check cpu_online() in nr_running()

From: William Lee Irwin III (wli@holomorphy.com)
Date: Tue Feb 25 2003 - 11:33:35 EST

nr_uninterruptible() and nr_iowait() both check cpu_online(cpu) as
cpu ranges from 0 to NR_CPUS-1; so should nr_running().

-- wli

diff -urpN linux-2.5.63/kernel/sched.c nr_running-2.5.63-1/kernel/sched.c
--- linux-2.5.63/kernel/sched.c Thu Feb 20 20:33:52 2003
+++ nr_running-2.5.63-1/sched.c Tue Feb 25 08:23:09 2003
@@ -637,6 +637,8 @@
         unsigned long i, sum = 0;
 
         for (i = 0; i < NR_CPUS; i++)
+ if (!cpu_online(i))
+ continue;
                 sum += cpu_rq(i)->nr_running;
 
         return sum;
-
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