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authorPeter Maydell <peter.maydell@linaro.org>2021-05-19 16:10:35 +0100
committerPeter Maydell <peter.maydell@linaro.org>2021-05-19 16:10:35 +0100
commitd874bc081600528f0400977460b4f98f21e156a1 (patch)
tree3201cf478059f8dfcd18acac0212a5bf33df3305 /hw/virtio/vhost-user.c
parentc313e52e6459de2e9064767083a0c949c476e32b (diff)
parentc90bd505a3e8210c23d69fecab9ee6f56ec4a161 (diff)
Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging
Block layer patches - vhost-user-blk: Fix error handling during initialisation - Add test cases for the vhost-user-blk export - Fix leaked Transaction objects - qcow2: Expose dirty bit in 'qemu-img info' # gpg: Signature made Tue 18 May 2021 11:57:46 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: vhost-user-blk: Check that num-queues is supported by backend virtio: Fail if iommu_platform is requested, but unsupported vhost-user-blk: Get more feature flags from vhost device vhost-user-blk: Improve error reporting in realize vhost-user-blk: Don't reconnect during initialisation vhost-user-blk: Make sure to set Error on realize failure vhost-user-blk-test: test discard/write zeroes invalid inputs tests/qtest: add multi-queue test case to vhost-user-blk-test test: new qTest case to test the vhost-user-blk-server block/export: improve vu_blk_sect_range_ok() block: Fix Transaction leak in bdrv_reopen_multiple() block: Fix Transaction leak in bdrv_root_attach_child() qcow2: set bdi->is_dirty Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/virtio/vhost-user.c')
-rw-r--r--hw/virtio/vhost-user.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c
index ded0c10453..ee57abe045 100644
--- a/hw/virtio/vhost-user.c
+++ b/hw/virtio/vhost-user.c
@@ -1909,6 +1909,11 @@ static int vhost_user_backend_init(struct vhost_dev *dev, void *opaque)
return err;
}
}
+ if (dev->num_queues && dev->max_queues < dev->num_queues) {
+ error_report("The maximum number of queues supported by the "
+ "backend is %" PRIu64, dev->max_queues);
+ return -EINVAL;
+ }
if (virtio_has_feature(features, VIRTIO_F_IOMMU_PLATFORM) &&
!(virtio_has_feature(dev->protocol_features,