On Tue, 2014-02-04 at 19:40 +0100, Arnd Bergmann wrote: > On Tuesday 04 February 2014 08:36:36 Joe Perches wrote: > > On Tue, 2014-02-04 at 08:03 +0100, Holger Schurig wrote: > > > Joe, look in linux/arch/arm/include/asm/delay.h. The macro udelay > > > cannot handle large values because of lost-of-precision. > > > > > > IMHO udelay on ARM is broken, because it also cannot work with fast > > > ARM processors (where bogomips >= 3355, which is in sight now). It's > > > just not broken enought that someone did something against it ... so > > > the current kludge is good enought. > > > > Maybe something like this would be better? > > > > I actually like the fact that we get link errors for insane 'udelay' > times. For static values yes, for computed values no. This emits a warning/dump_stack on the non-static values. It could also emit some similar #warning on static values > insane too. -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html