Re: [Linux-Xtensa] Re: [PATCH] time: sched_clock: fix integer overflow

Hi Thomas, John, On Mon, Jul 29, 2013 at 08:59:39AM +0300, Baruch Siach wrote: > On Wed, Jul 17, 2013 at 12:46:53PM +0300, Baruch Siach wrote: > > The expression '(1 << 32)' happens to evaluate as 0 on ARM, but it > > evaluates as > > 1 on xtensa and x86_64. This zeros sched_clock_mask, and

Re: [Linux-Xtensa] Re: [PATCH] time: sched_clock: fix integer overflow

Hi Thomas, John, On Mon, Jul 29, 2013 at 08:59:39AM +0300, Baruch Siach wrote: On Wed, Jul 17, 2013 at 12:46:53PM +0300, Baruch Siach wrote: The expression '(1 32)' happens to evaluate as 0 on ARM, but it evaluates as 1 on xtensa and x86_64. This zeros sched_clock_mask, and breaks