[RFC PATCH 03/39] blkdev.h: add new trace ext as a queue member

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Update a struct queue with block trace extension.

Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@xxxxxxx>
---
 include/linux/blkdev.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index bb5636cc17b9..cd3ba7781843 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -529,6 +529,7 @@ struct request_queue {
 	struct mutex		debugfs_mutex;
 #ifdef CONFIG_BLK_DEV_IO_TRACE
 	struct blk_trace __rcu	*blk_trace;
+	struct blk_trace_ext __rcu	*blk_trace_ext;
 #endif
 	/*
 	 * for flush operations
-- 
2.22.1




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