> Great that you want to fix it. Since this is holding up a patch queue, > I'd appreciate if I can carry it in my tree to avoid having dependencies > on external trees for the legacy IO path removal for 4.21. > OK, here is the patch. > Note that the entire block has been unreachable since the conversion > went in May 2017, and nobody noticed. I know. The code in the ifdef was not used for years. So this can be removed. The chanq counter may be useful for debugging purposes so I would like to keep it. Jens Axboe (1): dasd: remove dead code drivers/s390/block/dasd_ioctl.c | 22 +++++----------------- 1 file changed, 5 insertions(+), 17 deletions(-) -- 2.16.4