[PATCH] qemu_domain: fix startup policy for disks

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https://bugzilla.redhat.com/show_bug.cgi?id=1086121

We now support startupPolicy='optional' for disks, but this
should work only for cold boot, not for restore or migrate.

Signed-off-by: Pavel Hrdina <phrdina@xxxxxxxxxx>
---
 src/qemu/qemu_domain.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 9e38d02..a8cce76 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -2230,11 +2230,16 @@ qemuDomainCheckDiskStartupPolicy(virQEMUDriverPtr driver,
 {
     char uuid[VIR_UUID_STRING_BUFLEN];
     int startupPolicy = vm->def->disks[diskIndex]->startupPolicy;
+    int device = vm->def->disks[diskIndex]->device;
 
     virUUIDFormat(vm->def->uuid, uuid);
 
     switch ((virDomainStartupPolicy) startupPolicy) {
         case VIR_DOMAIN_STARTUP_POLICY_OPTIONAL:
+            if (!cold_boot &&
+                device != VIR_DOMAIN_DISK_DEVICE_FLOPPY &&
+                device != VIR_DOMAIN_DISK_DEVICE_CDROM)
+                goto error;
             break;
 
         case VIR_DOMAIN_STARTUP_POLICY_MANDATORY:
-- 
1.8.5.5

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