------- Comment From wenxi...@us.ibm.com 2017-09-18 11:03 EDT------- Nvme device is one of load source now. We need to support installation with T10 enable over nvme device. So we would like to drop this patch into installer kernel for Ubuntu installation.
Let me know if you have any question. Thanks, Wendy -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1689946 Title: Ubuntu16.04: NVMe 4K+T10 DIF/DIX format returns I/O error on dd with split op Status in The Ubuntu-power-systems project: Fix Released Status in linux package in Ubuntu: Fix Released Status in linux source package in Xenial: Fix Released Status in linux source package in Yakkety: Won't Fix Status in linux source package in Zesty: Fix Released Status in linux source package in Artful: Fix Released Bug description: ==== State: Open by: mdate on 19 March 2017 12:33:34 ==== On a Bolt adapter in a system with Ubuntu 16.04, I've formatted the Bolt for T10 and am using it to do a dd with a 2M block size. Here are the commands: nvme format /dev/nvme0n1 --lbaf=1 --pil=0 --ms=0 --pi=2 dd if=/dev/urandom of=/dev/nvme0n1 bs=2M oflag=direct count=1 I get an error on the dd. root@x1623bp1:~# dd if=/dev/urandom of=/dev/nvme0n1 bs=2M oflag=direct count=1 dd: error writing '/dev/nvme0n1': Input/output error 1+0 records in 0+0 records out 0 bytes copied, 0.0525061 s, 0.0 kB/s dmesg shows: [589997.985151] blk_update_request: I/O error, dev nvme0n1, sector 0 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-power-systems/+bug/1689946/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
