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-rw-r--r--arch/ia64/kernel/perfmon.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index 45000d5d0cf..281004ff7b0 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -34,6 +34,7 @@
#include <linux/file.h>
#include <linux/poll.h>
#include <linux/vfs.h>
+#include <linux/smp.h>
#include <linux/pagemap.h>
#include <linux/mount.h>
#include <linux/bitops.h>