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-rw-r--r--include/linux/smp.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/smp.h b/include/linux/smp.h
index 3f9a60043a9..0d5770c2e43 100644
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -21,6 +21,9 @@ struct call_single_data {
u16 priv;
};
+/* total number of cpus in this system (may exceed NR_CPUS) */
+extern unsigned int total_cpus;
+
#ifdef CONFIG_SMP
#include <linux/preempt.h>