| 1 |
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| 2 | #undef TRACE_SYSTEM
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| 3 | #define TRACE_SYSTEM nbd
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| 4 |
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| 5 | #if !defined(_TRACE_NBD_H) || defined(TRACE_HEADER_MULTI_READ)
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| 6 | #define _TRACE_NBD_H
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| 7 |
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| 8 | #include <linux/tracepoint.h>
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| 9 |
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| 10 | DECLARE_EVENT_CLASS(nbd_transport_event,
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| 11 |
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| 12 | TP_PROTO(struct request *req, u64 handle),
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| 13 |
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| 14 | TP_ARGS(req, handle),
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| 15 |
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| 16 | TP_STRUCT__entry(
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| 17 | __field(struct request *, req)
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| 18 | __field(u64, handle)
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| 19 | ),
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| 20 |
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| 21 | TP_fast_assign(
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| 22 | __entry->req = req;
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| 23 | __entry->handle = handle;
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| 24 | ),
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| 25 |
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| 26 | TP_printk(
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| 27 | "nbd transport event: request %p, handle 0x%016llx",
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| 28 | __entry->req,
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| 29 | __entry->handle
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| 30 | )
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| 31 | );
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| 32 |
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| 33 | DEFINE_EVENT(nbd_transport_event, nbd_header_sent,
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| 34 |
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| 35 | TP_PROTO(struct request *req, u64 handle),
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| 36 |
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| 37 | TP_ARGS(req, handle)
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| 38 | );
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| 39 |
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| 40 | DEFINE_EVENT(nbd_transport_event, nbd_payload_sent,
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| 41 |
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| 42 | TP_PROTO(struct request *req, u64 handle),
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| 43 |
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| 44 | TP_ARGS(req, handle)
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| 45 | );
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| 46 |
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| 47 | DEFINE_EVENT(nbd_transport_event, nbd_header_received,
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| 48 |
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| 49 | TP_PROTO(struct request *req, u64 handle),
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| 50 |
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| 51 | TP_ARGS(req, handle)
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| 52 | );
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| 53 |
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| 54 | DEFINE_EVENT(nbd_transport_event, nbd_payload_received,
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| 55 |
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| 56 | TP_PROTO(struct request *req, u64 handle),
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| 57 |
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| 58 | TP_ARGS(req, handle)
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| 59 | );
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| 60 |
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| 61 | DECLARE_EVENT_CLASS(nbd_send_request,
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| 62 |
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| 63 | TP_PROTO(struct nbd_request *nbd_request, int index,
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| 64 | struct request *rq),
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| 65 |
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| 66 | TP_ARGS(nbd_request, index, rq),
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| 67 |
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| 68 | TP_STRUCT__entry(
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| 69 | __field(struct nbd_request *, nbd_request)
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| 70 | __field(u64, dev_index)
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| 71 | __field(struct request *, request)
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| 72 | ),
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| 73 |
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| 74 | TP_fast_assign(
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| 75 | __entry->nbd_request = NULL;
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| 76 | __entry->dev_index = index;
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| 77 | __entry->request = rq;
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| 78 | ),
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| 79 |
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| 80 | TP_printk("nbd%lld: request %p", __entry->dev_index, __entry->request)
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| 81 | );
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| 82 |
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| 83 | #ifdef DEFINE_EVENT_WRITABLE
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| 84 | #undef NBD_DEFINE_EVENT
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| 85 | #define NBD_DEFINE_EVENT(template, call, proto, args, size) \
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| 86 | DEFINE_EVENT_WRITABLE(template, call, PARAMS(proto), \
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| 87 | PARAMS(args), size)
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| 88 | #else
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| 89 | #undef NBD_DEFINE_EVENT
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| 90 | #define NBD_DEFINE_EVENT(template, call, proto, args, size) \
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| 91 | DEFINE_EVENT(template, call, PARAMS(proto), PARAMS(args))
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| 92 | #endif
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| 93 |
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| 94 | NBD_DEFINE_EVENT(nbd_send_request, nbd_send_request,
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| 95 |
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| 96 | TP_PROTO(struct nbd_request *nbd_request, int index,
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| 97 | struct request *rq),
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| 98 |
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| 99 | TP_ARGS(nbd_request, index, rq),
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| 100 |
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| 101 | sizeof(struct nbd_request)
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| 102 | );
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| 103 |
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| 104 | #endif
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| 105 |
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| 106 |
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| 107 | #include <trace/define_trace.h>
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