> On Jun 13, 2017, at 11:15 AM, Jens Axboe <axboe@xxxxxxxxx> wrote:
>
> Signed-off-by: Jens Axboe <axboe@xxxxxxxxx>
This patch is itself fine, if iocb_streamid() is fixed to pass the ID
through without selecting only a single bit of the ID.
Reviewed-by: Andreas Dilger <adilger@xxxxxxxxx>
> ---
> fs/block_dev.c | 2 ++
> fs/direct-io.c | 2 ++
> fs/iomap.c | 1 +
> 3 files changed, 5 insertions(+)
>
> diff --git a/fs/block_dev.c b/fs/block_dev.c
> index 519599dddd36..284b8a786283 100644
> --- a/fs/block_dev.c
> +++ b/fs/block_dev.c
> @@ -227,6 +227,7 @@ __blkdev_direct_IO_simple(struct kiocb *iocb, struct iov_iter *iter,
> bio.bi_iter.bi_sector = pos >> 9;
> bio.bi_private = current;
> bio.bi_end_io = blkdev_bio_end_io_simple;
> + bio.bi_stream = iocb_streamid(iocb);
>
> ret = bio_iov_iter_get_pages(&bio, iter);
> if (unlikely(ret))
> @@ -360,6 +361,7 @@ __blkdev_direct_IO(struct kiocb *iocb, struct iov_iter *iter, int nr_pages)
> bio->bi_iter.bi_sector = pos >> 9;
> bio->bi_private = dio;
> bio->bi_end_io = blkdev_bio_end_io;
> + bio->bi_stream = iocb_streamid(iocb);
>
> ret = bio_iov_iter_get_pages(bio, iter);
> if (unlikely(ret)) {
> diff --git a/fs/direct-io.c b/fs/direct-io.c
> index a04ebea77de8..c9c8b9fd4329 100644
> --- a/fs/direct-io.c
> +++ b/fs/direct-io.c
> @@ -386,6 +386,8 @@ dio_bio_alloc(struct dio *dio, struct dio_submit *sdio,
> else
> bio->bi_end_io = dio_bio_end_io;
>
> + bio->bi_stream = iocb_streamid(dio->iocb);
> +
> sdio->bio = bio;
> sdio->logical_offset_in_bio = sdio->cur_page_fs_offset;
> }
> diff --git a/fs/iomap.c b/fs/iomap.c
> index 4b10892967a5..fa7d29632fbc 100644
> --- a/fs/iomap.c
> +++ b/fs/iomap.c
> @@ -804,6 +804,7 @@ iomap_dio_actor(struct inode *inode, loff_t pos, loff_t length,
>
> if (dio->flags & IOMAP_DIO_WRITE) {
> bio_set_op_attrs(bio, REQ_OP_WRITE, REQ_SYNC | REQ_IDLE);
> + bio_set_streamid(bio, inode_streamid(inode));
> task_io_account_write(bio->bi_iter.bi_size);
> } else {
> bio_set_op_attrs(bio, REQ_OP_READ, 0);
> --
> 2.7.4
>
Cheers, Andreas
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