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-rw-r--r--drivers/nvme/host/pci.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 49c1fc9907a6..0423ddd97f4b 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -2250,7 +2250,9 @@ static int nvme_dev_add(struct nvme_dev *dev)
if (!dev->ctrl.tagset) {
dev->tagset.ops = &nvme_mq_ops;
dev->tagset.nr_hw_queues = dev->online_queues - 1;
- dev->tagset.nr_maps = 2; /* default + read */
+ dev->tagset.nr_maps = 1; /* default */
+ if (dev->io_queues[HCTX_TYPE_READ])
+ dev->tagset.nr_maps++;
if (dev->io_queues[HCTX_TYPE_POLL])
dev->tagset.nr_maps++;
dev->tagset.timeout = NVME_IO_TIMEOUT;