Re: [patch 9/9] Scheduler profiling - Use conditional calls

On Wed, 30 May 2007 10:00:34 -0400
Mathieu Desnoyers <[email protected]> wrote:

> @@ -2990,7 +2991,8 @@
>  			print_irqtrace_events(prev);
>  		dump_stack();
>  	}
> -	profile_hit(SCHED_PROFILING, __builtin_return_address(0));
> +	cond_call(profile_on,
> +		profile_hit(SCHED_PROFILING, __builtin_return_address(0)));
>  

That's looking pretty neat.  Do you have any before-and-after performance
figures for i386 and for a non-optimised architecture?
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References:
- [patch 0/9] Conditional Calls - for 2.6.22-rc2-mm1
  - From: Mathieu Desnoyers <[email protected]>
- [patch 9/9] Scheduler profiling - Use conditional calls
  - From: Mathieu Desnoyers <[email protected]>

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