[libvirt PATCH 2/2] qemu: implement setting of rotation rate for SCSI/IDE disks
Han Han
hhan at redhat.com
Thu Apr 1 02:16:42 UTC 2021
On Wed, Mar 31, 2021 at 5:51 PM Daniel P. Berrangé <berrange at redhat.com>
wrote:
> Signed-off-by: Daniel P. Berrangé <berrange at redhat.com>
> ---
> src/qemu/qemu_capabilities.c | 2 +
> src/qemu/qemu_capabilities.h | 1 +
> src/qemu/qemu_command.c | 3 +
> src/qemu/qemu_validate.c | 22 ++++++++
> .../caps_2.12.0.aarch64.xml | 1 +
> .../caps_4.0.0.aarch64.xml | 1 +
> .../qemucapabilitiesdata/caps_4.0.0.ppc64.xml | 1 +
> .../caps_4.0.0.riscv32.xml | 1 +
> .../caps_4.0.0.riscv64.xml | 1 +
> .../qemucapabilitiesdata/caps_4.0.0.s390x.xml | 1 +
> .../caps_4.0.0.x86_64.xml | 1 +
> .../caps_4.1.0.x86_64.xml | 1 +
> .../caps_4.2.0.aarch64.xml | 1 +
> .../qemucapabilitiesdata/caps_4.2.0.ppc64.xml | 1 +
> .../qemucapabilitiesdata/caps_4.2.0.s390x.xml | 1 +
> .../caps_4.2.0.x86_64.xml | 1 +
> .../caps_5.0.0.aarch64.xml | 1 +
> .../qemucapabilitiesdata/caps_5.0.0.ppc64.xml | 1 +
> .../caps_5.0.0.riscv64.xml | 1 +
> .../caps_5.0.0.x86_64.xml | 1 +
> .../qemucapabilitiesdata/caps_5.1.0.sparc.xml | 1 +
> .../caps_5.1.0.x86_64.xml | 1 +
> .../caps_5.2.0.aarch64.xml | 1 +
> .../qemucapabilitiesdata/caps_5.2.0.ppc64.xml | 1 +
> .../caps_5.2.0.riscv64.xml | 1 +
> .../qemucapabilitiesdata/caps_5.2.0.s390x.xml | 1 +
> .../caps_5.2.0.x86_64.xml | 1 +
> .../caps_6.0.0.x86_64.xml | 1 +
> .../disk-rotation.x86_64-latest.args | 56 +++++++++++++++++++
> tests/qemuxml2argvdata/disk-rotation.xml | 38 +++++++++++++
> tests/qemuxml2argvtest.c | 1 +
> .../disk-rotation.x86_64-latest.xml | 55 ++++++++++++++++++
> tests/qemuxml2xmltest.c | 1 +
> 33 files changed, 203 insertions(+)
> create mode 100644 tests/qemuxml2argvdata/disk-rotation.x86_64-latest.args
> create mode 100644 tests/qemuxml2argvdata/disk-rotation.xml
> create mode 100644
> tests/qemuxml2xmloutdata/disk-rotation.x86_64-latest.xml
>
> diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
> index deedff2e9f..ea24e2d6a5 100644
> --- a/src/qemu/qemu_capabilities.c
> +++ b/src/qemu/qemu_capabilities.c
> @@ -624,6 +624,7 @@ VIR_ENUM_IMPL(virQEMUCaps,
> "audiodev",
> "blockdev-backup",
> "object.qapified",
> + "rotation-rate",
> );
>
>
> @@ -1440,6 +1441,7 @@ static struct virQEMUCapsDevicePropsFlags
> virQEMUCapsDevicePropsSCSIDisk[] = {
> { "write-cache", QEMU_CAPS_DISK_WRITE_CACHE, NULL },
> { "device_id", QEMU_CAPS_SCSI_DISK_DEVICE_ID, NULL },
> { "werror", QEMU_CAPS_STORAGE_WERROR, NULL },
> + { "rotation_rate", QEMU_CAPS_ROTATION_RATE, NULL },
> };
>
> static struct virQEMUCapsDevicePropsFlags
> virQEMUCapsDevicePropsIDEDrive[] = {
> diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
> index da51a788fa..a70c00a265 100644
> --- a/src/qemu/qemu_capabilities.h
> +++ b/src/qemu/qemu_capabilities.h
> @@ -604,6 +604,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for
> syntax-check */
> QEMU_CAPS_AUDIODEV, /* -audiodev instead of QEMU_AUDIO_DRV */
> QEMU_CAPS_BLOCKDEV_BACKUP, /* qemu supports the blockdev-backup job */
> QEMU_CAPS_OBJECT_QAPIFIED, /* parameters for object-add are formally
> described */
> + QEMU_CAPS_ROTATION_RATE, /* scsi-disk / ide-drive rotation-rate prop
> */
>
> QEMU_CAPS_LAST /* this must always be the last item */
> } virQEMUCapsFlags;
> diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
> index 1b4fa77867..7fcf7ad1ef 100644
> --- a/src/qemu/qemu_command.c
> +++ b/src/qemu/qemu_command.c
> @@ -1863,6 +1863,9 @@ qemuBuildDiskDeviceStr(const virDomainDef *def,
> virBufferAsprintf(&opt, ",wwn=0x%s", disk->wwn);
> }
>
> + if (disk->rotation_rate)
> + virBufferAsprintf(&opt, ",rotation_rate=%u", disk->rotation_rate);
> +
> if (disk->vendor) {
> virBufferAddLit(&opt, ",vendor=");
> virQEMUBuildBufferEscapeComma(&opt, disk->vendor);
> diff --git a/src/qemu/qemu_validate.c b/src/qemu/qemu_validate.c
> index 6043f974ce..09778085a8 100644
> --- a/src/qemu/qemu_validate.c
> +++ b/src/qemu/qemu_validate.c
> @@ -2547,6 +2547,28 @@ qemuValidateDomainDeviceDefDiskFrontend(const
> virDomainDiskDef *disk,
> }
> }
>
> + if (disk->rotation_rate) {
> + if (disk->bus != VIR_DOMAIN_DISK_BUS_SCSI &&
> + disk->bus != VIR_DOMAIN_DISK_BUS_IDE &&
> + disk->bus != VIR_DOMAIN_DISK_BUS_SATA) {
> + virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
> + _("rotation rate is only valid for
> SCSI/IDE/SATA bus"));
> + return -1;
> + }
> +
> + if (disk->device != VIR_DOMAIN_DISK_DEVICE_DISK) {
> + virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
> + _("rotation rate is only valid for disk
> device"));
> + return -1;
> + }
> +
> + if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_ROTATION_RATE)) {
> + virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
> + _("rotation rate is not supported with this
> QEMU"));
> + return -1;
> + }
> + }
> +
> switch (disk->bus) {
> case VIR_DOMAIN_DISK_BUS_SCSI:
> diskInfo = (virDomainDeviceInfoPtr)&disk->info;
> diff --git a/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml
> b/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml
> index 93c768c633..f9d85560b6 100644
> --- a/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml
> +++ b/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml
> @@ -169,6 +169,7 @@
> <flag name='vhost-user-blk'/>
> <flag name='cpu-max'/>
> <flag name='vnc-opts'/>
> + <flag name='rotation-rate'/>
> <version>2012000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>61700289</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml
> b/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml
> index 915c84f66e..8f8d09eda0 100644
> --- a/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml
> +++ b/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml
> @@ -184,6 +184,7 @@
> <flag name='cpu-max'/>
> <flag name='memory-backend-file.x-use-canonical-path-for-ramblock-id'/>
> <flag name='vnc-opts'/>
> + <flag name='rotation-rate'/>
> <version>4000000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>61700240</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml
> b/tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml
> index b096120ae3..3c32aceaf9 100644
> --- a/tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml
> +++ b/tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml
> @@ -192,6 +192,7 @@
> <flag name='cpu-max'/>
> <flag name='memory-backend-file.x-use-canonical-path-for-ramblock-id'/>
> <flag name='vnc-opts'/>
> + <flag name='rotation-rate'/>
> <version>4000000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>42900240</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml
> b/tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml
> index 53c35beba6..3741f75aff 100644
> --- a/tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml
> +++ b/tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml
> @@ -184,6 +184,7 @@
> <flag name='vhost-user-blk'/>
> <flag name='memory-backend-file.x-use-canonical-path-for-ramblock-id'/>
> <flag name='vnc-opts'/>
> + <flag name='rotation-rate'/>
> <version>4000000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>0</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml
> b/tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml
> index d76ad4102b..c2ee65a232 100644
> --- a/tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml
> +++ b/tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml
> @@ -184,6 +184,7 @@
> <flag name='vhost-user-blk'/>
> <flag name='memory-backend-file.x-use-canonical-path-for-ramblock-id'/>
> <flag name='vnc-opts'/>
> + <flag name='rotation-rate'/>
> <version>4000000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>0</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml
> b/tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml
> index e61a9570b7..3b25aabf93 100644
> --- a/tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml
> +++ b/tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml
> @@ -148,6 +148,7 @@
> <flag name='cpu-max'/>
> <flag name='memory-backend-file.x-use-canonical-path-for-ramblock-id'/>
> <flag name='vnc-opts'/>
> + <flag name='rotation-rate'/>
> <version>4000000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>39100240</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml
> b/tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml
> index 17395394df..5c2511eaa7 100644
> --- a/tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml
> +++ b/tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml
> @@ -229,6 +229,7 @@
> <flag name='cpu-max'/>
> <flag name='memory-backend-file.x-use-canonical-path-for-ramblock-id'/>
> <flag name='vnc-opts'/>
> + <flag name='rotation-rate'/>
> <version>4000000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>43100240</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml
> b/tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml
> index 6bc2fea7b4..49d5fc5578 100644
> --- a/tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml
> +++ b/tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml
> @@ -236,6 +236,7 @@
> <flag name='cpu-max'/>
> <flag name='memory-backend-file.x-use-canonical-path-for-ramblock-id'/>
> <flag name='vnc-opts'/>
> + <flag name='rotation-rate'/>
> <version>4001000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>43100241</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml
> b/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml
> index 371e6192e2..eeeb27797b 100644
> --- a/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml
> +++ b/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml
> @@ -199,6 +199,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>4001050</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>61700242</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.ppc64.xml
> b/tests/qemucapabilitiesdata/caps_4.2.0.ppc64.xml
> index 83f914cabe..d18776778d 100644
> --- a/tests/qemucapabilitiesdata/caps_4.2.0.ppc64.xml
> +++ b/tests/qemucapabilitiesdata/caps_4.2.0.ppc64.xml
> @@ -199,6 +199,7 @@
> <flag name='memory-backend-file.x-use-canonical-path-for-ramblock-id'/>
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> + <flag name='rotation-rate'/>
> <version>4001050</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>42900242</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.s390x.xml
> b/tests/qemucapabilitiesdata/caps_4.2.0.s390x.xml
> index 1f6f2e5833..67c6f9248c 100644
> --- a/tests/qemucapabilitiesdata/caps_4.2.0.s390x.xml
> +++ b/tests/qemucapabilitiesdata/caps_4.2.0.s390x.xml
> @@ -161,6 +161,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>4002000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>39100242</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.x86_64.xml
> b/tests/qemucapabilitiesdata/caps_4.2.0.x86_64.xml
> index 8f9972eb14..28f6666f7f 100644
> --- a/tests/qemucapabilitiesdata/caps_4.2.0.x86_64.xml
> +++ b/tests/qemucapabilitiesdata/caps_4.2.0.x86_64.xml
> @@ -247,6 +247,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>4002000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>43100242</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
> b/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
> index 51d83b9f47..68ccaf6219 100644
> --- a/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
> +++ b/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
> @@ -209,6 +209,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>5000000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>61700241</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
> b/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
> index 4e6aec6fda..3dd4139263 100644
> --- a/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
> +++ b/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
> @@ -218,6 +218,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>5000000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>42900241</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
> b/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
> index 850dda922b..5993348d6b 100644
> --- a/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
> +++ b/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
> @@ -204,6 +204,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>5000000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>0</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
> b/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
> index 7dd3e9ae89..9467e4cfeb 100644
> --- a/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
> +++ b/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
> @@ -254,6 +254,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>5000000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>43100241</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_5.1.0.sparc.xml
> b/tests/qemucapabilitiesdata/caps_5.1.0.sparc.xml
> index 5b4b9d4b5b..a4838def4d 100644
> --- a/tests/qemucapabilitiesdata/caps_5.1.0.sparc.xml
> +++ b/tests/qemucapabilitiesdata/caps_5.1.0.sparc.xml
> @@ -119,6 +119,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>5001000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>0</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
> b/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
> index 71ae857c8f..12bb9a1b0f 100644
> --- a/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
> +++ b/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
> @@ -256,6 +256,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>5001000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>43100242</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml
> b/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml
> index 4417f03f13..d88f7c989a 100644
> --- a/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml
> +++ b/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml
> @@ -213,6 +213,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>5002000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>61700243</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml
> b/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml
> index f5d072b6c6..673d8b38ad 100644
> --- a/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml
> +++ b/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml
> @@ -220,6 +220,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>5002000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>42900243</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml
> b/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml
> index c12477a55c..da2320fd69 100644
> --- a/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml
> +++ b/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml
> @@ -206,6 +206,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>5002000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>0</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml
> b/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml
> index 53ed7fa312..a54b9bb096 100644
> --- a/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml
> +++ b/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml
> @@ -168,6 +168,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>5002000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>39100243</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
> b/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
> index 1f6b2de2a1..2fee135b1e 100644
> --- a/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
> +++ b/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
> @@ -257,6 +257,7 @@
> <flag name='vnc-opts'/>
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> + <flag name='rotation-rate'/>
> <version>5002000</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>43100243</microcodeVersion>
> diff --git a/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml
> b/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml
> index 555b6b5317..f260c60d5a 100644
> --- a/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml
> +++ b/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml
> @@ -260,6 +260,7 @@
> <flag name='audiodev'/>
> <flag name='blockdev-backup'/>
> <flag name='object.qapified'/>
> + <flag name='rotation-rate'/>
> <version>5002050</version>
> <kvmVersion>0</kvmVersion>
> <microcodeVersion>43100242</microcodeVersion>
> diff --git a/tests/qemuxml2argvdata/disk-rotation.x86_64-latest.args
> b/tests/qemuxml2argvdata/disk-rotation.x86_64-latest.args
> new file mode 100644
> index 0000000000..1ee96424e1
> --- /dev/null
> +++ b/tests/qemuxml2argvdata/disk-rotation.x86_64-latest.args
> @@ -0,0 +1,56 @@
> +LC_ALL=C \
> +PATH=/bin \
> +HOME=/tmp/lib/domain--1-QEMUGuest1 \
> +USER=test \
> +LOGNAME=test \
> +XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
> +XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
> +XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
> +/usr/bin/qemu-system-i386 \
> +-name guest=QEMUGuest1,debug-threads=on \
> +-S \
> +-object '{"qom-type":"secret","id":"masterKey0","format":"raw",\
> +"file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
> +-machine pc,accel=tcg,usb=off,dump-guest-core=off,memory-backend=pc.ram \
> +-cpu qemu64 \
> +-m 214 \
> +-object
> '{"qom-type":"memory-backend-ram","id":"pc.ram","size":224395264}' \
> +-overcommit mem-lock=off \
> +-smp 8,sockets=8,cores=1,threads=1 \
> +-uuid c7a5fdbd-edaf-9455-926a-d65c16db1809 \
> +-display none \
> +-no-user-config \
> +-nodefaults \
> +-chardev socket,id=charmonitor,fd=1729,server=on,wait=off \
> +-mon chardev=charmonitor,id=monitor,mode=control \
> +-rtc base=utc \
> +-no-shutdown \
> +-no-acpi \
> +-boot strict=on \
> +-device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 \
> +-device virtio-scsi-pci,id=scsi0,bus=pci.0,addr=0x2 \
> +-blockdev '{"driver":"host_device","filename":"/dev/HostVG/QEMUGuest1",\
> +"node-name":"libvirt-3-storage","auto-read-only":true,"discard":"unmap"}'
> \
> +-blockdev
> '{"node-name":"libvirt-3-format","read-only":false,"driver":"raw",\
> +"file":"libvirt-3-storage"}' \
> +-device scsi-hd,bus=scsi0.0,channel=0,scsi-id=0,lun=0,\
>
> +device_id=drive-scsi0-0-0-0,drive=libvirt-3-format,id=scsi0-0-0-0,bootindex=1,\
> +rotation_rate=7200 \
> +-blockdev '{"driver":"host_device","filename":"/dev/HostVG/QEMUGuest2",\
> +"node-name":"libvirt-2-storage","auto-read-only":true,"discard":"unmap"}'
> \
> +-blockdev
> '{"node-name":"libvirt-2-format","read-only":false,"driver":"raw",\
> +"file":"libvirt-2-storage"}' \
> +-device scsi-hd,bus=scsi0.0,channel=0,scsi-id=0,lun=1,\
> +device_id=drive-scsi0-0-0-1,drive=libvirt-2-format,id=scsi0-0-0-1,\
> +rotation_rate=1 \
> +-blockdev '{"driver":"host_device","filename":"/dev/HostVG/QEMUGuest3",\
> +"node-name":"libvirt-1-storage","auto-read-only":true,"discard":"unmap"}'
> \
> +-blockdev
> '{"node-name":"libvirt-1-format","read-only":false,"driver":"raw",\
> +"file":"libvirt-1-storage"}' \
> +-device ide-hd,bus=ide.0,unit=0,drive=libvirt-1-format,id=ide0-0-0,\
> +rotation_rate=4500 \
> +-audiodev id=audio1,driver=none \
> +-device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3 \
> +-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\
> +resourcecontrol=deny \
> +-msg timestamp=on
> diff --git a/tests/qemuxml2argvdata/disk-rotation.xml
> b/tests/qemuxml2argvdata/disk-rotation.xml
> new file mode 100644
> index 0000000000..0a810e54cc
> --- /dev/null
> +++ b/tests/qemuxml2argvdata/disk-rotation.xml
> @@ -0,0 +1,38 @@
> +<domain type='qemu'>
> + <name>QEMUGuest1</name>
> + <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
> + <memory unit='KiB'>219136</memory>
> + <currentMemory unit='KiB'>219136</currentMemory>
> + <vcpu placement='static'>8</vcpu>
> + <os>
> + <type arch='i686' machine='pc'>hvm</type>
> + <boot dev='hd'/>
> + </os>
> + <clock offset='utc'/>
> + <on_poweroff>destroy</on_poweroff>
> + <on_reboot>restart</on_reboot>
> + <on_crash>destroy</on_crash>
> + <devices>
> + <emulator>/usr/bin/qemu-system-i386</emulator>
> + <disk type='block' device='disk'>
> + <source dev='/dev/HostVG/QEMUGuest1'/>
> + <target dev='sda' bus='scsi' rotation_rate='7200'/>
> + <address type='drive' controller='0' bus='0' target='0' unit='0'/>
> + </disk>
> + <disk type='block' device='disk'>
> + <source dev='/dev/HostVG/QEMUGuest2'/>
> + <target dev='sdb' bus='scsi' rotation_rate='1'/>
> + <address type='drive' controller='0' bus='0' target='0' unit='1'/>
> + </disk>
> + <disk type='block' device='disk'>
> + <source dev='/dev/HostVG/QEMUGuest3'/>
> + <target dev='hda' bus='ide' rotation_rate='4500'/>
> + </disk>
> + <controller type='usb' index='0'/>
> + <controller type='scsi' index='0' model='virtio-scsi'/>
> + <controller type='pci' index='0' model='pci-root'/>
> + <input type='mouse' bus='ps2'/>
> + <input type='keyboard' bus='ps2'/>
> + <memballoon model='virtio'/>
> + </devices>
> +</domain>
> diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
> index 3439f34ef1..ea98f0e6a8 100644
> --- a/tests/qemuxml2argvtest.c
> +++ b/tests/qemuxml2argvtest.c
> @@ -1469,6 +1469,7 @@ mymain(void)
> DO_TEST_CAPS_LATEST("disk-backing-chains-noindex");
>
> DO_TEST_CAPS_LATEST("disk-slices");
> + DO_TEST_CAPS_LATEST("disk-rotation");
>
> DO_TEST_CAPS_ARCH_VER("disk-arm-virtio-sd", "aarch64", "4.0.0");
> DO_TEST_CAPS_ARCH_LATEST("disk-arm-virtio-sd", "aarch64");
> diff --git a/tests/qemuxml2xmloutdata/disk-rotation.x86_64-latest.xml
> b/tests/qemuxml2xmloutdata/disk-rotation.x86_64-latest.xml
> new file mode 100644
> index 0000000000..2b639c87f9
> --- /dev/null
> +++ b/tests/qemuxml2xmloutdata/disk-rotation.x86_64-latest.xml
> @@ -0,0 +1,55 @@
> +<domain type='qemu'>
> + <name>QEMUGuest1</name>
> + <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
> + <memory unit='KiB'>219136</memory>
> + <currentMemory unit='KiB'>219136</currentMemory>
> + <vcpu placement='static'>8</vcpu>
> + <os>
> + <type arch='i686' machine='pc'>hvm</type>
> + <boot dev='hd'/>
> + </os>
> + <cpu mode='custom' match='exact' check='none'>
> + <model fallback='forbid'>qemu64</model>
> + </cpu>
> + <clock offset='utc'/>
> + <on_poweroff>destroy</on_poweroff>
> + <on_reboot>restart</on_reboot>
> + <on_crash>destroy</on_crash>
> + <devices>
> + <emulator>/usr/bin/qemu-system-i386</emulator>
> + <disk type='block' device='disk'>
> + <driver name='qemu' type='raw'/>
> + <source dev='/dev/HostVG/QEMUGuest1'/>
> + <target dev='sda' bus='scsi' rotation_rate='7200'/>
> + <address type='drive' controller='0' bus='0' target='0' unit='0'/>
> + </disk>
> + <disk type='block' device='disk'>
> + <driver name='qemu' type='raw'/>
> + <source dev='/dev/HostVG/QEMUGuest2'/>
> + <target dev='sdb' bus='scsi' rotation_rate='1'/>
> + <address type='drive' controller='0' bus='0' target='0' unit='1'/>
> + </disk>
> + <disk type='block' device='disk'>
> + <driver name='qemu' type='raw'/>
> + <source dev='/dev/HostVG/QEMUGuest3'/>
> + <target dev='hda' bus='ide' rotation_rate='4500'/>
> + <address type='drive' controller='0' bus='0' target='0' unit='0'/>
> + </disk>
> + <controller type='usb' index='0' model='piix3-uhci'>
> + <address type='pci' domain='0x0000' bus='0x00' slot='0x01'
> function='0x2'/>
> + </controller>
> + <controller type='scsi' index='0' model='virtio-scsi'>
> + <address type='pci' domain='0x0000' bus='0x00' slot='0x02'
> function='0x0'/>
> + </controller>
> + <controller type='pci' index='0' model='pci-root'/>
> + <controller type='ide' index='0'>
> + <address type='pci' domain='0x0000' bus='0x00' slot='0x01'
> function='0x1'/>
> + </controller>
> + <input type='mouse' bus='ps2'/>
> + <input type='keyboard' bus='ps2'/>
> + <audio id='1' type='none'/>
> + <memballoon model='virtio'>
> + <address type='pci' domain='0x0000' bus='0x00' slot='0x03'
> function='0x0'/>
> + </memballoon>
> + </devices>
> +</domain>
> diff --git a/tests/qemuxml2xmltest.c b/tests/qemuxml2xmltest.c
> index 4e7cce21c6..137f1871af 100644
> --- a/tests/qemuxml2xmltest.c
> +++ b/tests/qemuxml2xmltest.c
> @@ -525,6 +525,7 @@ mymain(void)
> DO_TEST("pci-serial-dev-chardev", NONE);
>
> DO_TEST_CAPS_LATEST("disk-slices");
> + DO_TEST_CAPS_LATEST("disk-rotation");
>
> DO_TEST("encrypted-disk", QEMU_CAPS_QCOW2_LUKS);
> DO_TEST("encrypted-disk-usage", QEMU_CAPS_QCOW2_LUKS);
> --
> 2.30.2
>
> Tested on qemu-kvm-5.2.0-6.fc35.1.x86_64 libvirt-v7.2.0-rc2-1-ga3c8355f8b
with this patch.
1. Start with IDE/SCSI/SATA disks with rotation_rate. PASS
2. Live attach/detach a SCSI disk with rotation_rate. PASS
the qemu log of attaching:
103.545 > 0x7f6cf80056f0
{"execute":"blockdev-add","arguments":{"driver":"file","filename":"/tmp/sata","node-name":"libvirt-4-storage","auto-read-only":true,"discard":"unmap"},"id":"libvirt-383"}
103.547 < 0x7f6cf80056f0 {"return": {}, "id": "libvirt-383"}
103.547 > 0x7f6cf80056f0
{"execute":"blockdev-add","arguments":{"node-name":"libvirt-4-format","read-only":false,"driver":"raw","file":"libvirt-4-storage"},"id":"libvirt-384"}
103.549 < 0x7f6cf80056f0 {"return": {}, "id": "libvirt-384"}
103.549 > 0x7f6cf80056f0
{"execute":"device_add","arguments":{"driver":"scsi-hd","bus":"scsi0.0","channel":"0","scsi-id":"0","lun":"1","device_id":"drive-scsi0-0-0-1","drive":"libvirt-4-format","id":"scsi0-0-0-1","rotation_rate":"7200"},"id":"libvirt-385"}
103.602 < 0x7f6cf80056f0 {"return": {}, "id": "libvirt-385"}
103.603 > 0x7f6cf80056f0
{"execute":"qom-list","arguments":{"path":"/machine/peripheral"},"id":"libvirt-386"}
103.604 < 0x7f6cf80056f0 {"return": [{"name": "type", "type": "string"},
{"name": "input0", "type": "child<usb-tablet>"}, {"name": "sata0-0-0",
"type": "child<ide-hd>"}, {"name": "ide0-0-0", "type": "child<ide-hd>"},
{"name": "redir1", "type": "child<usb-redir>"}, {"name": "video0", "type":
"child<qxl-vga>"}, {"name": "serial0", "type": "child<isa-serial>"},
{"name": "balloon0", "type": "child<virtio-balloon-pci>"}, {"name":
"sata0", "type": "child<ich9-ahci>"}, {"name": "scsi0", "type":
"child<virtio-scsi-pci>"},
364.266 ! 0x7f6cf80056f0 {"timestamp": {"seconds": 1617242887,
"microseconds": 451436}, "event": "SHUTDOWN", "data": {"guest": false,
"reason": "host-signal"}}
rotation_rate is mentioned in 'device_add'.
--
Reviewed-by: Han Han <hhan at redhat.com>
Tested-by: Han Han <hhan at redhat.com>
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