Il 10/05/2016 23:34, Jeff Moyer ha scritto:
Paolo Valente <paolo.vale...@linaro.org> writes:diff --git a/block/bio.c b/block/bio.c index 807d25e..e9b136a 100644 --- a/block/bio.c +++ b/block/bio.c @@ -622,6 +622,8 @@ struct bio *bio_clone_fast(struct bio *bio, gfp_t gfp_mask, struct bio_set *bs) } } + bio_clone_blkcg_association(b, bio); + return b; } EXPORT_SYMBOL(bio_clone_fast); @@ -695,6 +697,8 @@ integrity_clone: } } + bio_clone_blkcg_association(bio, bio_src); + return bio; } EXPORT_SYMBOL(bio_clone_bioset); @@ -1811,6 +1815,8 @@ struct bio *bio_split(struct bio *bio, int sectors, bio_advance(bio, split->bi_iter.bi_size); + bio_clone_blkcg_association(split, bio); +Hi, Paolo, Did you test this? bio_split calls bio_clone_bioset or bio_clone_fast, so I'd be surprised if you didn't trigger that newly added warning. :-)
Of course I didn't check the kernel log ... I hope next version will not introduce more bugs than it will fix. Thanks, Paolo
Please remove the bio_split call site. Cheers, Jeff
