« Return to Thread: Using Linux emulation in FreeBSD to run a Debian Linux userland
Re: Using Linux emulation in FreeBSD to run a Debian Linux userland
by Richard Yao-2
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On 07/14/2012 07:57 AM, Robert Millan wrote:
> 2012/7/13 Richard Yao <ryao@...>:
>> I understand that Debian GNU/kFreeBSD currently builds software using
>> the FreeBSD ABI. It might be easier to make some changes to FreeBSD's
>> linux emulation and Debian Linux's packages so that the FreeBSD kernel
>> could boot a Linux userland using the same binaries used in Debian
>> Linux. This would make many things start working and reduce the things
>> that you need to maintain dramatically.
>
> The Linux emulation isn't intended to be a complete replacement for
> native ABI. It's just a layer that upstream maintains in order to run
> a specific set of applications. This layer is severely limited in
> other areas and can't be used as a "general ABI for everything" as you
> envisioned (that is, unless you don't mind crippling Debian
> GNU/kFreeBSD and turn it into a toy OS).
>If half the effort that has gone into the creation of Debian
GNU/kFreeBSD went into improving the Linuxulator so that it could be
used this way, would that still be the case?
> 2012/7/13 Richard Yao <ryao@...>:
>> I understand that Debian GNU/kFreeBSD currently builds software using
>> the FreeBSD ABI. It might be easier to make some changes to FreeBSD's
>> linux emulation and Debian Linux's packages so that the FreeBSD kernel
>> could boot a Linux userland using the same binaries used in Debian
>> Linux. This would make many things start working and reduce the things
>> that you need to maintain dramatically.
>
> The Linux emulation isn't intended to be a complete replacement for
> native ABI. It's just a layer that upstream maintains in order to run
> a specific set of applications. This layer is severely limited in
> other areas and can't be used as a "general ABI for everything" as you
> envisioned (that is, unless you don't mind crippling Debian
> GNU/kFreeBSD and turn it into a toy OS).
>
GNU/kFreeBSD went into improving the Linuxulator so that it could be
used this way, would that still be the case?
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