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Date: Thu, 21 Aug 2008 08:15:12 +0200 From: Ingo Molnar <mingo@...e.hu> To: Peter Zijlstra <peterz@...radead.org> Cc: Ray Lee <ray-lk@...rabbit.org>, Nick Piggin <nickpiggin@...oo.com.au>, adobriyan@...il.com, "Zhang, Yanmin" <yanmin_zhang@...ux.intel.com>, Dhaval Giani <dhaval@...ux.vnet.ibm.com>, LKML <linux-kernel@...r.kernel.org>, Srivatsa Vaddagiri <vatsa@...ux.vnet.ibm.com>, Aneesh Kumar KV <aneesh.kumar@...ux.vnet.ibm.com>, Balbir Singh <balbir@...ibm.com>, Chris Friesen <cfriesen@...tel.com> Subject: Re: VolanoMark regression with 2.6.27-rc1 * Peter Zijlstra <peterz@...radead.org> wrote: > Ok, people pointed out I got my promotion rules mixed up, I casted the > result of the division to signed, instead of ending up with a signed > division. > > #define avg(x, y) ({ \ > typeof(x) _avg1 = (x); \ > typeof(y) _avg2 = (y); \ > (void) (&_avg1 == &_avg2); \ > (typeof(x))(_avg1 + ((long long)_avg2 - _avg1)/2); }) ok, could you please just send a patch that is local to sched.c and then we can let this kernel.h change play out independently? There's too many iterations of this and it's better to decouple the two. Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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