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Diffstat (limited to 'drivers/iommu/intel/perf.h')
-rw-r--r--drivers/iommu/intel/perf.h5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/iommu/intel/perf.h b/drivers/iommu/intel/perf.h
index df9a36942d64..1d4baad7e852 100644
--- a/drivers/iommu/intel/perf.h
+++ b/drivers/iommu/intel/perf.h
@@ -40,7 +40,7 @@ void dmar_latency_disable(struct intel_iommu *iommu, enum latency_type type);
bool dmar_latency_enabled(struct intel_iommu *iommu, enum latency_type type);
void dmar_latency_update(struct intel_iommu *iommu, enum latency_type type,
u64 latency);
-int dmar_latency_snapshot(struct intel_iommu *iommu, char *str, size_t size);
+void dmar_latency_snapshot(struct intel_iommu *iommu, char *str, size_t size);
#else
static inline int
dmar_latency_enable(struct intel_iommu *iommu, enum latency_type type)
@@ -64,9 +64,8 @@ dmar_latency_update(struct intel_iommu *iommu, enum latency_type type, u64 laten
{
}
-static inline int
+static inline void
dmar_latency_snapshot(struct intel_iommu *iommu, char *str, size_t size)
{
- return 0;
}
#endif /* CONFIG_DMAR_PERF */