[OE-core] PowerPC / gcc / prelink

[Khem Raj]

On Fri, Oct 30, 2015 at 2:42 PM, Mark Hatle <mark.hatle at windriver.com> wrote:
> I finally chased down the PowerPC prelink problem.  It appears to be within GCC.
>
> On most systems GCC (for PPC) is configured with --enable-secureplt.  However,
> the OE-Core version is not.  The prelinker assumes that for certain types of
> relocations that the PPC_GOT table will exist, otherwise it gives up.  (It
> doesn't know how to do the relocations in the old style .bss-got table.)
>
> I'm wondering if there is a reason that PPC is defaulting to the old style
> .bss-got (other then the secureplt was not enabled by default).
>
> Is this something we should do in all cases, or should this become a
> DISTRO_FEATURE like the mips 'mplt' setting?
>
>
> I'm still building systems and running tests, but adding --enable-secureplt to
> both the gcc-cross-initial, and gcc-cross appear to have resolved the prelinking
> issues.

enabling secureplt is ok, ensure that binutils is configured correctly as well.


>
> --Mark