The patch "block: get rid of blk_integrity_revalidate()" had to be adjusted due to having "block: Use pointer to backing_dev_info from request_queue" backported for bug #1659111 "UbuntuKVM guest crashed while running I/O stress test with Ubuntu kernel 4.4.0-47-generic".
The patch "block: get rid of blk_integrity_ revalidate( )" had to be adjusted due to having "block: Use pointer to backing_dev_info from request_queue" backported for bug #1659111 "UbuntuKVM guest crashed while running I/O stress test with Ubuntu kernel 4.4.0-47-generic".