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Date: Thu, 21 Aug 2008 13:40:40 +0200 From: Ingo Molnar <mingo@...e.hu> To: Peter Zijlstra <peterz@...radead.org> Cc: Nick Piggin <nickpiggin@...oo.com.au>, Gregory Haskins <ghaskins@...ell.com>, vatsa <vatsa@...ibm.com>, linux-kernel <linux-kernel@...r.kernel.org> Subject: Re: [PATCH] sched: properly account IRQ and RT load in SCHED_OTHER load balancing * Peter Zijlstra <peterz@...radead.org> wrote: > On Thu, 2008-08-21 at 13:17 +0200, Ingo Molnar wrote: > > * Ingo Molnar <mingo@...e.hu> wrote: > > > > > > This patch tries to solve this issue by accounting the time spend on > > > > both Real-Time tasks and IRQ handling, and using that to > > > > proportionally inflate the SCHED_OTHER load. > > > > > > applied it to tip/sched/devel for more testing. > > > > -tip testing found that it wouldnt build on UP in sched_debug.c - made > > that bit dependent on CONFIG_SMP. sched_scale_load() does not seem to be > > too meaningful on UP. > > Thanks - just prior to posting I removed the empty stub for > sched_scale_load() because it didn't make sense for UP code to use > it... > > So much for double checking myself. hm, the empty stub might be useful still and would remove the #ifdef from sched_debug.c. Could you please send a delta patch against tip/master? 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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