zhangshida <[email protected]> 于2025年11月28日周五 16:33写道:
>
> From: Shida Zhang <[email protected]>
>
> Replace repetitive bio chaining patterns with bio_chain_and_submit.
> Note that while the parameter order (prev vs new) differs from the
> original code, the chaining order does not affect bio chain
> functionality.
>
> Signed-off-by: Shida Zhang <[email protected]>
> ---
>  drivers/nvme/target/io-cmd-bdev.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/nvme/target/io-cmd-bdev.c 
> b/drivers/nvme/target/io-cmd-bdev.c
> index 8d246b8ca60..4af45659bd2 100644
> --- a/drivers/nvme/target/io-cmd-bdev.c
> +++ b/drivers/nvme/target/io-cmd-bdev.c
> @@ -312,8 +312,7 @@ static void nvmet_bdev_execute_rw(struct nvmet_req *req)
>                                         opf, GFP_KERNEL);
>                         bio->bi_iter.bi_sector = sector;
>
> -                       bio_chain(bio, prev);
> -                       submit_bio(prev);
> +                       bio_chain_and_submit(prev, bio);
>                 }
>

My apologies.  I think the order really matters here, will drop this patch.

Thanks,
shida

>                 sector += sg->length >> 9;
> --
> 2.34.1
>

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