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-rw-r--r--drivers/iommu/shmobile-ipmmu.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/shmobile-ipmmu.h b/drivers/iommu/shmobile-ipmmu.h
index 4d53684673e..9524743ca1f 100644
--- a/drivers/iommu/shmobile-ipmmu.h
+++ b/drivers/iommu/shmobile-ipmmu.h
@@ -14,7 +14,7 @@ struct shmobile_ipmmu {
struct device *dev;
void __iomem *ipmmu_base;
int tlb_enabled;
- struct mutex flush_lock;
+ spinlock_t flush_lock;
const char * const *dev_names;
unsigned int num_dev_names;
};