On Tue, Nov 06, 2007 at 07:46:02PM +0800, WANG Cong wrote:
>
> Hi, Jeff!
>
> I used today's linus-tree and defconfig to compile uml, but it failed. Error
> messages are
> things like:
>
> 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/seqlock.h:29,
> from include/linux/time.h:8,
> from include/linux/timex.h:57,
> from include/linux/sched.h:53,
> from arch/um/include/sysdep/kernel-offsets.h:2,
> from arch/um/kernel/asm-offsets.c:1:
> 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
> In file included from include/linux/timer.h:5,
> from include/linux/sched.h:87,
> from arch/um/include/sysdep/kernel-offsets.h:2,
> from arch/um/kernel/asm-offsets.c:1:
> include/linux/ktime.h: In function ???ktime_set???:
> include/linux/ktime.h:84: warning: comparison is always false due to limited
> range of data type
>
> {snip}
>
> It seems like CONFIG_X86_32 was not set. Any ideas?
Sigh... Kbuild breakage this time... See if %s/\<[AC]FLAGS\>/KBUILD_&/g
in arch/um/Makefile-i386 helps.
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