Use the same argument names in bio_chain() as in bio_chain_and_submit() to be consistent. Slightly improve the function description.
Signed-off-by: Andreas Gruenbacher <[email protected]> --- block/bio.c | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/block/bio.c b/block/bio.c index b3a79285c278..3f408e1ba13f 100644 --- a/block/bio.c +++ b/block/bio.c @@ -327,22 +327,22 @@ static void bio_chain_endio(struct bio *bio) /** * bio_chain - chain bio completions - * @bio: the target bio - * @parent: the parent bio of @bio + * @prev: the bio to chain + * @new: the bio to chain to * - * The caller won't have a bi_end_io called when @bio completes - instead, - * @parent's bi_end_io won't be called until both @parent and @bio have - * completed; the chained bio will also be freed when it completes. + * The caller won't have a bi_end_io called when @prev completes. Instead, + * @new's bi_end_io will be called once both @new and @prev have completed. + * Like an unchained bio, @prev will be put when it completes. * - * The caller must not set bi_private or bi_end_io in @bio. + * The caller must not set bi_private or bi_end_io in @prev. */ -void bio_chain(struct bio *bio, struct bio *parent) +void bio_chain(struct bio *prev, struct bio *new) { - BUG_ON(bio->bi_private || bio->bi_end_io); + BUG_ON(prev->bi_private || prev->bi_end_io); - bio->bi_private = parent; - bio->bi_end_io = bio_chain_endio; - bio_inc_remaining(parent); + prev->bi_private = new; + prev->bi_end_io = bio_chain_endio; + bio_inc_remaining(new); } EXPORT_SYMBOL(bio_chain); -- 2.51.0
