[patch] 2.6.8-rc4-mm1: NMI changes don't compile with SYSCTL=n

[Adrian Bunk <bunk@fs.tum.de>]

On Tue, Aug 10, 2004 at 12:21:10AM -0700, Andrew Morton wrote:
>...
> All 529 patches:
>...
> nmi-trigger-switch-support-for-debuggingupdated.patch
>   NMI trigger switch support for debugging(updated)
>...

This causes the following compile error with CONFIG_SYSCTL=n:

<--  snip  -->

...
  LD      .tmp_vmlinux1
arch/i386/kernel/built-in.o(.text+0x185de): In function 
`proc_unknown_nmi_panic':
: undefined reference to `unknown_nmi_panic'
arch/i386/kernel/built-in.o(.text+0x185ef): In function 
`proc_unknown_nmi_panic':
: undefined reference to `unknown_nmi_panic'
arch/i386/kernel/built-in.o(.text+0x18615): In function 
`proc_unknown_nmi_panic':
: undefined reference to `unknown_nmi_panic'
make: *** [.tmp_vmlinux1] Error 1

<--  snip  -->


 
The following patch fixes this issue:


Signed-off-by: Adrian Bunk <bunk@fs.tum.de>

--- linux-2.6.8-rc4-mm1/arch/i386/kernel/nmi.c.old	2004-08-12 00:07:57.000000000 +0200
+++ linux-2.6.8-rc4-mm1/arch/i386/kernel/nmi.c	2004-08-12 00:09:04.000000000 +0200
@@ -534,6 +534,8 @@
 	}
 }
 
+#ifdef CONFIG_SYSCTL
+
 static int unknown_nmi_panic_callback(struct pt_regs *regs, int cpu)
 {
 	unsigned char reason = get_nmi_reason();
@@ -573,6 +575,8 @@
 	return 0;
 }
 
+#endif
+
 EXPORT_SYMBOL(nmi_active);
 EXPORT_SYMBOL(nmi_watchdog);
 EXPORT_SYMBOL(reserve_lapic_nmi);