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Re: [PATCH, RFC] improved hacks to allow -rt to run kernbench on POWER

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From: Peter Zijlstra <peterz@...>
To: <benh@...>
Cc: <paulmck@...>, Steven Rostedt <rostedt@...>, <linux-kernel@...>, <tony@...>, <paulus@...>, <dino@...>, <tytso@...>, <dvhltc@...>, <niv@...>, <antonb@...>, Ingo Molnar <mingo@...>
Subject: Re: [PATCH, RFC] improved hacks to allow -rt to run kernbench on POWER
Date: Tuesday, November 13, 2007 - 6:59 am

On Tue, 2007-11-13 at 11:05 +0100, Peter Zijlstra wrote:


Ok benh came up with a workable idea, he just needs a night's sleep to
come up with the details :-)

The idea is to fill the radix tree from host->ops->map() (or
irq_create_mapping()) as that should still be preemptable, and then
convert all other uses to RCU lookups.



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Messages in current thread:
[PATCH, RFC] improved hacks to allow -rt to run kernbench on..., Paul E. McKenney, (Fri Nov 9, 2:10 pm)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Benjamin Herrenschmidt, (Fri Nov 9, 4:52 pm)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Nick Piggin, (Fri Nov 9, 9:18 pm)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Paul E. McKenney, (Fri Nov 9, 6:07 pm)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Benjamin Herrenschmidt, (Sat Nov 10, 11:59 pm)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Steven Rostedt, (Sun Nov 11, 10:45 am)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Benjamin Herrenschmidt, (Sun Nov 11, 4:48 pm)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Paul E. McKenney, (Mon Nov 12, 3:15 pm)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Benjamin Herrenschmidt, (Mon Nov 12, 5:12 pm)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Peter Zijlstra, (Tue Nov 13, 5:10 am)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Benjamin Herrenschmidt, (Tue Nov 13, 5:43 am)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Peter Zijlstra, (Tue Nov 13, 6:05 am)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Benjamin Herrenschmidt, (Tue Nov 13, 7:09 am)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Peter Zijlstra, (Tue Nov 13, 6:59 am)
Re: [PATCH, RFC] improved hacks to allow -rt to run kernbenc..., Paul E. McKenney, (Mon Nov 12, 1:05 pm)