Re: `make checkstack' and cross-compilation

[Jeff Dike]

On Fri, Dec 01, 2006 at 02:58:16PM +0100, Geert Uytterhoeven wrote:
> Makefile has:
> | # Use $(SUBARCH) here instead of $(ARCH) so that this works for UML.
> | # In the UML case, $(SUBARCH) is the name of the underlying
> | # architecture, while for all other arches, it is the same as $(ARCH).
> | checkstack:
> |         $(OBJDUMP) -d vmlinux $$(find . -name '*.ko') | \
> |         $(PERL) $(src)/scripts/checkstack.pl $(SUBARCH)
> 
> While this may fix `make checkstack' for UML, it breaks cross-compilation.
> E.g. when cross-compiling for PPC on ia32, ARCH=powerpc, but SUBARCH=i386.
> 
> Probably it should use SUBARCH if ARCH=um, and ARCH otherwise?

Whoops, you're right.  

Do you have a patch?  If not, I'll make one.

And, do you have a cross-compilation environment which tests this?

				Jeff

-- 
Work email - jdike at linux dot intel dot com
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