nvme-pci: Sync queues on reset

[uclinux-h8/linux.git] / drivers / nvme / host / core.c

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 7da80f3..f6879e4 100644 (file)
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -3880,6 +3880,18 @@ void nvme_start_queues(struct nvme_ctrl *ctrl)
 }
 EXPORT_SYMBOL_GPL(nvme_start_queues);
 
+
+void nvme_sync_queues(struct nvme_ctrl *ctrl)
+{
+       struct nvme_ns *ns;
+
+       down_read(&ctrl->namespaces_rwsem);
+       list_for_each_entry(ns, &ctrl->namespaces, list)
+               blk_sync_queue(ns->queue);
+       up_read(&ctrl->namespaces_rwsem);
+}
+EXPORT_SYMBOL_GPL(nvme_sync_queues);
+
 /*
  * Check we didn't inadvertently grow the command structure sizes:
  */