Re: [PATCH] build fix for smp

[Ingo Molnar]

* Sergio Luis <sergio@xxxxxxx> wrote:

> Hello, what's the final fix for this issue? 2.6.25-git11 is still 
> broken, just gave me

> arch/x86/kernel/built-in.o: In function `native_smp_send_stop':
> smp.c:(.text+0xc751): undefined reference to `reboot_force'
> make: *** [.tmp_vmlinux1] Error 1

> for a randconfig. Same reported at http://lkml.org/lkml/2008/4/27/39

btw., that's a VISWS config - that wont boot on any PC. The patch below 
should fix this.

	Ingo

--------------------------->
Subject: x86 VISWS: build fix
From: Ingo Molnar <mingo@xxxxxxx>
Date: Mon Apr 28 10:46:58 CEST 2008

the 'reboot_force' flag is a notion that non-PC subarchitectures do
not have.

Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
 include/asm-x86/proto.h |    4 ++++
 1 file changed, 4 insertions(+)

Index: linux/include/asm-x86/proto.h
===================================================================
--- linux.orig/include/asm-x86/proto.h
+++ linux/include/asm-x86/proto.h
@@ -20,7 +20,11 @@ extern void syscall32_cpu_init(void);
 
 extern void check_efer(void);
 
+#ifdef X86_BIOS_REBOOT
 extern int reboot_force;
+#else
+static const int reboot_force = 0;
+#endif
 
 long do_arch_prctl(struct task_struct *task, int code, unsigned long addr);
 
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