> > On Tue, Oct 13, 2015 at 10:30:08PM +0200, Arnd Bergmann wrote: > > > The second argument of the mutex_lock_nested() helper is only > > > evaluated if CONFIG_DEBUG_LOCK_ALLOC is set. Otherwise we > > > get this build warning for the new regulator_lock_supply > > > function: > > > > > > drivers/regulator/core.c: In function 'regulator_lock_supply': > > > drivers/regulator/core.c:142:6: warning: unused variable 'i' > > > [-Wunused-variable] > > > > > > To avoid the warning, this patch changes the definition of > > > mutex_lock_nested() to be static inline function rather than > > > a macro, which tells gcc that the variable is potentially > > > used.
Uuh, I just looked at next and saw this regulator_lock_supply() function. How is that limited? subclass must be <8 otherwise bad things happen. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
