On Mon, Jun 18, 2012 at 10:09:56AM -0400, Mikulas Patocka wrote: > Hi > > This patch should be applied after > dm-thin-support-for-non-power-of-2-pool-blocksize.patch. It optimizes > power-of-two blocksize. I'm going to nack this unless you can provide a benchmark that shows it measurably improves performance for some architecture somewhere. And a real benchmark, with io going through all the devices, not just a micro benchmark of the 'if' in a tight loop. - Joe -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel