[PATCH] powerpc: vmlinux.lds: Drop Binutils 2.18 workarounds

Christophe Leroy christophe.leroy at c-s.fr
Wed Mar 27 17:40:32 AEDT 2019

Le 26/03/2019 à 23:29, Segher Boessenkool a écrit :
> On Tue, Mar 26, 2019 at 03:12:31PM -0500, Segher Boessenkool wrote:
>> On Tue, Mar 26, 2019 at 08:28:58PM +0100, Christophe Leroy wrote:
>>> Le 26/03/2019 à 19:19, Segher Boessenkool a écrit :
>>>> On Tue, Mar 26, 2019 at 07:55:33AM +0000, Christophe Leroy wrote:
>>>>>     STACK off    0x00000000 vaddr 0x00000000 paddr 0x00000000 align 2**4
>>>>>           filesz 0x00000000 memsz 0x00000000 flags rwx
>>>> You need to prevent this one somehow.  What object file forces this?
>>> mpc885_ads_defconfig
>> No, which object file, ".o file".  Not defconfig :-)
> I tried to reproduce this.  It does not fail with a ppc6xx_defconfig
> build, and mpc885_ads_defconfig fails with

So far, the only defconfig which fails for me is ppc64_defconfig, like 

885_ads is ok, I just noticed the STACK header in vmlinux that is not 
there when the patch is not applies.

> INFO: Uncompressed kernel (size 0x435178) overlaps the address of the wrapper(0x400000)
> INFO: Fixing the link_address of wrapper to (0x500000)
> ln: failed to access 'arch/powerpc/boot/cuImage.mpc885ads': No such file or directory
> What is your GCC?

[root at localhost linux-powerpc]# powerpc64-linux-gcc -v
Using built-in specs.
Target: powerpc64-linux
Configured with: /home/arnd/git/gcc/configure --target=powerpc64-linux 
--enable-languages=c --without-headers --disable-bootstrap --disable-nls 
--disable-threads --disable-shared --disable-libmudflap --disable-libssp 
--disable-libgomp --disable-decimal-float --disable-libquadmath 
--disable-libatomic --disable-libcc1 --disable-libmpx 
Thread model: single
gcc version 8.1.0 (GCC)

[root at localhost linux-powerpc]# powerpc64-linux-ld -v
GNU ld (GNU Binutils) 2.30


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