Re: [PATCH v2 11/29] vmlinux.lds.h: Replace RODATA with RO_DATA

From: Geert Uytterhoeven
Date: Mon Nov 11 2019 - 13:09:07 EST


Hi Kees,

On Mon, Nov 11, 2019 at 6:23 PM Kees Cook <keescook@xxxxxxxxxxxx> wrote:
> On Mon, Nov 11, 2019 at 05:58:06PM +0100, Geert Uytterhoeven wrote:
> > On Fri, Oct 11, 2019 at 2:07 AM Kees Cook <keescook@xxxxxxxxxxxx> wrote:
> > > There's no reason to keep the RODATA macro: replace the callers with
> > > the expected RO_DATA macro.
> > >
> > > Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
> > > ---
> > > arch/alpha/kernel/vmlinux.lds.S | 2 +-
> > > arch/ia64/kernel/vmlinux.lds.S | 2 +-
> > > arch/microblaze/kernel/vmlinux.lds.S | 2 +-
> > > arch/mips/kernel/vmlinux.lds.S | 2 +-
> > > arch/um/include/asm/common.lds.S | 2 +-
> > > arch/xtensa/kernel/vmlinux.lds.S | 2 +-
> > > include/asm-generic/vmlinux.lds.h | 4 +---
> > > 7 files changed, 7 insertions(+), 9 deletions(-)
> >
> > Somehow you missed:
> >
> > arch/m68k/kernel/vmlinux-std.lds: RODATA
> > arch/m68k/kernel/vmlinux-sun3.lds: RODATA
>
> Argh. I've sent a patch; sorry and thanks for catching this. For my own
> cross-build testing, which defconfig targets will hit these two linker
> scripts?

vmlinux-sun3.lds: sun3_defconfig
vmlinux-std.lds: All other classic 680x0 targets with an MMU, e.g. plain
defconfig aka multi_defconfig.

> > Leading to build failures in next-20191111:
> >
> > /opt/cross/kisskb/gcc-4.6.3-nolibc/m68k-linux/bin/m68k-linux-ld:./arch/m68k/kernel/vmlinux.lds:29:
> > syntax error
> > make[1]: *** [/kisskb/src/Makefile:1075: vmlinux] Error 1
> >
> > Reported-by: noreply@xxxxxxxxxxxxxx
> > http://kisskb.ellerman.id.au/kisskb/buildresult/14022846/

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds