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Subject[PATCH v3 perf, bpf-next 2/4] perf: sync tools/include/uapi/linux/perf_event.h
Date
Sync changes for PERF_RECORD_BPF_EVENT.

Signed-off-by: Song Liu <songliubraving@fb.com>
---
tools/include/uapi/linux/perf_event.h | 35 ++++++++++++++++++++++++++-
1 file changed, 34 insertions(+), 1 deletion(-)

diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index 9de8780ac8d9..0ae3dae55fa8 100644
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h
@@ -372,7 +372,8 @@ struct perf_event_attr {
context_switch : 1, /* context switch data */
write_backward : 1, /* Write ring buffer from end to beginning */
namespaces : 1, /* include namespaces data */
- __reserved_1 : 35;
+ bpf_event : 1, /* include bpf events */
+ __reserved_1 : 34;

union {
__u32 wakeup_events; /* wakeup every n events */
@@ -965,9 +966,41 @@ enum perf_event_type {
*/
PERF_RECORD_NAMESPACES = 16,

+ /*
+ * Record different types of bpf events:
+ * enum perf_bpf_event_type {
+ * PERF_BPF_EVENT_UNKNOWN = 0,
+ * PERF_BPF_EVENT_PROG_LOAD = 1,
+ * PERF_BPF_EVENT_PROG_UNLOAD = 2,
+ * };
+ *
+ * struct {
+ * struct perf_event_header header;
+ * u32 type;
+ * u32 flags;
+ * u32 id; // prog_id or other id
+ * u32 sub_id; // subprog id
+ *
+ * // for bpf_prog types, bpf prog or subprog
+ * u8 tag[BPF_TAG_SIZE];
+ * u64 addr;
+ * u64 len;
+ * char name[];
+ * struct sample_id sample_id;
+ * };
+ */
+ PERF_RECORD_BPF_EVENT = 17,
+
PERF_RECORD_MAX, /* non-ABI */
};

+enum perf_bpf_event_type {
+ PERF_BPF_EVENT_UNKNOWN = 0,
+ PERF_BPF_EVENT_PROG_LOAD = 1,
+ PERF_BPF_EVENT_PROG_UNLOAD = 2,
+ PERF_BPF_EVENT_MAX, /* non-ABI */
+};
+
#define PERF_MAX_STACK_DEPTH 127
#define PERF_MAX_CONTEXTS_PER_STACK 8

--
2.17.1
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