On Thu, Apr 19, 2007 at 01:54:52PM +0200, Andi Kleen wrote:
>
> Hallo,
>
> I'm thinking about dropping the x86-64 CONFIG_REORDER for 2.6.22.
> The function enabled -ffunction-sections and then tries to reorder
> the executable
>
> While that's in theory a worthy goal to save TLB/icache, in practice it
> didn't really work out.
>
> Rationale:
>...
> So I'm planning to drop the option and arch/x86_64/kernel/functionlist
>
> Comments?
Have there been any benchmarks showing performance improvements
with -ffunction-sections?
> -Andi
cu
Adrian
--
"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed
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