[Bug 1891214] Re: targetcli/LIO needs tcm_vhost feature enabled

[Rafael David Tinoco]

I have flagged this as affecting:

- targetcli-fb (vhost feature broken)

- QEMU (vhost scsi support enabled ?)

- kernel (would need TCM_VHOST feature enabled)

** Also affects: python-rtslib-fb (Ubuntu)
   Importance: Undecided
       Status: New

** No longer affects: targetcli-fb (Ubuntu)

** Changed in: python-rtslib-fb (Ubuntu)
       Status: New => In Progress

** Changed in: python-rtslib-fb (Ubuntu)
     Assignee: (unassigned) => Rafael David Tinoco (rafaeldtinoco)

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https://bugs.launchpad.net/bugs/1891214

Title:
  targetcli/LIO needs tcm_vhost feature enabled

Status in linux package in Ubuntu:
  New
Status in python-rtslib-fb package in Ubuntu:
  In Progress
Status in qemu package in Ubuntu:
  New

Bug description:
  
  targetcli-fb was recently included in MAIN and one of its features is the VHOST TCM:

  /vhost> create 
  b'modprobe: FATAL: Module tcm_vhost not found in directory /lib/modules/...

  not enabled in Ubuntu kernels.

  QEMU virtio-scsi feature:

  https://wiki.qemu.org/Features/VirtioSCSI/TCM_Overview

  KERNEL option to be enabled:

  https://cateee.net/lkddb/web-lkddb/TCM_VHOST.html

  KERNEL TCM documentation:

  https://www.kernel.org/doc/html/latest/target/tcmu-design.html

  LIO (LinuxIO) VHOST feature explained:

  http://linux-iscsi.org/wiki/VHost

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