Hello, The 1st patch cleans up get/put device, and annotate them via noline for trace purpose. The 2nd patch adds UBLK_U_CMD_DEL_DEV_ASYNC so userspace device deletion can be implemented easier. Ming Lei (2): ublk: improve getting & putting ublk device ublk: add UBLK_CMD_DEL_DEV_ASYNC drivers/block/ublk_drv.c | 21 +++++++++++++-------- include/uapi/linux/ublk_cmd.h | 2 ++ 2 files changed, 15 insertions(+), 8 deletions(-) -- 2.41.0