[arch-dev-public] Kernel Feature request #24043

Tom Gundersen teg at jklm.no
Tue May 3 11:06:41 CEST 2011

On Tue, May 3, 2011 at 11:02 AM, Thomas Bächler <thomas at archlinux.org> wrote:
> Am 03.05.2011 10:52, schrieb Thomas Bächler:
>> Am 03.05.2011 07:26, schrieb Tobias Powalowski:
>>> https://bugs.archlinux.org/task/24043
>>> Hi shall we enable it too?
>>> Thanks for your opinion.
>>> greetings
>>> tpowa
>> I am a bit concerned about the "slight performance impact" on x86_64. By
>> now, we have enabled tons of features which have a "slight performance
>> impact" (especially the debugging features that are needed for stuff
>> like powertop). Doesn't that sum up to a huge performance impact by now?
>> Has anyone ever looked at our config and made a list of everything with
>> a "slight" impact?
> According to my last comment on the bug report, the statement about the
> "performance impact" is not part of the kernel help pages.

It seems to refer to a very old help text, so should hopefully not be
an issue any more.


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