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-rw-r--r--arch/x86_64/kernel/ioport.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/ioport.c b/arch/x86_64/kernel/ioport.c
index 745b1f0f494..387d347b0e0 100644
--- a/arch/x86_64/kernel/ioport.c
+++ b/arch/x86_64/kernel/ioport.c
@@ -16,6 +16,7 @@
#include <linux/stddef.h>
#include <linux/slab.h>
#include <linux/thread_info.h>
+#include <linux/syscalls.h>
/* Set EXTENT bits starting at BASE in BITMAP to value TURN_ON. */
static void set_bitmap(unsigned long *bitmap, unsigned int base, unsigned int extent, int new_value)