> + phys_addr_t vec_end_addr = page_to_phys(bv->bv_page) + > + bv->bv_offset + bv->bv_len; The name is a little confusing, as the real end addr would be -1. Maybe throw the -1 in here, and adjust for it in the contigous check below? -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel