[m-rev.] for review: Disable detection of libhwloc by default.

Julien Fischer jfischer at opturion.com
Thu May 17 16:26:03 AEST 2018

On Thu, 17 May 2018, Peter Wang wrote:

> libhwloc is only used to support thread pinning in low-level C grades,
> an experimental (and IMHO dubious) feature that needs to be manually
> enabled via MERCURY_OPTIONS. On Linux, we also support thread pinning
> without libhwloc. In fact, when I tested it, thread pinning ONLY works
> without using libhwloc, so some code has probably bit-rotted.
> configure.ac:
>    Disable detection of libhwloc by default so we don't try to use it
>    just because it happens to be installed.

That's fine.


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