fs/nfsd/trace.h

   1 /*
   2  * Copyright (c) 2014 Christoph Hellwig.
   3  */
   4 #undef TRACE_SYSTEM
   5 #define TRACE_SYSTEM nfsd
   6
   7 #if !defined(_NFSD_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
   8 #define _NFSD_TRACE_H
   9
  10 #include <linux/tracepoint.h>
  11
  12 #include "state.h"
  13
  14 DECLARE_EVENT_CLASS(nfsd_stateid_class,
  15         TP_PROTO(stateid_t *stp),
  16         TP_ARGS(stp),
  17         TP_STRUCT__entry(
  18                 __field(u32, cl_boot)
  19                 __field(u32, cl_id)
  20                 __field(u32, si_id)
  21                 __field(u32, si_generation)
  22         ),
  23         TP_fast_assign(
  24                 __entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
  25                 __entry->cl_id = stp->si_opaque.so_clid.cl_id;
  26                 __entry->si_id = stp->si_opaque.so_id;
  27                 __entry->si_generation = stp->si_generation;
  28         ),
  29         TP_printk("client %08x:%08x stateid %08x:%08x",
  30                 __entry->cl_boot,
  31                 __entry->cl_id,
  32                 __entry->si_id,
  33                 __entry->si_generation)
  34 )
  35
  36 #define DEFINE_STATEID_EVENT(name) \
  37 DEFINE_EVENT(nfsd_stateid_class, name, \
  38         TP_PROTO(stateid_t *stp), \
  39         TP_ARGS(stp))
  40 DEFINE_STATEID_EVENT(layoutstate_alloc);
  41 DEFINE_STATEID_EVENT(layoutstate_unhash);
  42 DEFINE_STATEID_EVENT(layoutstate_free);
  43 DEFINE_STATEID_EVENT(layout_get_lookup_fail);
  44 DEFINE_STATEID_EVENT(layout_commit_lookup_fail);
  45 DEFINE_STATEID_EVENT(layout_return_lookup_fail);
  46 DEFINE_STATEID_EVENT(layout_recall);
  47 DEFINE_STATEID_EVENT(layout_recall_done);
  48 DEFINE_STATEID_EVENT(layout_recall_fail);
  49 DEFINE_STATEID_EVENT(layout_recall_release);
  50
  51 #endif /* _NFSD_TRACE_H */
  52
  53 #undef TRACE_INCLUDE_PATH
  54 #define TRACE_INCLUDE_PATH .
  55 #define TRACE_INCLUDE_FILE trace
  56 #include <trace/define_trace.h>