[PATCHv2 01/11] fs: add a write stream field to the kiocb

Keith Busch
2025-02-03T18:46:53Z

From: Christoph Hellwig <hch@lst.de>

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.

Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Nitesh Shetty <nj.shetty@samsung.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
---
include/linux/fs.h | 1 +
1 file changed, 1 insertion(+)

diff --git a/include/linux/fs.h b/include/linux/fs.h
index be3ad155ec9f7..e9ec7afa5d5f8 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -408,6 +408,7 @@ 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
--
2.43.5