82 		struct perf_event_sample *e;  in perf_event_read()  local
84 		e = begin;  in perf_event_read()
85 		if (begin + e->header.size > base + buffer_size) {  in perf_event_read()
88 			assert(len < e->header.size);  in perf_event_read()
90 			memcpy(buf + len, base, e->header.size - len);  in perf_event_read()
91 			e = (void *) buf;  in perf_event_read()
92 			begin = base + e->header.size - len;  in perf_event_read()
93 		} else if (begin + e->header.size == base + buffer_size) {  in perf_event_read()
96 			begin += e->header.size;  in perf_event_read()
99 		if (e->header.type == PERF_RECORD_SAMPLE) {  in perf_event_read()
100 			fn(e->data, e->size);  in perf_event_read()
101 		} else if (e->header.type == PERF_RECORD_LOST) {  in perf_event_read()
106 			} *lost = (void *) e;  in perf_event_read()
110 			       e->header.type, e->header.size);  in perf_event_read()
136 	} *e = data;  in print_bpf_output()  local
138 	if (e->cookie != 0x12345678) {  in print_bpf_output()
140 		       e->pid, e->cookie, size);  in print_bpf_output()