On Wed, May 23, 2012 at 05:02:41PM -0700, Kent Overstreet wrote:
[..]
> diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
> index 013c7a5..5a953c6 100644
> --- a/drivers/block/rbd.c
> +++ b/drivers/block/rbd.c
> @@ -729,7 +729,7 @@ static struct bio *bio_chain_clone(struct bio **old, struct bio **next,
> }
>
> while (old_chain && (total < len)) {
> - tmp = bio_kmalloc(gfpmask, old_chain->bi_max_vecs);
> + tmp = bio_clone_kmalloc(old_chain, gfpmask);
> if (!tmp)
> goto err_out;
>
> @@ -751,13 +751,9 @@ static struct bio *bio_chain_clone(struct bio **old, struct bio **next,
> if (!bp)
> goto err_out;
>
> - __bio_clone(tmp, &bp->bio1);
> -
> *next = &bp->bio2;
Is this code correct. Now original code might clone bio after split and
new code will clone the original bio itself and not the split one?
Thanks
Vivek
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