instrumentation/events/lttng-module/napi.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM napi
   4
   5 #if !defined(LTTNG_TRACE_NAPI_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define LTTNG_TRACE_NAPI_H
   7
   8 #include <probes/lttng-tracepoint-event.h>
   9 #include <linux/netdevice.h>
  10 #include <linux/ftrace.h>
  11
  12 #define NO_DEV "(no_device)"
  13
  14 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,8,0))
  15
  16 LTTNG_TRACEPOINT_EVENT(napi_poll,
  17
  18         TP_PROTO(struct napi_struct *napi, int work, int budget),
  19
  20         TP_ARGS(napi, work, budget),
  21
  22         TP_FIELDS(
  23                 ctf_integer_hex(struct napi_struct *, napi, napi)
  24                 ctf_string(dev_name, napi->dev ? napi->dev->name : NO_DEV)
  25                 ctf_integer(int, work, work)
  26                 ctf_integer(int, budget, budget)
  27         )
  28 )
  29
  30 #else
  31
  32 LTTNG_TRACEPOINT_EVENT(napi_poll,
  33
  34         TP_PROTO(struct napi_struct *napi),
  35
  36         TP_ARGS(napi),
  37
  38         TP_FIELDS(
  39                 ctf_integer_hex(struct napi_struct *, napi, napi)
  40                 ctf_string(dev_name, napi->dev ? napi->dev->name : NO_DEV)
  41         )
  42 )
  43
  44 #endif
  45
  46 #undef NO_DEV
  47
  48 #endif /* LTTNG_TRACE_NAPI_H */
  49
  50 /* This part must be outside protection */
  51 #include <probes/define_trace.h>