On 10/06/2017 06:55 PM, Shaohua Li wrote: > From: Shaohua Li <[email protected]> > > Fix two issues: > - the per-cpu stat flush is unnecessary, nobody uses per-cpu stat except > sum it to global stat. We can do the calculation there. The flush just > wastes cpu time. > - some fields are signed int/s64. I don't see the point.
Anecdotal, I had issues with the div yielding wrong results with an unsigned type. But I don't remember what or why right now, unfortunately, and this was before it was merged... -- Jens Axboe
