On Sat, May 31, 2014 at 04:51:30PM +0800, alex chen wrote: > this patch adds DM linear end_io method No. If linear needs to hook end_io something has gone seriously wrong. Find the underlying source of the problem and fix that instead. Alasdair -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel