qemuBuildDriveDevStr: Prefer default alias for SATA bus

https://bugzilla.redhat.com/show_bug.cgi?id=1434451

Just like in 9324f67a572f9b32 we need to put default sata alias
(which is hardcoded to "ide", obvious, right?) onto the command
line instead of the one provided by user.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>

diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 9c24ee65341554ea10973cda1f64d4e1f2e2be97..ea6c8dc52e91fc0540606cf3a2d9e1fa644663e4 100644 (file)
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -2020,9 +2020,18 @@ qemuBuildDriveDevStr(const virDomainDef *def,
             virBufferAddLit(&opt, "ide-drive");
         }
 
-        if (!(contAlias = virDomainControllerAliasFind(def, VIR_DOMAIN_CONTROLLER_TYPE_SATA,
-                                                      disk->info.addr.drive.controller)))
-           goto error;
+        /* When domain has builtin SATA controller we don't put it onto cmd
+         * line. Therefore we can't set its alias. In that case, use the
+         * default one. */
+        if (qemuDomainIsQ35(def) &&
+            disk->info.addr.drive.controller == 0) {
+            contAlias = "ide";
+        } else {
+            if (!(contAlias = virDomainControllerAliasFind(def,
+                                                           VIR_DOMAIN_CONTROLLER_TYPE_SATA,
+                                                           disk->info.addr.drive.controller)))
+                goto error;
+        }
         virBufferAsprintf(&opt, ",bus=%s.%d",
                           contAlias,
                           disk->info.addr.drive.unit);

diff --git a/tests/qemuxml2argvdata/qemuxml2argv-user-aliases2.args b/tests/qemuxml2argvdata/qemuxml2argv-user-aliases2.args
new file mode 120000 (symlink)
index 0000000..e029bc0
--- /dev/null
+++ b/tests/qemuxml2argvdata/qemuxml2argv-user-aliases2.args
@@ -0,0 +1 @@
+qemuxml2argv-boot-floppy-q35.args
\ No newline at end of file

diff --git a/tests/qemuxml2argvdata/qemuxml2argv-user-aliases2.xml b/tests/qemuxml2argvdata/qemuxml2argv-user-aliases2.xml
new file mode 100644 (file)
index 0000000..a288b86
--- /dev/null
+++ b/tests/qemuxml2argvdata/qemuxml2argv-user-aliases2.xml
@@ -0,0 +1,34 @@
+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219100</memory>
+  <currentMemory unit='KiB'>219100</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='x86_64' machine='pc-q35-2.4'>hvm</type>
+    <boot dev='fd'/>
+  </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-x86_64</emulator>
+    <disk type='file' device='floppy'>
+      <driver name='qemu' type='raw'/>
+      <source file='/tmp/firmware.img'/>
+      <target dev='fda' bus='fdc'/>
+      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
+    </disk>
+    <controller type='sata' index='0'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x1f' function='0x2'/>
+    </controller>
+    <controller type='pci' index='0' model='pcie-root'>
+      <alias name='ua-MySataController'/>
+    </controller>
+    <controller type='fdc' index='0'/>
+    <input type='mouse' bus='ps2'/>
+    <input type='keyboard' bus='ps2'/>
+    <memballoon model='none'/>
+  </devices>
+</domain>

diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
index e7f33ae0013f5f328840fb182777ce490db9202d..781c649bffaf33e69ad5d6a05515efc54d31991c 100644 (file)
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -2840,6 +2840,7 @@ mymain(void)
             QEMU_CAPS_OBJECT_MEMORY_FILE, QEMU_CAPS_PIIX_DISABLE_S3,
             QEMU_CAPS_PIIX_DISABLE_S4, QEMU_CAPS_VNC,
             QEMU_CAPS_HDA_DUPLEX);
+    DO_TEST("user-aliases2", QEMU_CAPS_DEVICE_IOH3420, QEMU_CAPS_ICH9_AHCI);
 
     if (getenv("LIBVIRT_SKIP_CLEANUP") == NULL)
         virFileDeleteTree(fakerootdir);