include/trace/events/nbd.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM nbd
   4
   5 #if !defined(_TRACE_NBD_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_NBD_H
   7
   8 #include <linux/tracepoint.h>
   9
  10 DECLARE_EVENT_CLASS(nbd_send_request,
  11
  12         TP_PROTO(struct nbd_request *nbd_request, int index,
  13                  struct request *rq),
  14
  15         TP_ARGS(nbd_request, index, rq),
  16
  17         TP_STRUCT__entry(
  18                 __field(struct nbd_request *, nbd_request)
  19                 __field(u64, dev_index)
  20                 __field(struct request *, request)
  21         ),
  22
  23         TP_fast_assign(
  24                 __entry->nbd_request = 0;
  25                 __entry->dev_index = index;
  26                 __entry->request = rq;
  27         ),
  28
  29         TP_printk("nbd%lld: request %p", __entry->dev_index, __entry->request)
  30 );
  31
  32 #ifdef DEFINE_EVENT_WRITABLE
  33 #undef NBD_DEFINE_EVENT
  34 #define NBD_DEFINE_EVENT(template, call, proto, args, size)             \
  35         DEFINE_EVENT_WRITABLE(template, call, PARAMS(proto),            \
  36                               PARAMS(args), size)
  37 #else
  38 #undef NBD_DEFINE_EVENT
  39 #define NBD_DEFINE_EVENT(template, call, proto, args, size)             \
  40         DEFINE_EVENT(template, call, PARAMS(proto), PARAMS(args))
  41 #endif
  42
  43 NBD_DEFINE_EVENT(nbd_send_request, nbd_send_request,
  44
  45         TP_PROTO(struct nbd_request *nbd_request, int index,
  46                  struct request *rq),
  47
  48         TP_ARGS(nbd_request, index, rq),
  49
  50         sizeof(struct nbd_request)
  51 );
  52
  53 #endif
  54
  55 /* This part must be outside protection */
  56 #include <trace/define_trace.h>