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Date: Tue, 9 Oct 2007 13:08:45 +0200 From: Andi Kleen <andi@...stfloor.org> To: Sam Ravnborg <sam@...nborg.org> Cc: Andi Kleen <andi@...stfloor.org>, kbuild devel <kbuild-devel@...ts.sourceforge.net>, LKML <linux-kernel@...r.kernel.org> Subject: Re: [RFC/RFT] kbuild: save ARCH & CROSS_COMPILE On Tue, Oct 09, 2007 at 12:00:30PM +0200, Sam Ravnborg wrote: > On Tue, Oct 09, 2007 at 11:39:21AM +0200, Andi Kleen wrote: > > Sam Ravnborg <sam@...nborg.org> writes: > > > > > > -ARCH ?= $(SUBARCH) > > > -CROSS_COMPILE ?= > > > > Can you do this in a way that there are still these ARCH/CROSS_COMPILE > > lines that are just overriden when empty or have their default value? > > > > This way defaults could be still patched in for special cases. > > If it is OK to drop the $(SUBARCH) assingment like this then yes. > ARCH ?= > CROSS_COMPILE ?= As long as both UML and normal architectures work still out of the box yes > I was wondering why we had the empty CROSS_COMPILE assigment and this > explains why. > But why patch something in here in the fisrt place? > It seems to be a workaround for the actual issue this patch addresses - no? Mostly. The difference is that Kbuild.config would likely contain other stuff too that might be not fit into a patch? Ok it's not a big difference. -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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