1 files changed, 13 insertions, 0 deletions
diff --git a/hw/block/nvme-subsys.h b/hw/block/nvme-subsys.h
index 65a8bcda03..83a6427b6e 100644
--- a/hw/block/nvme-subsys.h
+++ b/hw/block/nvme-subsys.h
@@ -34,4 +34,17 @@ typedef struct NvmeSubsystem {
 int nvme_subsys_register_ctrl(NvmeCtrl *n, Error **errp);
 int nvme_subsys_register_ns(NvmeNamespace *ns, Error **errp);
 
+/*
+ * Return allocated namespace of the specified nsid in the subsystem.
+ */
+static inline NvmeNamespace *nvme_subsys_ns(NvmeSubsystem *subsys,
+        uint32_t nsid)
+{
+    if (!subsys) {
+        return NULL;
+    }
+
+    return subsys->namespaces[nsid];
+}
+
 #endif /* NVME_SUBSYS_H */