On Fri, 2015-11-06 at 15:09 -0600, Scott Wood wrote: > On Thu, 2015-11-05 at 12:47 +0100, Laurent Vivier wrote: > > When I try to cross compile a ppc64 kernel, it generally > > fails on the VDSO stage. This is true for powerpc64 cross- > > compiler, but also when I try to build a ppc64le kernel > > on a ppc64 host. > > > > VDSO64L fails: > > > > VDSO64L arch/powerpc/kernel/vdso64/vdso64.so.dbg > > /usr/bin/powerpc64-linux-gnu-ld: > > arch/powerpc/kernel/vdso64/sigtramp.o: > > file class ELFCLASS64 incompatible with ELFCLASS32 > > /usr/bin/powerpc64-linux-gnu-ld: final link failed: File in wrong > > format > > > > This fails because gcc calls "collect2" with > > "--oformat elf32-powerpcle" with ppc64 objects, without the > > "--oformat" ld works well because it use the format of the > > first object as output format. > > > > As this case is correctly managed to build the other kernel > > objects, this patch replaces $(GCC) by $(LD) to generate the > > VDSO objects.
This is LE ? I think that's a bug in binutils or gcc ... I remember we fought that a while ago for the openpower builds. It might have been fixed in upstream toolchain. Cheers, Ben. _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev