[PATCH][2.6-mm] CPU hotplug, rcupdate high NR_CPUS fix

[Zwane Mwaikambo]

Small fix for NR_CPUS > BITS_PER_LONG

Index: linux-2.6.3-rc3-mm1/kernel/rcupdate.c
===================================================================
RCS file: /home/cvsroot/linux-2.6.3-rc3-mm1/kernel/rcupdate.c,v
retrieving revision 1.1.1.1
diff -u -p -B -r1.1.1.1 rcupdate.c
--- linux-2.6.3-rc3-mm1/kernel/rcupdate.c	16 Feb 2004 20:42:49 -0000	1.1.1.1
+++ linux-2.6.3-rc3-mm1/kernel/rcupdate.c	16 Feb 2004 22:47:25 -0000
@@ -182,7 +182,7 @@ static void rcu_offline_cpu(int cpu)
 	 * it here
 	 */
 	spin_lock_irq(&rcu_ctrlblk.mutex);
-	if (!rcu_ctrlblk.rcu_cpu_mask)
+	if (cpus_empty(rcu_ctrlblk.rcu_cpu_mask))
 		goto unlock;

 	cpu_clear(cpu, rcu_ctrlblk.rcu_cpu_mask);
-
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