Re: 2.5.36-mm1 dbench 512 profiles

From: Hanna Linder (hannal@us.ibm.com)
Date: Thu Sep 19 2002 - 18:45:41 EST


--On Thursday, September 19, 2002 16:38:14 -0700 Andrew Morton <akpm@digeo.com> wrote:

> Hanna Linder wrote:
>>
>> ...
>> So akpm's removal of lock section directives breaks down the
>> functions holding locks that previously were reported under the
>> .text.lock.filename?
>
> Yup. It makes the profiler report the spinlock cost at the
> actual callsite. Patch below.

        Thanks. We've needed that for quite some time.
>
>> Looks like fastwalk might not behave so well
>> on this 32 cpu numa system...
>
> I've rather lost the plot. Have any of the dcache speedup
> patches been merged into 2.5?

        Yes, starting with 2.5.11. Al Viro made some changes to
it and it went in. Havent heard anything about it since...

Hanna

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