Messages in this thread | | | Date | Tue, 30 Oct 2012 10:14:40 +0100 | From | Ingo Molnar <> | Subject | Re: [GIT PULL 0/9] perf/core improvements and fixes |
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* Peter Zijlstra <a.p.zijlstra@chello.nl> wrote:
> On Tue, 2012-10-30 at 09:18 +0100, Ingo Molnar wrote: > > > > The optimal way, I guess, would be to have some cache file > > > > with the results of such feature tests, that would be created > > > > and then used till the build fails using its findings, which > > > > would trigger a new feature check round, followed by an > > > > automatic rebuild.
I did not write that.
I think making the feature tests parallel would be enough to speed it all up - caching brings in a new set of problems. The tests are mostly independent and the feature test makefile rules could be parallelized like the object file rules.
> autoconf!! ;-) > > /me runs
hey, we build perf much faster than autoconf's 'configure' script finishes running ;-)
Thanks,
Ingo
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