On Tue, Nov 23, 2021 at 04:10:35PM +0800, Qu Wenruo wrote: > Without bio_chain() sounds pretty good, as we can still utilize > bi_end_io and bi_private. > > But this also means, we're now responsible not to release the source bio > since it has the real bi_io_vec. Just call bio_inc_remaining before submitting the cloned bio, and then call bio_endio on the root bio every time a clone completes. -- dm-devel mailing list dm-devel@xxxxxxxxxx https://listman.redhat.com/mailman/listinfo/dm-devel