1 files changed, 10 insertions, 0 deletions
diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c
index 98d8e34109..1d3e058452 100644
--- a/hw/nvme/ctrl.c
+++ b/hw/nvme/ctrl.c
@@ -1331,6 +1331,15 @@ static inline void nvme_blk_write(BlockBackend *blk, int64_t offset,
     }
 }
 
+static void nvme_update_cq_eventidx(const NvmeCQueue *cq)
+{
+    uint32_t v = cpu_to_le32(cq->head);
+
+    //not in 7.2: trace_pci_nvme_update_cq_eventidx(cq->cqid, cq->head);
+
+    pci_dma_write(PCI_DEVICE(cq->ctrl), cq->ei_addr, &v, sizeof(v));
+}
+
 static void nvme_update_cq_head(NvmeCQueue *cq)
 {
     uint32_t v;
@@ -1355,6 +1364,7 @@ static void nvme_post_cqes(void *opaque)
         hwaddr addr;
 
         if (n->dbbuf_enabled) {
+            nvme_update_cq_eventidx(cq);
             nvme_update_cq_head(cq);
         }