Re: Removal of compat-FreeBSD

[Maxime Villard <max%M00nBSD.net@localhost>]

Le 28/03/2015 03:23, matthew green a écrit :
> Maxime Villard writes:
>> Le 22/03/2015 19:27, Jean-Yves Migeon a écrit :
>>> Le 20/03/2015 17:44, Maxime Villard a écrit :
>>>> In fact, I have a better solution.
>>>>
>>>> What about adding a .enabled={0;1} sysctl to each compat module? This way
>>>> the Linux/FreeBSD modules are available by default, but not enabled.
>>>
>>> What do you mean by "enabled"?
>>> - Enabling explicit module use by root?
>>> - Enabling module autoload when a FreeBSD binary is called?
>>> - Enabling syscalls? (Modules are loaded but all syscall return an error otherwise)
>>>
>>
>> Ah yes! Modules can be autoloaded. My sysctl idea does not work.
> 
> sure it could work.  if you made ELFNAME2(freebsd,probe) look at
> your proposed sysctl and return an error if not enabled, then the
> whole module would not be accessible.  nothing would ever be able
> to execute with the freebsd exec_package.

No. The sysctl node is added by the module itself.

> 
>> I'll remove COMPAT_FREEBSD from GENERIC.
> 
> i have an even better idea:
> 
> mark the compat_freebsd module with a "noautoload" property and then
> it *won't* be autoloaded, and people can easily load it manually to
> enable running tw_cli.

Where do I find this? The man page is not very enlightening.

> 
> and another suggestion that i hope isn't also a problem:
> 
> remove the freebsd a.out compat support, as we don't have anything
> that actually matters here.

Yes, good idea.

> 
> thanks.
> 
> 
> .mrg.
>