On Sat, 22 Nov 2014, Borislav Petkov wrote:
> On Sat, Nov 22, 2014 at 09:51:10AM +0000, Chris Clayton wrote:
> > Hi,
>
> Yeah, next time make sure you actually CC people :-)
>
> I've added them to CC now.
>
> > Commit e6023367d779060fddc9a52d1f474085b2b36298 broke building an x86_64
> > kernel in an i386. The change added a call to
> > objdump but neglected to cater for cross-compiling.
> >
> > The patch below fixes the problem for me. I see the commit is now in 3.14
> > and 3.17 -stable, so the patch needs to go
> > there too.
That's not a specific problem of building x86_64 on i386. The missing
cross compile prefix prevents any cross build of x86.
> CC: sta...@vger.kernel.org
>
> in the commit message should help there.
>
>
> > CC: Junjie Mao <eternal....@gmail.com>
> > CC: Kees Cook <keesc...@chromium.org>
> > CC: Thomas Gleixner <t...@linutronix.de>
> > CC: Ingo Molnar <mi...@kernel.org>
> > Signed-off-by: Chris Clayton <chris2...@googlemail.com>
>
> Acked-by: Borislav Petkov <b...@suse.de>
>
> > ---
> > --- linux/arch/x86/boot/compressed/Makefile~ 2014-11-22
> > 08:56:50.359706324 +0000
> > +++ linux/arch/x86/boot/compressed/Makefile 2014-11-22
> > 09:04:06.615693435 +0000
> > @@ -76,7 +76,7 @@ suffix-$(CONFIG_KERNEL_XZ) := xz
> > suffix-$(CONFIG_KERNEL_LZO) := lzo
> > suffix-$(CONFIG_KERNEL_LZ4) := lz4
> >
> > -RUN_SIZE = $(shell objdump -h vmlinux | \
> > +RUN_SIZE = $(shell ${CROSS_COMPILE}objdump -h vmlinux | \
While that works, this wants to be:
+RUN_SIZE = $(shell $(OBJDUMP) -h vmlinux | \
I'll fix it up.
Thanks,
tglx
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