linux-kernel - Re: 2.6.23-mm1 [PATCH] restore default ARCH

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Date:	Fri, 12 Oct 2007 00:10:43 -0700
From:	Don Mullis <dwm@...r.net>
To:	linux-kernel@...r.kernel.org
Cc:	sam@...nborg.org
Subject: Re: 2.6.23-mm1 [PATCH] restore default ARCH

KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com> writes:

> [kamezawa@...nibal ref-2.6.23-mm1]$ make menuconfig
> Makefile:456: /home/kamezawa/ref-2.6.23-mm1/arch//Makefile: No such file or directory
> make: *** No rule to make target `/home/kamezawa/ref-2.6.23-mm1/arch//Makefile'.  Stop.
> ==
>
> $(ARCH) cannot be detected automatically...
>
> What information is useful for fixing this ?


This works for i386 on Ubuntu:



Definition of ARCH to the empty string defeated default native ARCH
assignment during initial run of make; eliminate said definition.

Signed-off-by: Don Mullis <dwm@...r.net>
---
 Makefile |    5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

Index: linux-2.6.23-mm/Makefile
===================================================================
--- linux-2.6.23-mm.orig/Makefile       2007-10-11 23:28:43.000000000 -0700
+++ linux-2.6.23-mm/Makefile    2007-10-11 23:30:50.000000000 -0700
@@ -189,9 +189,8 @@
 # Default value for CROSS_COMPILE is not to prefix executables
 # Note: Some architectures assign CROSS_COMPILE in their arch/*/Makefile

-# The empty ARCH and CROSS_COMPILE statements exist so it is easy to
-# patch in hardcoded values for ARCH and CROSS_COMPILE
-ARCH           ?=
+# The empty CROSS_COMPILE statement exists so it is easy to
+# patch in a hardcoded value.
 CROSS_COMPILE  ?=

 # Kbuild save the ARCH and CROSS_COMPILE setting in .kbuild
-
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