On 5/28/20 11:21 AM, Randy Dunlap wrote: > From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> > > Add a forward declaration for struct gendisk when CONFIG_BLOCK is > not set/enabled to prevent multiple (30 - 50) build warnings. > > In file included from ../kernel/sched/sched.h:39:0, > from ../kernel/sched/core.c:9: > ../include/linux/blkdev.h:1895:41: warning: 'struct gendisk' declared inside parameter list will not be visible outside of this definition or declaration > unsigned long disk_start_io_acct(struct gendisk *disk, unsigned int sectors, Should be fixed already: https://git.kernel.dk/cgit/linux-block/commit/?h=for-5.8/block&id=dc35ada4251f183137ee3a524543c9329d7a4fa2 -- Jens Axboe