On Thu, Jul 18, 2019 at 03:08:35PM +0200, Christoph Hellwig wrote: > On Thu, Jul 18, 2019 at 03:03:15PM +0200, Arnd Bergmann wrote: > > The inclusion comes from the recently added header check in commit > > c93a0368aaa2 ("kbuild: do not create wrappers for header-test-y"). > > > > This just tries to include every header by itself to see if there are build > > failures from missing indirect includes. We probably don't want to > > add an exception for iomap.h there. > > I very much disagree with that check. We don't need to make every > header compilable with a setup where it should not be included. Seconded, unless there's some scenario where someone needs iomap when CONFIG_BLOCK=n (???) --D > That being said if you feel this is worth fixing I'd rather define > SECTOR_SIZE/SECTOR_SHIFT unconditionally.