From: Maxim Levitsky <mlevi...@redhat.com>
Fix the math involving non standard doorbell stride
Signed-off-by: Maxim Levitsky <mlevi...@redhat.com>
Reviewed-by: Max Reitz <mre...@redhat.com>
Message-id: 20190716163020.13383-2-mlevi...@redhat.com
Signed-off-by: Max Reitz <mre...@redhat.com>
---
block/nvme.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/block/nvme.c b/block/nvme.c
index 9896b7f7c6..82fdefccd6 100644
--- a/block/nvme.c
+++ b/block/nvme.c
@@ -217,7 +217,7 @@ static NVMeQueuePair
*nvme_create_queue_pair(BlockDriverState *bs,
error_propagate(errp, local_err);
goto fail;
}
- q->cq.doorbell = &s->regs->doorbells[idx * 2 * s->doorbell_scale + 1];
+ q->cq.doorbell = &s->regs->doorbells[(idx * 2 + 1) * s->doorbell_scale];
return q;
fail:
--
2.21.0
