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Re: Re: stop breaking dosemu (Re: x86/kconfig/32: Rename CONFIG_VM86 and default it to 'n')

From Andy Lutomirski <luto@amacapital.net>
Newsgroups linux.kernel
Subject Re: Re: stop breaking dosemu (Re: x86/kconfig/32: Rename CONFIG_VM86 and default it to 'n')
Date 2015-09-02 18:10 +0200
Message-ID <q4iLM-1wT-11@gated-at.bofh.it> (permalink)
References <q4iLM-1wT-13@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Wed, Sep 2, 2015 at 8:27 AM, Andrew Bird <ajb@spheresystems.co.uk> wrote:
> Hi Andy,
> Yes I know of a least one instance of a company specifically running 32bit
> server purely so that they can eek out every last drop of performance from
> a legacy DOS business application using the hardware rather than emulation.
> As an indication, the speedup of doing this for his application is around
> 2x, this is not trivial to him as in the past he has overclocked his
> machines for this very reason.
> From a user perspective, being able to control this at runtime is most
> desirable, switching kconfig and rebuilding kernels is not, as he wants to
> run stock distro kernels.
> Thanks for looking at this.
>

Will do.

Given that dosemu2 is actively developed, maybe I should see about
packaging it for Fedora.  It'll make testing easier.

--Andy
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Re: Re: stop breaking dosemu (Re: x86/kconfig/32: Rename CONFIG_VM86  and default it to 'n') Andy Lutomirski <luto@amacapital.net> - 2015-09-02 18:10 +0200

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