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Diffstat (limited to 'arch/x86/events/amd/iommu.c')
-rw-r--r--arch/x86/events/amd/iommu.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/events/amd/iommu.c b/arch/x86/events/amd/iommu.c
index b15f7b950d2e..a721da9987dd 100644
--- a/arch/x86/events/amd/iommu.c
+++ b/arch/x86/events/amd/iommu.c
@@ -16,6 +16,8 @@
#include <linux/slab.h>
#include <linux/amd-iommu.h>
+#include <asm/msr.h>
+
#include "../perf_event.h"
#include "iommu.h"
@@ -30,7 +32,7 @@
#define GET_DOMID_MASK(x) (((x)->conf1 >> 16) & 0xFFFFULL)
#define GET_PASID_MASK(x) (((x)->conf1 >> 32) & 0xFFFFFULL)
-#define IOMMU_NAME_SIZE 16
+#define IOMMU_NAME_SIZE 24
struct perf_amd_iommu {
struct list_head list;