEVICE_NVDIMM,
+            QEMU_CAPS_NUMA, QEMU_CAPS_OBJECT_MEMORY_RAM, QEMU_CAPS_OBJECT_MEMORY_FILE);
 
     DO_TEST("machine-aeskeywrap-on-caps",
             QEMU_CAPS_MACHINE_OPT, QEMU_CAPS_AES_KEY_WRAP,
-- 
2.11.0