On Fri, May 18, 2012 at 10:52:16AM -0700, Tejun Heo wrote: > Does this by any chance allow killing ->merge_bvec_fn()? merge_bvec also has an impact on efficiency. Why create a too-large bio in the first place if it's only going to have to get split up again? If a change like this goes in, the various trade-offs should be re-examined. Alasdair -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel