scsi: Propagate unrealize() callback to scsi-hd

We will need to add LCHS removal logic to scsi-hd's unrealize() in the
next commit.

Reviewed-by: Karl Heubaum <karl.heubaum@oracle.com>
Reviewed-by: Arbel Moshe <arbel.moshe@oracle.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Sam Eiderman <shmuel.eiderman@oracle.com>
Signed-off-by: Sam Eiderman <sameid@google.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
This commit is contained in:
Sam Eiderman 2019-10-16 19:41:41 +03:00 committed by John Snow
parent f7209ea1be
commit 6b98c5aae6
2 changed files with 17 additions and 0 deletions

View file

@ -59,6 +59,14 @@ static void scsi_device_realize(SCSIDevice *s, Error **errp)
}
}
static void scsi_device_unrealize(SCSIDevice *s, Error **errp)
{
SCSIDeviceClass *sc = SCSI_DEVICE_GET_CLASS(s);
if (sc->unrealize) {
sc->unrealize(s, errp);
}
}
int scsi_bus_parse_cdb(SCSIDevice *dev, SCSICommand *cmd, uint8_t *buf,
void *hba_private)
{
@ -217,12 +225,20 @@ static void scsi_qdev_realize(DeviceState *qdev, Error **errp)
static void scsi_qdev_unrealize(DeviceState *qdev, Error **errp)
{
SCSIDevice *dev = SCSI_DEVICE(qdev);
Error *local_err = NULL;
if (dev->vmsentry) {
qemu_del_vm_change_state_handler(dev->vmsentry);
}
scsi_device_purge_requests(dev, SENSE_CODE(NO_SENSE));
scsi_device_unrealize(dev, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
blockdev_mark_auto_del(dev->conf.blk);
}

View file

@ -59,6 +59,7 @@ struct SCSIRequest {
typedef struct SCSIDeviceClass {
DeviceClass parent_class;
void (*realize)(SCSIDevice *dev, Error **errp);
void (*unrealize)(SCSIDevice *dev, Error **errp);
int (*parse_cdb)(SCSIDevice *dev, SCSICommand *cmd, uint8_t *buf,
void *hba_private);
SCSIRequest *(*alloc_req)(SCSIDevice *s, uint32_t tag, uint32_t lun,