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 DECLARE_EVENT_CLASS(nfsd_stateid_class,
  13         TP_PROTO(stateid_t *stp),
  14         TP_ARGS(stp),
  15         TP_STRUCT__entry(
  16                 __field(u32, cl_boot)
  17                 __field(u32, cl_id)
  18                 __field(u32, si_id)
  19                 __field(u32, si_generation)
  20         ),
  21         TP_fast_assign(
  22                 __entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
  23                 __entry->cl_id = stp->si_opaque.so_clid.cl_id;
  24                 __entry->si_id = stp->si_opaque.so_id;
  25                 __entry->si_generation = stp->si_generation;
  26         ),
  27         TP_printk("client %08x:%08x stateid %08x:%08x",
  28                 __entry->cl_boot,
  29                 __entry->cl_id,
  30                 __entry->si_id,
  31                 __entry->si_generation)
  32 )
  33
  34 #define DEFINE_STATEID_EVENT(name) \
  35 DEFINE_EVENT(nfsd_stateid_class, name, \
  36         TP_PROTO(stateid_t *stp), \
  37         TP_ARGS(stp))
  38 DEFINE_STATEID_EVENT(layoutstate_alloc);
  39 DEFINE_STATEID_EVENT(layoutstate_unhash);
  40 DEFINE_STATEID_EVENT(layoutstate_free);
  41 DEFINE_STATEID_EVENT(layout_get_lookup_fail);
  42 DEFINE_STATEID_EVENT(layout_commit_lookup_fail);
  43 DEFINE_STATEID_EVENT(layout_return_lookup_fail);
  44 DEFINE_STATEID_EVENT(layout_recall);
  45 DEFINE_STATEID_EVENT(layout_recall_done);
  46 DEFINE_STATEID_EVENT(layout_recall_fail);
  47 DEFINE_STATEID_EVENT(layout_recall_release);
  48
  49 #endif /* _NFSD_TRACE_H */
  50
  51 #undef TRACE_INCLUDE_PATH
  52 #define TRACE_INCLUDE_PATH .
  53 #define TRACE_INCLUDE_FILE trace
  54 #include <trace/define_trace.h>