[PATCH 02/15] fs: add a write stream field to the kiocb

[Christoph Hellwig]

Prepare for io_uring passthrough of write streams.

The write stream field in the kiocb structure fits into an existing
2-byte hole, so its size is not changed.

Based on a patch from Keith Busch <kbusch@xxxxxxxxxx>

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
 include/linux/fs.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 4b5cad44a126..1997be247b6c 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -370,6 +370,7 @@ struct kiocb {
 	void			*private;
 	int			ki_flags;
 	u16			ki_ioprio; /* See linux/ioprio.h */
+	u8			ki_write_stream;
 	union {
 		/*
 		 * Only used for async buffered reads, where it denotes the
-- 
2.45.2