qemu: really remove last traces of Xenner support

We have twice previously attempted to remove Xenner support commit de9be0ab4d Author: Daniel P. Berrange <berrange@redhat.com> Date: Wed Aug 22 17:29:01 2012 +0100 Remove xenner support commit 92572c3d71 Author: Ján Tomko <jtomko@redhat.com> Date: Wed Feb 18 16:33:50 2015 +0100 Remove code handling the QEMU_CAPS_DOMID capability This change really does remove the last traces of it in the capabilities handling code Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
2024-12-22 17:34:18 +03:00 · 2015-11-06 14:44:35 +00:00 · 2015-11-06 14:44:35 +00:00 · 257e2056e7
commit 257e2056e7
parent dc7f6c3d30
9 changed files with 10 additions and 88 deletions
--- a/docs/drvqemu.html.in
+++ b/docs/drvqemu.html.in
@ -8,9 +8,7 @@

    <p>
      The libvirt KVM/QEMU driver can manage any QEMU emulator from
-      version 0.12.0 or later. It can also manage Xenner, which
-      provides the same QEMU command line syntax and monitor
-      interaction.
+      version 0.12.0 or later.
    </p>

    <h2><a name="project">Project Links</a></h2>
@ -43,12 +41,6 @@
        node. If both are found, then KVM fullyvirtualized, hardware accelerated
        guests will be available.
      </li>
-      <li>
-        <strong>Xenner hypervisor</strong>: The driver will probe <code>/usr/bin</code>
-        for the presence of <code>xenner</code> and <code>/dev/kvm</code> device
-        node. If both are found, then Xen paravirtualized guests can be run using
-        the KVM hardware acceleration.
-      </li>
    </ul>

    <h2><a name="uris">Connections to QEMU driver</a></h2>
@ -647,9 +639,5 @@ $ virsh domxml-to-native qemu-argv demo.xml
  &lt;/devices&gt;
 &lt;/domain&gt;</pre>

-    <h3>Xen paravirtualized guests with hardware acceleration</h3>
-
-
-
  </body>
 </html>
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@ -1096,10 +1096,6 @@ virQEMUCapsComputeCmdFlags(const char *help,
        virQEMUCapsSet(qemuCaps, QEMU_CAPS_ENABLE_KVM);
    if (strstr(help, ",process="))
        virQEMUCapsSet(qemuCaps, QEMU_CAPS_NAME_PROCESS);
-    if (strstr(help, "-xen-domid"))
-        virQEMUCapsSet(qemuCaps, QEMU_CAPS_XEN_DOMID);
-    else if (strstr(help, "-domid"))
-        virQEMUCapsSet(qemuCaps, QEMU_CAPS_DOMID);

    cache = strstr(help, "cache=");
    if (cache && (p = strchr(cache, ']'))) {
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@ -55,7 +55,7 @@ typedef enum {
    /* 5 */
    X_QEMU_CAPS_NAME, /* Is the -name flag available */
    X_QEMU_CAPS_UUID, /* Is the -uuid flag available */
-    QEMU_CAPS_DOMID, /* Xenner: -domid flag available */
+    X_QEMU_CAPS_DOMID, /* Xenner: -domid flag available */
    QEMU_CAPS_VNET_HDR,
    QEMU_CAPS_MIGRATE_KVM_STDIO, /* avoid kvm tcp migration bug */

@ -74,7 +74,7 @@ typedef enum {
    QEMU_CAPS_DRIVE_SERIAL, /* -driver serial=  available */

    /* 20 */
-    QEMU_CAPS_XEN_DOMID, /* -xen-domid */
+    X_QEMU_CAPS_XEN_DOMID, /* -xen-domid */
    QEMU_CAPS_MIGRATE_QEMU_UNIX, /* qemu migration via unix sockets */
    QEMU_CAPS_CHARDEV, /* Is the new -chardev arg available */
    QEMU_CAPS_ENABLE_KVM, /* -enable-kvm flag */
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@ -9464,16 +9464,10 @@ qemuBuildCommandLine(virConnectPtr conn,
    if (def->virtType == VIR_DOMAIN_VIRT_XEN ||
        def->os.type == VIR_DOMAIN_OSTYPE_XEN ||
        def->os.type == VIR_DOMAIN_OSTYPE_LINUX) {
-        if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_XEN_DOMID)) {
-            virCommandAddArg(cmd, "-xen-attach");
-            virCommandAddArg(cmd, "-xen-domid");
-            virCommandAddArgFormat(cmd, "%d", def->id);
-        } else {
-            virReportError(VIR_ERR_INTERNAL_ERROR,
-                           _("qemu emulator '%s' does not support xen"),
-                           def->emulator);
-            goto error;
-        }
+        virReportError(VIR_ERR_INTERNAL_ERROR,
+                       _("qemu emulator '%s' does not support xen"),
+                       def->emulator);
+        goto error;
    }

    if ((def->os.smbios_mode != VIR_DOMAIN_SMBIOS_NONE) &&
@ -12916,15 +12910,10 @@ qemuParseCommandLine(virCapsPtr qemuCaps,
    if (!(path = last_component(def->emulator)))
        goto error;

-    if (strstr(path, "xenner")) {
+    def->os.type = VIR_DOMAIN_OSTYPE_HVM;
+    if (strstr(path, "kvm")) {
        def->virtType = VIR_DOMAIN_VIRT_KVM;
-        def->os.type = VIR_DOMAIN_OSTYPE_XEN;
-    } else {
-        def->os.type = VIR_DOMAIN_OSTYPE_HVM;
-        if (strstr(path, "kvm")) {
-            def->virtType = VIR_DOMAIN_VIRT_KVM;
-            def->features[VIR_DOMAIN_FEATURE_PAE] = VIR_TRISTATE_SWITCH_ON;
-        }
+        def->features[VIR_DOMAIN_FEATURE_PAE] = VIR_TRISTATE_SWITCH_ON;
    }

    if (def->virtType == VIR_DOMAIN_VIRT_KVM)
--- a/tests/qemuargv2xmltest.c
+++ b/tests/qemuargv2xmltest.c
@ -179,9 +179,6 @@ mymain(void)
    /* This needs <emulator>./qemu.sh</emulator> which doesn't work here.  */
    /*DO_TEST("cpu-kvmclock");*/

-    /* Can't roundtrip xenner arch */
-    /*DO_TEST("bootloader");*/
-
    DO_TEST("reboot-timeout-enabled");
    DO_TEST("reboot-timeout-disabled");

@ -238,8 +235,6 @@ mymain(void)
    DO_TEST("nographics-vga");
    DO_TEST("input-usbmouse");
    DO_TEST("input-usbtablet");
-    /* Can't rountrip xenner arch */
-    /*DO_TEST("input-xen");*/
    DO_TEST("misc-acpi");
    DO_TEST("misc-disable-s3");
    DO_TEST("misc-disable-suspends");
--- a/tests/qemuhelptest.c
+++ b/tests/qemuhelptest.c
@ -162,7 +162,6 @@ mymain(void)
            QEMU_CAPS_0_10,
            QEMU_CAPS_ENABLE_KVM,
            QEMU_CAPS_SDL,
-            QEMU_CAPS_XEN_DOMID,
            QEMU_CAPS_MIGRATE_QEMU_UNIX,
            QEMU_CAPS_CHARDEV,
            QEMU_CAPS_BALLOON,
@ -288,7 +287,6 @@ mymain(void)
            QEMU_CAPS_KVM,
            QEMU_CAPS_DRIVE_FORMAT,
            QEMU_CAPS_DRIVE_SERIAL,
-            QEMU_CAPS_XEN_DOMID,
            QEMU_CAPS_DRIVE_READONLY,
            QEMU_CAPS_VGA,
            QEMU_CAPS_0_10,
@ -493,7 +491,6 @@ mymain(void)
            QEMU_CAPS_DRIVE_CACHE_UNSAFE,
            QEMU_CAPS_DRIVE_FORMAT,
            QEMU_CAPS_DRIVE_SERIAL,
-            QEMU_CAPS_XEN_DOMID,
            QEMU_CAPS_DRIVE_READONLY,
            QEMU_CAPS_VGA,
            QEMU_CAPS_0_10,
@ -581,7 +578,6 @@ mymain(void)
            QEMU_CAPS_DRIVE_CACHE_UNSAFE,
            QEMU_CAPS_DRIVE_FORMAT,
            QEMU_CAPS_DRIVE_SERIAL,
-            QEMU_CAPS_XEN_DOMID,
            QEMU_CAPS_DRIVE_READONLY,
            QEMU_CAPS_VGA,
            QEMU_CAPS_0_10,
--- a/tests/qemuxml2argvdata/qemuxml2argv-machine-xen-vmport-opt.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-machine-xen-vmport-opt.xml
@ -1,27 +0,0 @@
-<domain type='xen'>
-  <name>XenGuest2</name>
-  <uuid>c7a5fdb2-cdaf-9455-926a-d65c16db1809</uuid>
-  <memory unit='KiB'>592896</memory>
-  <currentMemory unit='KiB'>403456</currentMemory>
-  <vcpu placement='static'>1</vcpu>
-  <os>
-    <type arch='i686' machine='xenfv'>hvm</type>
-    <loader type='rom'>/usr/lib/xen/boot/hvmloader</loader>
-    <boot dev='cdrom'/>
-  </os>
-  <features>
-    <acpi/>
-    <apic/>
-    <pae/>
-    <vmport state='off'/>
-  </features>
-  <clock offset='utc' adjustment='reset'>
-    <timer name='hpet' present='yes'/>
-  </clock>
-  <on_poweroff>destroy</on_poweroff>
-  <on_reboot>restart</on_reboot>
-  <on_crash>restart</on_crash>
-  <devices>
-    <emulator>/usr/lib/xen/bin/qemu-dm</emulator>
-  </devices>
-</domain>
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@ -600,8 +600,6 @@ mymain(void)
            QEMU_CAPS_MACHINE_USB_OPT);
    DO_TEST("machine-vmport-opt", QEMU_CAPS_MACHINE_OPT,
            QEMU_CAPS_MACHINE_VMPORT_OPT);
-    DO_TEST_FAILURE("machine-xen-vmport-opt", QEMU_CAPS_MACHINE_OPT,
-            QEMU_CAPS_MACHINE_VMPORT_OPT);
    DO_TEST("kvm", QEMU_CAPS_MACHINE_OPT);
    DO_TEST("default-kvm-host-arch", QEMU_CAPS_MACHINE_OPT);
    DO_TEST("default-qemu-host-arch", QEMU_CAPS_MACHINE_OPT);
--- a/tests/testutilsqemu.c
+++ b/tests/testutilsqemu.c
@ -315,9 +315,6 @@ virCapsPtr testQemuCapsInit(void)
    virCapsGuestPtr guest;
    virCapsGuestMachinePtr *machines = NULL;
    int nmachines = 0;
-    static const char *const xen_machines[] = {
-        "xenner"
-    };

    if (!(caps = virCapabilitiesNew(VIR_ARCH_X86_64, false, false)))
        return NULL;
@ -400,16 +397,6 @@ virCapsPtr testQemuCapsInit(void)
        goto cleanup;
    machines = NULL;

-    nmachines = ARRAY_CARDINALITY(xen_machines);
-    if ((machines = virCapabilitiesAllocMachines(xen_machines, nmachines)) == NULL)
-        goto cleanup;
-
-    if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_XEN, VIR_ARCH_X86_64,
-                                         "/usr/bin/xenner", NULL,
-                                         nmachines, machines)) == NULL)
-        goto cleanup;
-    machines = NULL;
-
    if (virCapabilitiesAddGuestDomain(guest,
                                      VIR_DOMAIN_VIRT_KVM,
                                      "/usr/bin/kvm",