qemu: hotplug: wait for the tray to eject only for drives with a tray

Use the detected tray presence flag to trigger the tray waiting code
only if the given storage device in qemu reports to have a tray.

This is necessary as the floppy device lost it's tray as of qemu commit:

commit abb3e55b5b718d6392441f56ba0729a62105ac56
Author: Max Reitz <mreitz@redhat.com>
Date:   Fri Jan 29 20:49:12 2016 +0100

    Revert "hw/block/fdc: Implement tray status"
This commit is contained in:
Peter Krempa 2016-05-19 15:30:12 +02:00
parent 2e75da42e4
commit 72a7ff6b50

View File

@ -208,6 +208,7 @@ qemuDomainChangeEjectableMedia(virQEMUDriverPtr driver,
int ret = -1, rc;
char *driveAlias = NULL;
qemuDomainObjPrivatePtr priv = vm->privateData;
qemuDomainDiskPrivatePtr diskPriv = QEMU_DOMAIN_DISK_PRIVATE(disk);
const char *format = NULL;
char *sourcestr = NULL;
@ -236,8 +237,9 @@ qemuDomainChangeEjectableMedia(virQEMUDriverPtr driver,
if (qemuDomainObjExitMonitor(driver, vm) < 0)
goto cleanup;
/* If the tray change event is supported wait for it to open. */
if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DEVICE_TRAY_MOVED)) {
/* If the tray is present and tray change event is supported wait for it to open. */
if (diskPriv->tray &&
virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DEVICE_TRAY_MOVED)) {
if (qemuHotplugWaitForTrayEject(driver, vm, disk, driveAlias, force) < 0)
goto error;
} else {
@ -247,8 +249,6 @@ qemuDomainChangeEjectableMedia(virQEMUDriverPtr driver,
}
if (!virStorageSourceIsEmpty(newsrc)) {
qemuDomainDiskPrivatePtr diskPriv = QEMU_DOMAIN_DISK_PRIVATE(disk);
if (qemuGetDriveSourceString(newsrc, diskPriv->secinfo, &sourcestr) < 0)
goto error;