include/sys/trace_dnode.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 #if defined(_KERNEL) && defined(HAVE_DECLARE_EVENT_CLASS)
  23
  24 #undef TRACE_SYSTEM
  25 #define TRACE_SYSTEM zfs
  26
  27 #if !defined(_TRACE_DNODE_H) || defined(TRACE_HEADER_MULTI_READ)
  28 #define _TRACE_DNODE_H
  29
  30 #include <linux/tracepoint.h>
  31 #include <sys/types.h>
  32
  33 /*
  34  * Generic support for three argument tracepoints of the form:
  35  *
  36  * DTRACE_PROBE3(...,
  37  *     dnode_t *, ...,
  38  *     int64_t, ...,
  39  *     uint32_t, ...);
  40  */
  41
  42 DECLARE_EVENT_CLASS(zfs_dnode_move_class,
  43         TP_PROTO(dnode_t *dn, int64_t refcount, uint32_t dbufs),
  44         TP_ARGS(dn, refcount, dbufs),
  45         TP_STRUCT__entry(
  46             __field(uint64_t,           dn_object)
  47             __field(dmu_object_type_t,  dn_type)
  48             __field(uint16_t,           dn_bonuslen)
  49             __field(uint8_t,            dn_bonustype)
  50             __field(uint8_t,            dn_nblkptr)
  51             __field(uint8_t,            dn_checksum)
  52             __field(uint8_t,            dn_compress)
  53             __field(uint8_t,            dn_nlevels)
  54             __field(uint8_t,            dn_indblkshift)
  55             __field(uint8_t,            dn_datablkshift)
  56             __field(uint8_t,            dn_moved)
  57             __field(uint16_t,           dn_datablkszsec)
  58             __field(uint32_t,           dn_datablksz)
  59             __field(uint64_t,           dn_maxblkid)
  60             __field(int64_t,            dn_tx_holds)
  61             __field(int64_t,            dn_holds)
  62             __field(boolean_t,          dn_have_spill)
  63
  64             __field(int64_t,            refcount)
  65             __field(uint32_t,           dbufs)
  66         ),
  67         TP_fast_assign(
  68             __entry->dn_object          = dn->dn_object;
  69             __entry->dn_type            = dn->dn_type;
  70             __entry->dn_bonuslen        = dn->dn_bonuslen;
  71             __entry->dn_bonustype       = dn->dn_bonustype;
  72             __entry->dn_nblkptr         = dn->dn_nblkptr;
  73             __entry->dn_checksum        = dn->dn_checksum;
  74             __entry->dn_compress        = dn->dn_compress;
  75             __entry->dn_nlevels         = dn->dn_nlevels;
  76             __entry->dn_indblkshift     = dn->dn_indblkshift;
  77             __entry->dn_datablkshift    = dn->dn_datablkshift;
  78             __entry->dn_moved           = dn->dn_moved;
  79             __entry->dn_datablkszsec    = dn->dn_datablkszsec;
  80             __entry->dn_datablksz       = dn->dn_datablksz;
  81             __entry->dn_maxblkid        = dn->dn_maxblkid;
  82             __entry->dn_tx_holds        = dn->dn_tx_holds.rc_count;
  83             __entry->dn_holds           = dn->dn_holds.rc_count;
  84             __entry->dn_have_spill      = dn->dn_have_spill;
  85
  86             __entry->refcount           = refcount;
  87             __entry->dbufs              = dbufs;
  88         ),
  89         TP_printk("dn { object %llu type %d bonuslen %u bonustype %u "
  90             "nblkptr %u checksum %u compress %u nlevels %u indblkshift %u "
  91             "datablkshift %u moved %u datablkszsec %u datablksz %u "
  92             "maxblkid %llu tx_holds %lli holds %lli have_spill %d } "
  93             "refcount %lli dbufs %u",
  94             __entry->dn_object, __entry->dn_type, __entry->dn_bonuslen,
  95             __entry->dn_bonustype, __entry->dn_nblkptr, __entry->dn_checksum,
  96             __entry->dn_compress, __entry->dn_nlevels, __entry->dn_indblkshift,
  97             __entry->dn_datablkshift, __entry->dn_moved,
  98             __entry->dn_datablkszsec, __entry->dn_datablksz,
  99             __entry->dn_maxblkid, __entry->dn_tx_holds, __entry->dn_holds,
 100             __entry->dn_have_spill, __entry->refcount, __entry->dbufs)
 101 );
 102
 103 #define DEFINE_DNODE_MOVE_EVENT(name) \
 104 DEFINE_EVENT(zfs_dnode_move_class, name, \
 105         TP_PROTO(dnode_t *dn, int64_t refcount, uint32_t dbufs), \
 106         TP_ARGS(dn, refcount, dbufs))
 107 DEFINE_DNODE_MOVE_EVENT(zfs_dnode__move);
 108
 109 #endif /* _TRACE_DNODE_H */
 110
 111 #undef TRACE_INCLUDE_PATH
 112 #undef TRACE_INCLUDE_FILE
 113 #define TRACE_INCLUDE_PATH sys
 114 #define TRACE_INCLUDE_FILE trace_dnode
 115 #include <trace/define_trace.h>
 116
 117 #endif /* _KERNEL && HAVE_DECLARE_EVENT_CLASS */