Hi Martin, This patch series reduces the size of the SCSI request data structure. Please consider it for kernel version v5.1. Thanks, Bart. Bart Van Assche (5): libiscsi: Use scsi_[gs]et_resid() where appropriate scsi_debug: Use scsi_[gs]et_resid() where appropriate uas: Use scsi_[gs]et_resid() where appropriate sd: Remove superfluous residual assignments Move the resid member from struct scsi_data_buffer into struct scsi_cmnd drivers/scsi/libiscsi.c | 2 +- drivers/scsi/scsi_debug.c | 9 +++++---- drivers/scsi/scsi_lib.c | 1 - drivers/scsi/sd.c | 3 --- drivers/usb/storage/uas.c | 4 ++-- include/scsi/scsi_cmnd.h | 5 ++--- 6 files changed, 10 insertions(+), 14 deletions(-) -- 2.20.1.791.gb4d0f1c61a-goog