On Wed, Jul 08, 2020 at 05:14:29PM -0600, Jens Axboe wrote: > On 7/1/20 3:06 AM, Christoph Hellwig wrote: > > Hi Jens, > > > > we have a lot of bdi congestion related code that is left around without > > any use. This series removes it in preparation of sorting out the bdi > > lifetime rules properly. > > Please run series like this through a full compilation, for both this one > and the previous series I had to fix up issues like this: > > drivers/md/bcache/request.c: In function ‘bch_cached_dev_request_init’: > drivers/md/bcache/request.c:1233:18: warning: unused variable ‘g’ [-Wunused-variable] > 1233 | struct gendisk *g = dc->disk.disk; > | ^ > drivers/md/bcache/request.c: In function ‘bch_flash_dev_request_init’: > drivers/md/bcache/request.c:1320:18: warning: unused variable ‘g’ [-Wunused-variable] > 1320 | struct gendisk *g = d->disk; > | ^ > > Did the same here, applied it. And just like the previous one I did, and the compiler did not complain. There must be something about certain gcc versions not warning about variables that are initialized but not otherwise used.