Matt, Alex, Here are the (hopefully last) patches for the DMA UNMAP thing. Changelog: v2->v3: - [MR] Add r-b to Patch 1, 3 (Thank you!) - [MR] s/unsigned long/u64/ - [EF] Add brackets to for(i) loop v2: https://lore.kernel.org/r/20220728160550.2119289-1-farman@xxxxxxxxxxxxx/ v1: https://lore.kernel.org/r/20220726150123.2567761-1-farman@xxxxxxxxxxxxx/ Eric Farman (3): vfio/ccw: Add length to DMA_UNMAP checks vfio/ccw: Remove FSM Close from remove handlers vfio/ccw: Check return code from subchannel quiesce drivers/s390/cio/vfio_ccw_cp.c | 16 +++++++++++----- drivers/s390/cio/vfio_ccw_cp.h | 2 +- drivers/s390/cio/vfio_ccw_drv.c | 1 - drivers/s390/cio/vfio_ccw_fsm.c | 2 +- drivers/s390/cio/vfio_ccw_ops.c | 4 +--- 5 files changed, 14 insertions(+), 11 deletions(-) -- 2.34.1