Merge remote-tracking branch 'remotes/maxreitz/tags/pull-block-2019-06-24' into staging

Block patches:
- The SSH block driver now uses libssh instead of libssh2
- The VMDK block driver gets read-only support for the seSparse
  subformat
- Various fixes

# gpg: Signature made Mon 24 Jun 2019 15:42:56 BST
# gpg:                using RSA key 91BEB60A30DB3E8857D11829F407DB0061D5CF40
# gpg:                issuer "mreitz@redhat.com"
# gpg: Good signature from "Max Reitz <mreitz@redhat.com>" [full]
# Primary key fingerprint: 91BE B60A 30DB 3E88 57D1  1829 F407 DB00 61D5 CF40

* remotes/maxreitz/tags/pull-block-2019-06-24:
  iotests: Fix 205 for concurrent runs
  ssh: switch from libssh2 to libssh
  vmdk: Add read-only support for seSparse snapshots
  vmdk: Reduce the max bound for L1 table size
  vmdk: Fix comment regarding max l1_size coverage
  iotest 134: test cluster-misaligned encrypted write
  blockdev: enable non-root nodes for transaction drive-backup source
  nvme: do not advertise support for unsupported arbitration mechanism

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/blockdev.c b/blockdev.c
index 5d6a13dea9..4d141e9a1f 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -1774,7 +1774,7 @@ static void drive_backup_prepare(BlkActionState *common, Error **errp)
     assert(common->action->type == TRANSACTION_ACTION_KIND_DRIVE_BACKUP);
     backup = common->action->u.drive_backup.data;
 
-    bs = qmp_get_root_bs(backup->device, errp);
+    bs = bdrv_lookup_bs(backup->device, backup->device, errp);
     if (!bs) {
         return;
     }