Re: v2.6.28-rc7: Fail compile arch/x86/kernel/cpu/common.c

From: Ingo Molnar
Date: Wed Dec 03 2008 - 02:35:34 EST



* Jianjun Kong <jianjun@xxxxxxxxx> wrote:

> arch/x86/kernel/cpu/common.c: In function âearly_identify_cpuâ:
> arch/x86/kernel/cpu/common.c:555: error: âboot_cpu_idâ undeclared (first
> use in this function)
> arch/x86/kernel/cpu/common.c:555: error: (Each undeclared identifier is
> reported only once
> arch/x86/kernel/cpu/common.c:555: error: for each function it appears
> in.)
> arch/x86/kernel/cpu/common.c: In function âcpu_initâ:
> arch/x86/kernel/cpu/common.c:1142: error: âboot_cpu_idâ undeclared
> (first use in this function)
> make[2]: *** [arch/x86/kernel/cpu/common.o] Error 1
> make[1]: *** [arch/x86/kernel/cpu] Error 2
> make: *** [arch/x86/kernel] Error 2

i cannot reproduce this build error neither with v2.6.28-rc7 nor
with latest -git (commit f6f7b52), using your config.

could you send me your arch/x86/include/asm/smp.h file? Could
you also double-check that you have the kernel source tree
checked out properly? If you track it as a remote as per:

http://people.redhat.com/mingo/tip.git/README

then doing "git checkout linus/master" should succeed without
any errors beyond the warning that it is a remote branch:

~/tip> git checkout linus/master
Note: moving to "linus/master" which isn't a local branch
If you want to create a new branch from this checkout, you may do so
(now or later) by using -b with the checkout command again.
Example:
git checkout -b <new_branch_name>
HEAD is now at f6f7b52... Merge git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog
~/tip>

Ingo
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