This patch series adds 1. Few minor fixes and cleanups to the xnvme I/O engine. 2. xNVMe recently added a user-space VFIO based backend implemented using libvfn. This allow users to select that instead of SPDK. 3. Add subnqn option for fabrics target with multiple systems. 4. Add an option to select memory backend. Ankit Kumar (4): engines/xnvme: fixes for xnvme ioengine engines/xnvme: user space vfio based backend engines/xnvme: add subnqn to fio-options engines/xnvme: add support for picking mem backend HOWTO.rst | 27 ++++++++++++++++++++++++++- engines/xnvme.c | 44 ++++++++++++++++++++++++++++++++++++++------ fio.1 | 32 +++++++++++++++++++++++++++++++- 3 files changed, 95 insertions(+), 8 deletions(-) -- 2.17.1