[PATCH 1/5] kbuild: allow architectures to use thin archives instead of ld -r

[Nicolas Pitre]

On Sun, 7 Aug 2016, Stephen Rothwell wrote:

> Hi Sam,
> 
> On Sat, 6 Aug 2016 22:10:45 +0200 Sam Ravnborg <sam at ravnborg.org> wrote:
> >
> > Did you by any chance evalue the use of INPUT in linker files.
> > Stephen back then (again based on proposal from Alan Modra),
> > also made an implementation using INPUT.
> 
> The problem with that idea was that (at least for some versions of
> binutils in use at the time) we hit a static limit to the number of
> object files and ld just stopped at that point. :-(

I played with a nearly identical patch to work around the inability to 
do LTO and 'ld -r' with mainline binutils.  However this also requires 
major changes to modpost otherwise it becomes ineffective.


Nicolas