Re: [uml-devel] building 2.6.24-rc1 with VDE in a non-standard location?

[Jeff Dike <jdike@addtoit.com>]

On Fri, Nov 02, 2007 at 11:22:44AM -0500, Erik Paulson wrote:
> running:
> make linux ARCH=um CFLAGS=-I/scratch/epaulson/vde/include

This isn't going to help with the compilation problems, but the patch
below seems to pass LFLAGS from the command line through to ld nicely.

>   CC      arch/um/kernel/skas/mmu.o
> In file included from include/asm/processor-generic.h:13,
>                  from include/asm/processor.h:77,
>                  from include/asm/thread_info.h:11,
>                  from include/linux/thread_info.h:21,
>                  from include/linux/preempt.h:9,
>                  from include/linux/spinlock.h:49,
>                  from include/linux/mmzone.h:7,
>                  from include/linux/gfp.h:4,
>                  from include/linux/mm.h:8,
>                  from arch/um/kernel/skas/mmu.c:6:
> include/asm/ptrace.h:50: warning: "struct user_fxsr_struct" declared inside parameter list
> include/asm/ptrace.h:50: warning: its scope is only this definition or declaration, which is probably not what you want
> include/asm/ptrace.h:52: warning: "struct user_fxsr_struct" declared
> inside parameter list

Does this happen with plain old defconfig?

				Jeff

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

Index: linux-2.6.22/arch/um/Makefile
===================================================================
--- linux-2.6.22.orig/arch/um/Makefile	2007-10-25 12:23:05.000000000 -0400
+++ linux-2.6.22/arch/um/Makefile	2007-11-05 12:02:49.000000000 -0500
@@ -127,7 +127,9 @@ CPPFLAGS_vmlinux.lds = -U$(SUBARCH) -DST
 # The wrappers will select whether using "malloc" or the kernel allocator.
 LINK_WRAPS = -Wl,--wrap,malloc -Wl,--wrap,free -Wl,--wrap,calloc
 
-CFLAGS_vmlinux := $(LINK-y) $(LINK_WRAPS)
+LD_FLAGS_CMDLINE = $(foreach opt,$(LFLAGS),-Wl,$(opt))
+
+CFLAGS_vmlinux := $(LINK-y) $(LINK_WRAPS) $(LD_FLAGS_CMDLINE)
 define cmd_vmlinux__
 	$(CC) $(CFLAGS_vmlinux) -o $@ \
 	-Wl,-T,$(vmlinux-lds) $(vmlinux-init) \

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