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Re: CP15 Barrier emulation performance?

I wouldn't take the message too seriously, just Google it:

On 7/5/17, Vagrant Cascadian <vagrant@debian.org> wrote:
> Some of the reproducible builds armhf nodes are actually arm64 capable
> machines, running an arm64 kernel build.  When haskell related packages
> get built, I get a tremendous number of messages on to the console:
>   "ghc" (13126) uses deprecated CP15 Barrier instruction at 0xefadd224
> In the kernel's boot/config-*:
> Does this emulation take a considerable performance hit, as opposed to
> running on armhf hardware/kernel, where the instruction doesn't appear
> to be listed as deprecated?
> Several of the arm64 machines with armhf userland machines seem to
> perform very poorly... I was wondering if this might somehow be part of
> the issue.
> live well,
>   vagrant

No, I won't  call it "climate change", do you have a "reality problem"? - AB1JX
Impeach  Impeach  Impeach  Impeach  Impeach  Impeach  Impeach  Impeach

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