For many moons, we've been executing identify_cpu()
on the boot processor twice on SMP kernels.
This is harmless, but has a few downsides..
- Extra cruft in bootlog/dmesg
- Spawns one too many timers for the mcheck handler
- possibly other wasteful things..

This seems to do the right thing here..

diff -urpN --exclude-from=/home/davej/.exclude bk-linus/arch/i386/kernel/smpboot.c linux-2.5/arch/i386/kernel/smpboot.c
--- bk-linus/arch/i386/kernel/smpboot.c	2002-10-20 20:21:24.000000000 -0100
+++ linux-2.5/arch/i386/kernel/smpboot.c	2002-10-25 15:39:26.000000000 -0100
@@ -118,7 +118,8 @@ static void __init smp_store_cpu_info(in
 	struct cpuinfo_x86 *c = cpu_data + id;
 
 	*c = boot_cpu_data;
-	identify_cpu(c);
+	if (id!=0)
+		identify_cpu(c);
 	/*
 	 * Mask B, Pentium, but not Pentium MMX
 	 */
-
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