Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into s…

…taging

Block layer patches

- Supporting changing 'file' in x-blockdev-reopen
- ssh: add support for sha256 host key fingerprints
- vhost-user-blk: Implement reconnection during realize
- introduce QEMU_AUTO_VFREE
- Don't require password of encrypted backing file for image creation
- Code cleanups

# gpg: Signature made Wed 30 Jun 2021 17:00:55 BST
# gpg:                using RSA key DC3DEB159A9AF95D3D7456FE7F09B272C88F2FD6
# gpg:                issuer "kwolf@redhat.com"
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>" [full]
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74  56FE 7F09 B272 C88F 2FD6

* remotes/kevin/tags/for-upstream: (24 commits)
  vhost-user-blk: Implement reconnection during realize
  vhost-user-blk: Factor out vhost_user_blk_realize_connect()
  vhost: Distinguish errors in vhost_dev_get_config()
  vhost-user-blk: Add Error parameter to vhost_user_blk_start()
  vhost: Return 0/-errno in vhost_dev_init()
  vhost: Distinguish errors in vhost_backend_init()
  vhost: Add Error parameter to vhost_dev_init()
  block/ssh: add support for sha256 host key fingerprints
  block/commit: use QEMU_AUTO_VFREE
  introduce QEMU_AUTO_VFREE
  iotests: Test replacing files with x-blockdev-reopen
  block: Allow changing bs->file on reopen
  block: BDRVReopenState: drop replace_backing_bs field
  block: move supports_backing check to bdrv_set_file_or_backing_noperm()
  block: bdrv_reopen_parse_backing(): simplify handling implicit filters
  block: bdrv_reopen_parse_backing(): don't check frozen child
  block: bdrv_reopen_parse_backing(): don't check aio context
  block: introduce bdrv_set_file_or_backing_noperm()
  block: introduce bdrv_remove_file_or_backing_child()
  block: comment graph-modifying function not updating permissions
  ...

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

backends/cryptodev-vhost.c

@@ -52,6 +52,7 @@ cryptodev_vhost_init(
 {
     int r;
     CryptoDevBackendVhost *crypto;
+    Error *local_err = NULL;
 
     crypto = g_new(CryptoDevBackendVhost, 1);
     crypto->dev.max_queues = 1;
@@ -66,8 +67,10 @@ cryptodev_vhost_init(
     /* vhost-user needs vq_index to initiate a specific queue pair */
     crypto->dev.vq_index = crypto->cc->queue_index * crypto->dev.nvqs;
 
-    r = vhost_dev_init(&crypto->dev, options->opaque, options->backend_type, 0);
+    r = vhost_dev_init(&crypto->dev, options->opaque, options->backend_type, 0,
+                       &local_err);
     if (r < 0) {
+        error_report_err(local_err);
         goto fail;
     }
 

backends/vhost-user.c

@@ -48,9 +48,9 @@ vhost_user_backend_dev_init(VhostUserBackend *b, VirtIODevice *vdev,
     b->dev.nvqs = nvqs;
     b->dev.vqs = g_new0(struct vhost_virtqueue, nvqs);
 
-    ret = vhost_dev_init(&b->dev, &b->vhost_user, VHOST_BACKEND_TYPE_USER, 0);
+    ret = vhost_dev_init(&b->dev, &b->vhost_user, VHOST_BACKEND_TYPE_USER, 0,
+                         errp);
     if (ret < 0) {
-        error_setg_errno(errp, -ret, "vhost initialization failed");
         return -1;
     }