[PATCHv12 02/12] fs: add a write stream field to the kiocb

Hannes Reinecke hare at suse.de
Mon Dec 9 00:25:50 PST 2024


On 12/6/24 23:17, Keith Busch wrote:
> From: Christoph Hellwig <hch at 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.
> 
> Signed-off-by: Christoph Hellwig <hch at lst.de>
> Signed-off-by: Keith Busch <kbusch at 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 2cc3d45da7b01..26940c451f319 100644
> --- a/include/linux/fs.h
> +++ b/include/linux/fs.h
> @@ -373,6 +373,7 @@ 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

Reviewed-by: Hannes Reinecke <hare at suse.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                  Kernel Storage Architect
hare at suse.de                                +49 911 74053 688
SUSE Software Solutions GmbH, Frankenstr. 146, 90461 Nürnberg
HRB 36809 (AG Nürnberg), GF: I. Totev, A. McDonald, W. Knoblich



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