[PATCH 34/49] tools headers uapi: Update tools's copy of linux/perf_event.h
From: kan . liang
Date: Mon Feb 08 2021 - 13:01:54 EST
From: Jin Yao <yao.jin@xxxxxxxxxxxxxxx>
To get the changes in:
("perf: Introduce PERF_TYPE_HARDWARE_PMU and PERF_TYPE_HW_CACHE_PMU")
Reviewed-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Signed-off-by: Jin Yao <yao.jin@xxxxxxxxxxxxxxx>
---
tools/include/uapi/linux/perf_event.h | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index 7d292de5..83ab6a6 100644
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h
@@ -33,6 +33,8 @@ enum perf_type_id {
PERF_TYPE_HW_CACHE = 3,
PERF_TYPE_RAW = 4,
PERF_TYPE_BREAKPOINT = 5,
+ PERF_TYPE_HARDWARE_PMU = 6,
+ PERF_TYPE_HW_CACHE_PMU = 7,
PERF_TYPE_MAX, /* non-ABI */
};
@@ -95,6 +97,30 @@ enum perf_hw_cache_op_result_id {
};
/*
+ * attr.config layout for type PERF_TYPE_HARDWARE* and PERF_TYPE_HW_CACHE*
+ * PERF_TYPE_HARDWARE: 0xAA
+ * AA: hardware event ID
+ * PERF_TYPE_HW_CACHE: 0xCCBBAA
+ * AA: hardware cache ID
+ * BB: hardware cache op ID
+ * CC: hardware cache op result ID
+ * PERF_TYPE_HARDWARE_PMU: 0xDD000000AA
+ * AA: hardware event ID
+ * DD: PMU type ID
+ * PERF_TYPE_HW_CACHE_PMU: 0xDD00CCBBAA
+ * AA: hardware cache ID
+ * BB: hardware cache op ID
+ * CC: hardware cache op result ID
+ * DD: PMU type ID
+ */
+#define PERF_HW_CACHE_ID_SHIFT 0
+#define PERF_HW_CACHE_OP_ID_SHIFT 8
+#define PERF_HW_CACHE_OP_RESULT_ID_SHIFT 16
+#define PERF_HW_CACHE_EVENT_MASK 0xffffff
+
+#define PERF_PMU_TYPE_SHIFT 32
+
+/*
* Special "software" events provided by the kernel, even if the hardware
* does not support performance events. These events measure various
* physical and sw events of the kernel (and allow the profiling of them as
--
2.7.4