On 10/30/15 4:59 PM, Khem Raj wrote: > On Fri, Oct 30, 2015 at 2:42 PM, Mark Hatle <[email protected]> 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.
binutils 2.25.1 has all of the support needed for secure-plt. So I don't believe there are any issues there. I'll prepare a patch that changes the default configuration. --Mark > >> >> --Mark -- _______________________________________________ Openembedded-core mailing list [email protected] http://lists.openembedded.org/mailman/listinfo/openembedded-core
