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[PULL 07/24] virtio: update queue size on guest write
From: |
Michael S. Tsirkin |
Subject: |
[PULL 07/24] virtio: update queue size on guest write |
Date: |
Thu, 19 Dec 2019 08:27:28 -0500 |
Some guests read back queue size after writing it.
Update the size immediatly upon write otherwise
they get confused.
Signed-off-by: Michael S. Tsirkin <address@hidden>
---
hw/virtio/virtio-pci.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
index c6b47a9c73..e5c759e19e 100644
--- a/hw/virtio/virtio-pci.c
+++ b/hw/virtio/virtio-pci.c
@@ -1256,6 +1256,8 @@ static void virtio_pci_common_write(void *opaque, hwaddr
addr,
break;
case VIRTIO_PCI_COMMON_Q_SIZE:
proxy->vqs[vdev->queue_sel].num = val;
+ virtio_queue_set_num(vdev, vdev->queue_sel,
+ proxy->vqs[vdev->queue_sel].num);
break;
case VIRTIO_PCI_COMMON_Q_MSIX:
msix_vector_unuse(&proxy->pci_dev,
--
MST
- [PULL 00/24] virtio, pci, pc: fixes, features, Michael S. Tsirkin, 2019/12/19
- [PULL 01/24] virtio: add ability to delete vq through a pointer, Michael S. Tsirkin, 2019/12/19
- [PULL 02/24] virtio: make virtio_delete_queue idempotent, Michael S. Tsirkin, 2019/12/19
- [PULL 03/24] virtio-balloon: fix memory leak while attach virtio-balloon device, Michael S. Tsirkin, 2019/12/19
- [PULL 04/24] virtio-serial-bus: fix memory leak while attach virtio-serial-bus, Michael S. Tsirkin, 2019/12/19
- [PULL 05/24] virtio-input: convert to new virtio_delete_queue, Michael S. Tsirkin, 2019/12/19
- [PULL 06/24] intel_iommu: fix bug to read DMAR_RTADDR_REG, Michael S. Tsirkin, 2019/12/19
- [PULL 07/24] virtio: update queue size on guest write,
Michael S. Tsirkin <=
- [PULL 09/24] Implement backend program convention command for vhost-user-blk, Michael S. Tsirkin, 2019/12/19
- [PULL 10/24] virtio: don't enable notifications during polling, Michael S. Tsirkin, 2019/12/19
- [PULL 12/24] numa: Extend CLI to provide memory latency and bandwidth information, Michael S. Tsirkin, 2019/12/19
- [PULL 13/24] numa: Extend CLI to provide memory side cache information, Michael S. Tsirkin, 2019/12/19
- [PULL 14/24] hmat acpi: Build Memory Proximity Domain Attributes Structure(s), Michael S. Tsirkin, 2019/12/19
- [PULL 15/24] hmat acpi: Build System Locality Latency and Bandwidth Information Structure(s), Michael S. Tsirkin, 2019/12/19
- [PULL 16/24] hmat acpi: Build Memory Side Cache Information Structure(s), Michael S. Tsirkin, 2019/12/19
- [PULL 17/24] tests/numa: Add case for QMP build HMAT, Michael S. Tsirkin, 2019/12/19
- [PULL 18/24] tests/bios-tables-test: add test cases for ACPI HMAT, Michael S. Tsirkin, 2019/12/19
- [PULL 19/24] ACPI: add expected files for HMAT tests (acpihmat), Michael S. Tsirkin, 2019/12/19