qemu: deprecate QEMU_CAPS_DRIVE_COPY_ON_READ

Implied by QEMU >= 1.2.0.

Also delete the now redundant disk-drive-copy-on-read test.
Signed-off-by: NJán Tomko <jtomko@redhat.com>
Reviewed-by: NAndrea Bolognani <abologna@redhat.com>

src/qemu/qemu_capabilities.c

@@ -3626,7 +3626,6 @@ static qemuMonitorCallbacks callbacks = {
 static void
 virQEMUCapsInitQMPBasic(virQEMUCapsPtr qemuCaps)
 {
-    virQEMUCapsSet(qemuCaps, QEMU_CAPS_DRIVE_COPY_ON_READ);
     virQEMUCapsSet(qemuCaps, QEMU_CAPS_FSDEV_WRITEOUT);
     virQEMUCapsSet(qemuCaps, QEMU_CAPS_DRIVE_IOTUNE);
     virQEMUCapsSet(qemuCaps, QEMU_CAPS_WAKEUP);

src/qemu/qemu_capabilities.h

@@ -162,7 +162,7 @@ typedef enum {
     /* 80 */
     QEMU_CAPS_VIRTIO_BLK_SCSI, /* virtio-blk-pci.scsi */
     X_QEMU_CAPS_VIRTIO_BLK_SG_IO, /* SG_IO commands */
-    QEMU_CAPS_DRIVE_COPY_ON_READ, /* -drive copy-on-read */
+    X_QEMU_CAPS_DRIVE_COPY_ON_READ, /* -drive copy-on-read */
     X_QEMU_CAPS_CPU_HOST, /* support for -cpu host */
     QEMU_CAPS_FSDEV_WRITEOUT, /* -fsdev writeout supported */
 

src/qemu/qemu_command.c

@@ -1348,13 +1348,6 @@ qemuCheckDiskConfig(virDomainDiskDefPtr disk,
             return -1;
         }
 
-        if (disk->copy_on_read &&
-            !virQEMUCapsGet(qemuCaps, QEMU_CAPS_DRIVE_COPY_ON_READ)) {
-            virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
-                           _("copy_on_read is not supported by this QEMU binary"));
-            return -1;
-        }
-
         if (disk->discard &&
             !virQEMUCapsGet(qemuCaps, QEMU_CAPS_DRIVE_DISCARD)) {
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",

tests/qemucapabilitiesdata/caps_1.5.3.x86_64.xml

@@ -29,7 +29,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_1.6.0.x86_64.xml

@@ -29,7 +29,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_1.7.0.x86_64.xml

@@ -29,7 +29,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.1.1.x86_64.xml

@@ -29,7 +29,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.10.0.aarch64.xml

@@ -20,7 +20,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.10.0.ppc64.xml

@@ -19,7 +19,6 @@
   <flag name='usb-hub'/>
   <flag name='ich9-ahci'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.10.0.s390x.xml

@@ -10,7 +10,6 @@
   <flag name='virtio-blk-pci.event_idx'/>
   <flag name='virtio-net-pci.event_idx'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.10.0.x86_64.xml

@@ -29,7 +29,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.11.0.s390x.xml

@@ -10,7 +10,6 @@
   <flag name='virtio-blk-pci.event_idx'/>
   <flag name='virtio-net-pci.event_idx'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml

@@ -20,7 +20,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.12.0.ppc64.xml

@@ -19,7 +19,6 @@
   <flag name='usb-hub'/>
   <flag name='ich9-ahci'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.12.0.s390x.xml

@@ -10,7 +10,6 @@
   <flag name='virtio-blk-pci.event_idx'/>
   <flag name='virtio-net-pci.event_idx'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.12.0.x86_64.xml

@@ -27,7 +27,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml

@@ -29,7 +29,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml

@@ -29,7 +29,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.6.0.aarch64.xml

@@ -22,7 +22,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.6.0.ppc64.xml

@@ -19,7 +19,6 @@
   <flag name='usb-hub'/>
   <flag name='ich9-ahci'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml

@@ -29,7 +29,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.7.0.s390x.xml

@@ -10,7 +10,6 @@
   <flag name='virtio-blk-pci.event_idx'/>
   <flag name='virtio-net-pci.event_idx'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml

@@ -29,7 +29,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.8.0.s390x.xml

@@ -10,7 +10,6 @@
   <flag name='virtio-blk-pci.event_idx'/>
   <flag name='virtio-net-pci.event_idx'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.8.0.x86_64.xml

@@ -29,7 +29,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.9.0.ppc64.xml

@@ -19,7 +19,6 @@
   <flag name='usb-hub'/>
   <flag name='ich9-ahci'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.9.0.s390x.xml

@@ -10,7 +10,6 @@
   <flag name='virtio-blk-pci.event_idx'/>
   <flag name='virtio-net-pci.event_idx'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml

@@ -29,7 +29,6 @@
   <flag name='ich9-ahci'/>
   <flag name='no-acpi'/>
   <flag name='virtio-blk-pci.scsi'/>
-  <flag name='drive-copy-on-read'/>
   <flag name='fsdev-writeout'/>
   <flag name='drive-iotune'/>
   <flag name='system_wakeup'/>

tests/qemuxml2argvdata/disk-drive-copy-on-read.args

-LC_ALL=C \
-PATH=/bin \
-HOME=/home/test \
-USER=test \
-LOGNAME=test \
-QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i686 \
--name QEMUGuest1 \
--S \
--M pc \
--m 214 \
--smp 1,sockets=1,cores=1,threads=1 \
--uuid c7a5fdbd-edaf-9455-926a-d65c16db1809 \
--nographic \
--no-user-config \
--nodefaults \
--chardev socket,id=charmonitor,path=/tmp/lib/domain--1-QEMUGuest1/monitor.sock,\
-server,nowait \
--mon chardev=charmonitor,id=monitor,mode=control \
--rtc base=utc \
--no-shutdown \
--no-acpi \
--boot c \
--usb \
--drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0,\
-copy-on-read=on \
--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

tests/qemuxml2argvtest.c

@@ -950,8 +950,6 @@ mymain(void)
     DO_TEST("disk-drive-cache-v2-none", NONE);
     DO_TEST("disk-drive-cache-directsync", NONE);
     DO_TEST("disk-drive-cache-unsafe", NONE);
-    DO_TEST("disk-drive-copy-on-read",
-            QEMU_CAPS_DRIVE_COPY_ON_READ);
     DO_TEST("disk-drive-network-nbd", NONE);
     DO_TEST("disk-drive-network-nbd-export", NONE);
     DO_TEST("disk-drive-network-nbd-ipv6", NONE);
@@ -1036,7 +1034,6 @@ mymain(void)
             QEMU_CAPS_VIRTIO_TX_ALG,
             QEMU_CAPS_VIRTIO_BLK_SCSI);
     DO_TEST("disk-copy_on_read",
-            QEMU_CAPS_DRIVE_COPY_ON_READ,
             QEMU_CAPS_VIRTIO_TX_ALG,
             QEMU_CAPS_VIRTIO_BLK_SCSI);
     DO_TEST("disk-drive-discard",