Re: [PATCH V5 0/13] perf: Intel uncore pmu counting support

[Peter Zijlstra]

On Wed, 2012-06-27 at 03:05 +0200, Stephane Eranian wrote:
> If you compile the uncore support in 32-bit mode, you will
> get a warning on the hrtimer_start_range_ns() functions
> because the interval is passed as ktime_t whereas the
> function expects unsigned long.  With 64-bit, no problem
> ktime_t is a union with s64. But in 32-bit mode, there is
> a possible truncation of the delta. This needs to be
> fixed. 

Right, Andrew has a patch for that, I guess I'd better make sure it
appears in tip as well.


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