[RFC,v3,0/2] Add zoned storage emulation to virtio-blk driver

Message

Sam Li Oct. 16, 2022, 3:05 p.m. UTC

Note: the virtio-blk headers isn't upstream in the kernel yet therefore
marked as an RFC.

v3:
- use qemuio_from_buffer to write status bit [Stefan]
- avoid using req->elem directly [Stefan]
- fix error checkings and memory leak [Stefan]

v2:
- change units of emulated zone op coresponding to block layer APIs
- modify error checking cases [Stefan, Damien]

v1:
- add zoned storage emulation

Sam Li (2):
  include: update virtio_blk headers from Linux 5.19-rc2+
  virtio-blk: add zoned storage emulation for zoned devices

 hw/block/virtio-blk-common.c                |   2 +
 hw/block/virtio-blk.c                       | 412 +++++++++++++++++++-
 include/hw/virtio/virtio-blk.h              |  11 +-
 include/standard-headers/linux/virtio_blk.h | 109 ++++++
 4 files changed, 531 insertions(+), 3 deletions(-)