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#undef TRACE_SYSTEM#define TRACE_SYSTEM jbd
 
 #if !defined(_TRACE_JBD_H) || defined(TRACE_HEADER_MULTI_READ)
 #define _TRACE_JBD_H
 
 #include <linux/jbd.h>
 #include <linux/tracepoint.h>
 
 TRACE_EVENT(jbd_checkpoint,
 
 TP_PROTO(journal_t *journal, int result),
 
 TP_ARGS(journal, result),
 
 TP_STRUCT__entry(
 __field(    dev_t,    dev            )
 __field(    int,    result            )
 ),
 
 TP_fast_assign(
 __entry->dev        = journal->j_fs_dev->bd_dev;
 __entry->result        = result;
 ),
 
 TP_printk("dev %d,%d result %d",
 MAJOR(__entry->dev), MINOR(__entry->dev),
 __entry->result)
 );
 
 DECLARE_EVENT_CLASS(jbd_commit,
 
 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 
 TP_ARGS(journal, commit_transaction),
 
 TP_STRUCT__entry(
 __field(    dev_t,    dev            )
 __field(    int,    transaction        )
 ),
 
 TP_fast_assign(
 __entry->dev        = journal->j_fs_dev->bd_dev;
 __entry->transaction    = commit_transaction->t_tid;
 ),
 
 TP_printk("dev %d,%d transaction %d",
 MAJOR(__entry->dev), MINOR(__entry->dev),
 __entry->transaction)
 );
 
 DEFINE_EVENT(jbd_commit, jbd_start_commit,
 
 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 
 TP_ARGS(journal, commit_transaction)
 );
 
 DEFINE_EVENT(jbd_commit, jbd_commit_locking,
 
 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 
 TP_ARGS(journal, commit_transaction)
 );
 
 DEFINE_EVENT(jbd_commit, jbd_commit_flushing,
 
 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 
 TP_ARGS(journal, commit_transaction)
 );
 
 DEFINE_EVENT(jbd_commit, jbd_commit_logging,
 
 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 
 TP_ARGS(journal, commit_transaction)
 );
 
 TRACE_EVENT(jbd_drop_transaction,
 
 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 
 TP_ARGS(journal, commit_transaction),
 
 TP_STRUCT__entry(
 __field(    dev_t,    dev            )
 __field(    int,    transaction        )
 ),
 
 TP_fast_assign(
 __entry->dev        = journal->j_fs_dev->bd_dev;
 __entry->transaction    = commit_transaction->t_tid;
 ),
 
 TP_printk("dev %d,%d transaction %d",
 MAJOR(__entry->dev), MINOR(__entry->dev),
 __entry->transaction)
 );
 
 TRACE_EVENT(jbd_end_commit,
 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 
 TP_ARGS(journal, commit_transaction),
 
 TP_STRUCT__entry(
 __field(    dev_t,    dev            )
 __field(    int,    transaction        )
 __field(    int,    head            )
 ),
 
 TP_fast_assign(
 __entry->dev        = journal->j_fs_dev->bd_dev;
 __entry->transaction    = commit_transaction->t_tid;
 __entry->head        = journal->j_tail_sequence;
 ),
 
 TP_printk("dev %d,%d transaction %d head %d",
 MAJOR(__entry->dev), MINOR(__entry->dev),
 __entry->transaction, __entry->head)
 );
 
 TRACE_EVENT(jbd_do_submit_data,
 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 
 TP_ARGS(journal, commit_transaction),
 
 TP_STRUCT__entry(
 __field(    dev_t,    dev            )
 __field(    int,    transaction        )
 ),
 
 TP_fast_assign(
 __entry->dev        = journal->j_fs_dev->bd_dev;
 __entry->transaction    = commit_transaction->t_tid;
 ),
 
 TP_printk("dev %d,%d transaction %d",
 MAJOR(__entry->dev), MINOR(__entry->dev),
 __entry->transaction)
 );
 
 TRACE_EVENT(jbd_cleanup_journal_tail,
 
 TP_PROTO(journal_t *journal, tid_t first_tid,
 unsigned long block_nr, unsigned long freed),
 
 TP_ARGS(journal, first_tid, block_nr, freed),
 
 TP_STRUCT__entry(
 __field(    dev_t,    dev            )
 __field(    tid_t,    tail_sequence        )
 __field(    tid_t,    first_tid        )
 __field(unsigned long,    block_nr        )
 __field(unsigned long,    freed            )
 ),
 
 TP_fast_assign(
 __entry->dev        = journal->j_fs_dev->bd_dev;
 __entry->tail_sequence    = journal->j_tail_sequence;
 __entry->first_tid    = first_tid;
 __entry->block_nr    = block_nr;
 __entry->freed        = freed;
 ),
 
 TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
 MAJOR(__entry->dev), MINOR(__entry->dev),
 __entry->tail_sequence, __entry->first_tid,
 __entry->block_nr, __entry->freed)
 );
 
 TRACE_EVENT(journal_write_superblock,
 TP_PROTO(journal_t *journal, int write_op),
 
 TP_ARGS(journal, write_op),
 
 TP_STRUCT__entry(
 __field(    dev_t,    dev            )
 __field(    int,    write_op        )
 ),
 
 TP_fast_assign(
 __entry->dev        = journal->j_fs_dev->bd_dev;
 __entry->write_op    = write_op;
 ),
 
 TP_printk("dev %d,%d write_op %x", MAJOR(__entry->dev),
 MINOR(__entry->dev), __entry->write_op)
 );
 
 #endif /* _TRACE_JBD_H */
 
 /* This part must be outside protection */
 #include <trace/define_trace.h>
 
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