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[PULL v2 45/86] vdpa: Fix bad index calculus at vhost_vdpa_get_vring_bas
From: |
Michael S. Tsirkin |
Subject: |
[PULL v2 45/86] vdpa: Fix bad index calculus at vhost_vdpa_get_vring_base |
Date: |
Mon, 16 May 2022 16:53:12 -0400 |
From: Eugenio Pérez <eperezma@redhat.com>
Fixes: 6d0b222666 ("vdpa: Adapt vhost_vdpa_get_vring_base to SVQ")
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Message-Id: <20220512175747.142058-4-eperezma@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
hw/virtio/vhost-vdpa.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c
index a30510ed17..493269b0b5 100644
--- a/hw/virtio/vhost-vdpa.c
+++ b/hw/virtio/vhost-vdpa.c
@@ -1172,11 +1172,11 @@ static int vhost_vdpa_get_vring_base(struct vhost_dev
*dev,
struct vhost_vring_state *ring)
{
struct vhost_vdpa *v = dev->opaque;
+ int vdpa_idx = ring->index - dev->vq_index;
int ret;
if (v->shadow_vqs_enabled) {
- VhostShadowVirtqueue *svq = g_ptr_array_index(v->shadow_vqs,
- ring->index);
+ VhostShadowVirtqueue *svq = g_ptr_array_index(v->shadow_vqs, vdpa_idx);
/*
* Setting base as last used idx, so destination will see as available
--
MST
- [PULL v2 36/86] hw/cxl/component Add a dumb HDM decoder handler, (continued)
- [PULL v2 36/86] hw/cxl/component Add a dumb HDM decoder handler, Michael S. Tsirkin, 2022/05/16
- [PULL v2 35/86] cxl/cxl-host: Add memops for CFMWS region., Michael S. Tsirkin, 2022/05/16
- [PULL v2 37/86] i386/pc: Enable CXL fixed memory windows, Michael S. Tsirkin, 2022/05/16
- [PULL v2 38/86] tests/acpi: q35: Allow addition of a CXL test., Michael S. Tsirkin, 2022/05/16
- [PULL v2 39/86] qtests/bios-tables-test: Add a test for CXL emulation., Michael S. Tsirkin, 2022/05/16
- [PULL v2 41/86] qtest/cxl: Add more complex test cases with CFMWs, Michael S. Tsirkin, 2022/05/16
- [PULL v2 40/86] tests/acpi: Add tables for CXL emulation., Michael S. Tsirkin, 2022/05/16
- [PULL v2 42/86] docs/cxl: Add initial Compute eXpress Link (CXL) documentation., Michael S. Tsirkin, 2022/05/16
- [PULL v2 43/86] vhost: Track descriptor chain in private at SVQ, Michael S. Tsirkin, 2022/05/16
- [PULL v2 44/86] vhost: Fix device's used descriptor dequeue, Michael S. Tsirkin, 2022/05/16
- [PULL v2 45/86] vdpa: Fix bad index calculus at vhost_vdpa_get_vring_base,
Michael S. Tsirkin <=
- [PULL v2 46/86] vdpa: Fix index calculus at vhost_vdpa_svqs_start, Michael S. Tsirkin, 2022/05/16
- [PULL v2 47/86] hw/virtio: Replace g_memdup() by g_memdup2(), Michael S. Tsirkin, 2022/05/16
- [PULL v2 48/86] vhost: Fix element in vhost_svq_add failure, Michael S. Tsirkin, 2022/05/16
- [PULL v2 49/86] target/i386: Fix sanity check on max APIC ID / X2APIC enablement, Michael S. Tsirkin, 2022/05/16
- [PULL v2 50/86] intel_iommu: Support IR-only mode without DMA translation, Michael S. Tsirkin, 2022/05/16
- [PULL v2 52/86] intel_iommu: Fix irqchip / X2APIC configuration checks, Michael S. Tsirkin, 2022/05/16
- [PULL v2 51/86] intel_iommu: Only allow interrupt remapping to be enabled if it's supported, Michael S. Tsirkin, 2022/05/16
- [PULL v2 56/86] intel-iommu: update iq_dw during post load, Michael S. Tsirkin, 2022/05/16
- [PULL v2 53/86] intel-iommu: remove VTD_FR_RESERVED_ERR, Michael S. Tsirkin, 2022/05/16
- [PULL v2 55/86] intel-iommu: update root_scalable before switching as during post_load, Michael S. Tsirkin, 2022/05/16