Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio, pc: fixes, features

New virtio iommu.
Unrealize memory leaks.
In-band kick/call support.
Bugfixes, documentation all over the place.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Thu 27 Feb 2020 08:46:33 GMT
# gpg:                using RSA key 5D09FD0871C8F85B94CA8A0D281F0DB8D28D5469
# gpg:                issuer "mst@redhat.com"
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" [full]
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>" [full]
# Primary key fingerprint: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream: (30 commits)
  Fixed assert in vhost_user_set_mem_table_postcopy
  vhost-user: only set slave channel for first vq
  acpi: cpuhp: document CPHP_GET_CPU_ID_CMD command
  libvhost-user: implement in-band notifications
  docs: vhost-user: add in-band kick/call messages
  libvhost-user: handle NOFD flag in call/kick/err better
  libvhost-user-glib: use g_main_context_get_thread_default()
  libvhost-user-glib: fix VugDev main fd cleanup
  libvhost-user: implement VHOST_USER_PROTOCOL_F_REPLY_ACK
  MAINTAINERS: add virtio-iommu related files
  hw/arm/virt: Add the virtio-iommu device tree mappings
  virtio-iommu-pci: Add virtio iommu pci support
  virtio-iommu: Support migration
  virtio-iommu: Implement fault reporting
  virtio-iommu: Implement translate
  virtio-iommu: Implement map/unmap
  virtio-iommu: Implement attach/detach command
  virtio-iommu: Decode the command payload
  virtio-iommu: Add skeleton
  virtio: gracefully handle invalid region caches
  ...

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

1 files changed, 14 insertions, 2 deletions

diff --git a/hw/virtio/vhost-user-fs.c b/hw/virtio/vhost-user-fs.c
index 33b17848c2..6136768875 100644
--- a/hw/virtio/vhost-user-fs.c
+++ b/hw/virtio/vhost-user-fs.c
@@ -209,11 +209,12 @@ static void vuf_device_realize(DeviceState *dev, Error **errp)
                 sizeof(struct virtio_fs_config));
 
     /* Hiprio queue */
-    virtio_add_queue(vdev, fs->conf.queue_size, vuf_handle_output);
+    fs->hiprio_vq = virtio_add_queue(vdev, fs->conf.queue_size, vuf_handle_output);
 
     /* Request queues */
+    fs->req_vqs = g_new(VirtQueue *, fs->conf.num_request_queues);
     for (i = 0; i < fs->conf.num_request_queues; i++) {
-        virtio_add_queue(vdev, fs->conf.queue_size, vuf_handle_output);
+        fs->req_vqs[i] = virtio_add_queue(vdev, fs->conf.queue_size, vuf_handle_output);
     }
 
     /* 1 high prio queue, plus the number configured */
@@ -230,6 +231,11 @@ static void vuf_device_realize(DeviceState *dev, Error **errp)
 
 err_virtio:
     vhost_user_cleanup(&fs->vhost_user);
+    virtio_delete_queue(fs->hiprio_vq);
+    for (i = 0; i < fs->conf.num_request_queues; i++) {
+        virtio_delete_queue(fs->req_vqs[i]);
+    }
+    g_free(fs->req_vqs);
     virtio_cleanup(vdev);
     g_free(fs->vhost_dev.vqs);
     return;
@@ -239,6 +245,7 @@ static void vuf_device_unrealize(DeviceState *dev, Error **errp)
 {
     VirtIODevice *vdev = VIRTIO_DEVICE(dev);
     VHostUserFS *fs = VHOST_USER_FS(dev);
+    int i;
 
     /* This will stop vhost backend if appropriate. */
     vuf_set_status(vdev, 0);
@@ -247,6 +254,11 @@ static void vuf_device_unrealize(DeviceState *dev, Error **errp)
 
     vhost_user_cleanup(&fs->vhost_user);
 
+    virtio_delete_queue(fs->hiprio_vq);
+    for (i = 0; i < fs->conf.num_request_queues; i++) {
+        virtio_delete_queue(fs->req_vqs[i]);
+    }
+    g_free(fs->req_vqs);
     virtio_cleanup(vdev);
     g_free(fs->vhost_dev.vqs);
     fs->vhost_dev.vqs = NULL;