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Re: [PATCH v2] Enable tunables by default

On 14/06/17 19:08, Siddhesh Poyarekar wrote:
> All of the major architectures are adopting tunables as a way to add
> tuning to the library, from hwcap_mask for aarch64 to HLE for s390 and
> ifunc and cache geometry for x86.  Given this adoption and the fact
> that we don't want additional tuning knobs to be added outside of
> tunables, it makes sense to enable tunables by default using this
> trivial patch.
> Smoke tested on x86 to ensure that tunables code was built without
> specifying it as a configure flag.  I have kept it as --enabled and
> not changed it to --disable since we want to still keep the option of
> different kinds of front-ends for tunables.
> 	* Enable by default.
> 	* configure: Regenerate.
> 	* NEWS: Mention change.
> 	* manual/install.texi (enable-tunables): Adjust documentation.
> 	* INSTALL: Regenerate.

note that gen-tunables.awk does not work with gawk 3.1.8
because it uses multi-dimensional arrays

so this broke the build for me on x86.

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