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@@ -201,8 +201,9 @@ struct perf_counter_mmap_page {
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__u32 data_head; /* head in the data section */
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};
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-#define PERF_EVENT_MISC_KERNEL (1 << 0)
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-#define PERF_EVENT_MISC_USER (1 << 1)
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+#define PERF_EVENT_MISC_KERNEL (1 << 0)
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+#define PERF_EVENT_MISC_USER (1 << 1)
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+#define PERF_EVENT_MISC_OVERFLOW (1 << 2)
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struct perf_event_header {
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__u32 type;
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@@ -230,36 +231,27 @@ enum perf_event_type {
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PERF_EVENT_MUNMAP = 2,
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/*
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- * Half the event type space is reserved for the counter overflow
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- * bitfields, as found in hw_event.record_type.
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- *
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- * These events will have types of the form:
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- * PERF_EVENT_COUNTER_OVERFLOW { | __PERF_EVENT_* } *
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+ * When header.misc & PERF_EVENT_MISC_OVERFLOW the event_type field
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+ * will be PERF_RECORD_*
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*
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* struct {
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* struct perf_event_header header;
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*
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- * { u64 ip; } && __PERF_EVENT_IP
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- * { u32 pid, tid; } && __PERF_EVENT_TID
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+ * { u64 ip; } && PERF_RECORD_IP
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+ * { u32 pid, tid; } && PERF_RECORD_TID
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*
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* { u64 nr;
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- * { u64 event, val; } cnt[nr]; } && __PERF_EVENT_GROUP
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+ * { u64 event, val; } cnt[nr]; } && PERF_RECORD_GROUP
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*
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* { u16 nr,
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* hv,
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* kernel,
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* user;
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- * u64 ips[nr]; } && __PERF_EVENT_CALLCHAIN
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+ * u64 ips[nr]; } && PERF_RECORD_CALLCHAIN
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*
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- * { u64 time; } && __PERF_EVENT_TIME
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+ * { u64 time; } && PERF_RECORD_TIME
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* };
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*/
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- PERF_EVENT_COUNTER_OVERFLOW = 1UL << 31,
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- __PERF_EVENT_IP = PERF_RECORD_IP,
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- __PERF_EVENT_TID = PERF_RECORD_TID,
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- __PERF_EVENT_GROUP = PERF_RECORD_GROUP,
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- __PERF_EVENT_CALLCHAIN = PERF_RECORD_CALLCHAIN,
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- __PERF_EVENT_TIME = PERF_RECORD_TIME,
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};
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#ifdef __KERNEL__
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