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Re: backward compatibility: how far can it reasonably go?



At Wed, 8 Dec 2021 11:36:17 -0800, Jason Thorpe <thorpej%me.com@localhost> wrote:
Subject: Re: backward compatibility: how far can it reasonably go?
>
>
> > On Dec 8, 2021, at 10:52 AM, Greg A. Woods <woods%planix.ca@localhost>
> > wrote:
> >  That's one bullet I've dodged entirely already since my oldest
> > systems are running netbsd-5 stable.  (Though in theory isn't
> > there supposed to be COMPAT support for SA?)
>
> int
> compat_60_sys_sa_register(lwp_t *l, const struct
>         compat_60_sys_sa_register_args *uap, register_t *retval)
> { return sys_nosys(l, uap, retval);
> }
>
> SA is one of those things that's REALLY hard to provide
> compatibility for.

:-)  I see!

Yes, I can appreciate that SA isn't easily maintained in any way.

--
					Greg A. Woods <gwoods%acm.org@localhost>

Kelowna, BC     +1 250 762-7675           RoboHack <woods%robohack.ca@localhost>
Planix, Inc. <woods%planix.com@localhost>     Avoncote Farms <woods%avoncote.ca@localhost>

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