Re: geting linux TLS working

[Andrew Doran <ad%netbsd.org@localhost>]

On Sun, Oct 26, 2008 at 02:43:50PM +0700, Robert Elz wrote:

>     Date:        Sun, 26 Oct 2008 00:15:40 -0400
>     From:        christos%zoulas.com@localhost (Christos Zoulas)
>     Message-ID:  <20081026041540.DC6705654E%rebar.astron.com@localhost>
> 
>   | Let's pull up the change now and put
>   | a note in the release notes that you need the new libpthread for 5.0
>   | to work.
> 
> No, you can't do that, if that was satisfactory, then (I think) the
> revivesa stuff would never have been needed.   The new kernel MUST
> run an old userland 100% unchanged (assuming only the new kernel is
> compiled with the correct COMPAT_XXX type options).

I apologise, we haven't yet received that directive from central command.

> Anything else and backward compatibility is completely gone.

By your standard we have never been compatible. Many things do not work
correctly with an old userland on a new kernel. It is realistic to expect
old application programs to work correctly, though.

Andrew