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[PATCH] x86_64: Fix warning in nmi.c on uniprocessor kernels

Fix

  CC      arch/x86_64/kernel/nmi.o
linux/arch/x86_64/kernel/nmi.c: In function ???check_nmi_watchdog???:
linux/arch/x86_64/kernel/nmi.c:155: warning: statement with no effect

on Uniprocessor builds.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Andi Kleen 19 years ago
parent
commit
7554c3f0e3
1 changed files with 2 additions and 0 deletions
  1. 2 0
      arch/x86_64/kernel/nmi.c

+ 2 - 0
arch/x86_64/kernel/nmi.c

@@ -151,8 +151,10 @@ int __init check_nmi_watchdog (void)
 
 	printk(KERN_INFO "testing NMI watchdog ... ");
 
+#ifdef CONFIG_SMP
 	if (nmi_watchdog == NMI_LOCAL_APIC)
 		smp_call_function(nmi_cpu_busy, (void *)&endflag, 0, 0);
+#endif
 
 	for (cpu = 0; cpu < NR_CPUS; cpu++)
 		counts[cpu] = cpu_pda(cpu)->__nmi_count;