On Fri, 2022-04-29 at 15:51 +0200, Niklas Schnelle wrote: > With all subsystems and drivers either declaring their dependence on > HAS_IOPORT or ifdeffing I/O port specific code sections we can finally > make inb()/outb() and friends compile-time dependent on HAS_IOPORT as > suggested by Linus in the linked mail. The main benefit of this is that > on platforms such as s390 which have no meaningful way of implementing > inb()/outb() their use without the proper HAS_IOPORT dependency will > result in easy to catch and fix compile-time errors instead of compiling > code that can never work. > > Link: https://lore.kernel.org/lkml/CAHk-=wg80je=K7madF4e7WrRNp37e3qh6y10Svhdc7O8SZ_-8g@xxxxxxxxxxxxxx/ > Co-developed-by: Arnd Bergmann <arnd@xxxxxxxxxx> > Signed-off-by: Niklas Schnelle <schnelle@xxxxxxxxxxxxx> > --- Sorry everyone. I sent this as PATCH in error while preparing to sent the same series as RFC. Since e-mail has no remote delete and I lack a time machine let's just all pretend you only got the RFC.