root/include/trace/events/jbd2.h

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INCLUDED FROM


#undef TRACE_SYSTEM
#define TRACE_SYSTEM jbd2

#if !defined(_TRACE_JBD2_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_JBD2_H

#include <linux/jbd2.h>
#include <linux/tracepoint.h>

struct transaction_chp_stats_s;
struct transaction_run_stats_s;

TRACE_EVENT(jbd2_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(jbd2_commit,

        TP_PROTO(journal_t *journal, transaction_t *commit_transaction),

        TP_ARGS(journal, commit_transaction),

        TP_STRUCT__entry(
                __field(        dev_t,  dev                     )
                __field(        char,   sync_commit               )
                __field(        int,    transaction               )
        ),

        TP_fast_assign(
                __entry->dev            = journal->j_fs_dev->bd_dev;
                __entry->sync_commit = commit_transaction->t_synchronous_commit;
                __entry->transaction    = commit_transaction->t_tid;
        ),

        TP_printk("dev %d,%d transaction %d sync %d",
                  MAJOR(__entry->dev), MINOR(__entry->dev),
                  __entry->transaction, __entry->sync_commit)
);

DEFINE_EVENT(jbd2_commit, jbd2_start_commit,

        TP_PROTO(journal_t *journal, transaction_t *commit_transaction),

        TP_ARGS(journal, commit_transaction)
);

DEFINE_EVENT(jbd2_commit, jbd2_commit_locking,

        TP_PROTO(journal_t *journal, transaction_t *commit_transaction),

        TP_ARGS(journal, commit_transaction)
);

DEFINE_EVENT(jbd2_commit, jbd2_commit_flushing,

        TP_PROTO(journal_t *journal, transaction_t *commit_transaction),

        TP_ARGS(journal, commit_transaction)
);

DEFINE_EVENT(jbd2_commit, jbd2_commit_logging,

        TP_PROTO(journal_t *journal, transaction_t *commit_transaction),

        TP_ARGS(journal, commit_transaction)
);

DEFINE_EVENT(jbd2_commit, jbd2_drop_transaction,

        TP_PROTO(journal_t *journal, transaction_t *commit_transaction),

        TP_ARGS(journal, commit_transaction)
);

TRACE_EVENT(jbd2_end_commit,
        TP_PROTO(journal_t *journal, transaction_t *commit_transaction),

        TP_ARGS(journal, commit_transaction),

        TP_STRUCT__entry(
                __field(        dev_t,  dev                     )
                __field(        char,   sync_commit               )
                __field(        int,    transaction               )
                __field(        int,    head                      )
        ),

        TP_fast_assign(
                __entry->dev            = journal->j_fs_dev->bd_dev;
                __entry->sync_commit = commit_transaction->t_synchronous_commit;
                __entry->transaction    = commit_transaction->t_tid;
                __entry->head           = journal->j_tail_sequence;
        ),

        TP_printk("dev %d,%d transaction %d sync %d head %d",
                  MAJOR(__entry->dev), MINOR(__entry->dev),
                  __entry->transaction, __entry->sync_commit, __entry->head)
);

TRACE_EVENT(jbd2_submit_inode_data,
        TP_PROTO(struct inode *inode),

        TP_ARGS(inode),

        TP_STRUCT__entry(
                __field(        dev_t,  dev                     )
                __field(        ino_t,  ino                     )
        ),

        TP_fast_assign(
                __entry->dev    = inode->i_sb->s_dev;
                __entry->ino    = inode->i_ino;
        ),

        TP_printk("dev %d,%d ino %lu",
                  MAJOR(__entry->dev), MINOR(__entry->dev),
                  (unsigned long) __entry->ino)
);

TRACE_EVENT(jbd2_handle_start,
        TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
                 unsigned int line_no, int requested_blocks),

        TP_ARGS(dev, tid, type, line_no, requested_blocks),

        TP_STRUCT__entry(
                __field(                dev_t,  dev             )
                __field(        unsigned long,  tid             )
                __field(         unsigned int,  type            )
                __field(         unsigned int,  line_no         )
                __field(                  int,  requested_blocks)
        ),

        TP_fast_assign(
                __entry->dev              = dev;
                __entry->tid              = tid;
                __entry->type             = type;
                __entry->line_no          = line_no;
                __entry->requested_blocks = requested_blocks;
        ),

        TP_printk("dev %d,%d tid %lu type %u line_no %u "
                  "requested_blocks %d",
                  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
                  __entry->type, __entry->line_no, __entry->requested_blocks)
);

TRACE_EVENT(jbd2_handle_extend,
        TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
                 unsigned int line_no, int buffer_credits,
                 int requested_blocks),

        TP_ARGS(dev, tid, type, line_no, buffer_credits, requested_blocks),

        TP_STRUCT__entry(
                __field(                dev_t,  dev             )
                __field(        unsigned long,  tid             )
                __field(         unsigned int,  type            )
                __field(         unsigned int,  line_no         )
                __field(                  int,  buffer_credits  )
                __field(                  int,  requested_blocks)
        ),

        TP_fast_assign(
                __entry->dev              = dev;
                __entry->tid              = tid;
                __entry->type             = type;
                __entry->line_no          = line_no;
                __entry->buffer_credits   = buffer_credits;
                __entry->requested_blocks = requested_blocks;
        ),

        TP_printk("dev %d,%d tid %lu type %u line_no %u "
                  "buffer_credits %d requested_blocks %d",
                  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
                  __entry->type, __entry->line_no, __entry->buffer_credits,
                  __entry->requested_blocks)
);

TRACE_EVENT(jbd2_handle_stats,
        TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
                 unsigned int line_no, int interval, int sync,
                 int requested_blocks, int dirtied_blocks),

        TP_ARGS(dev, tid, type, line_no, interval, sync,
                requested_blocks, dirtied_blocks),

        TP_STRUCT__entry(
                __field(                dev_t,  dev             )
                __field(        unsigned long,  tid             )
                __field(         unsigned int,  type            )
                __field(         unsigned int,  line_no         )
                __field(                  int,  interval        )
                __field(                  int,  sync            )
                __field(                  int,  requested_blocks)
                __field(                  int,  dirtied_blocks  )
        ),

        TP_fast_assign(
                __entry->dev              = dev;
                __entry->tid              = tid;
                __entry->type             = type;
                __entry->line_no          = line_no;
                __entry->interval         = interval;
                __entry->sync             = sync;
                __entry->requested_blocks = requested_blocks;
                __entry->dirtied_blocks   = dirtied_blocks;
        ),

        TP_printk("dev %d,%d tid %lu type %u line_no %u interval %d "
                  "sync %d requested_blocks %d dirtied_blocks %d",
                  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
                  __entry->type, __entry->line_no, __entry->interval,
                  __entry->sync, __entry->requested_blocks,
                  __entry->dirtied_blocks)
);

TRACE_EVENT(jbd2_run_stats,
        TP_PROTO(dev_t dev, unsigned long tid,
                 struct transaction_run_stats_s *stats),

        TP_ARGS(dev, tid, stats),

        TP_STRUCT__entry(
                __field(                dev_t,  dev             )
                __field(        unsigned long,  tid             )
                __field(        unsigned long,  wait            )
                __field(        unsigned long,  request_delay   )
                __field(        unsigned long,  running         )
                __field(        unsigned long,  locked          )
                __field(        unsigned long,  flushing        )
                __field(        unsigned long,  logging         )
                __field(                __u32,  handle_count    )
                __field(                __u32,  blocks          )
                __field(                __u32,  blocks_logged   )
        ),

        TP_fast_assign(
                __entry->dev            = dev;
                __entry->tid            = tid;
                __entry->wait           = stats->rs_wait;
                __entry->request_delay  = stats->rs_request_delay;
                __entry->running        = stats->rs_running;
                __entry->locked         = stats->rs_locked;
                __entry->flushing       = stats->rs_flushing;
                __entry->logging        = stats->rs_logging;
                __entry->handle_count   = stats->rs_handle_count;
                __entry->blocks         = stats->rs_blocks;
                __entry->blocks_logged  = stats->rs_blocks_logged;
        ),

        TP_printk("dev %d,%d tid %lu wait %u request_delay %u running %u "
                  "locked %u flushing %u logging %u handle_count %u "
                  "blocks %u blocks_logged %u",
                  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
                  jiffies_to_msecs(__entry->wait),
                  jiffies_to_msecs(__entry->request_delay),
                  jiffies_to_msecs(__entry->running),
                  jiffies_to_msecs(__entry->locked),
                  jiffies_to_msecs(__entry->flushing),
                  jiffies_to_msecs(__entry->logging),
                  __entry->handle_count, __entry->blocks,
                  __entry->blocks_logged)
);

TRACE_EVENT(jbd2_checkpoint_stats,
        TP_PROTO(dev_t dev, unsigned long tid,
                 struct transaction_chp_stats_s *stats),

        TP_ARGS(dev, tid, stats),

        TP_STRUCT__entry(
                __field(                dev_t,  dev             )
                __field(        unsigned long,  tid             )
                __field(        unsigned long,  chp_time        )
                __field(                __u32,  forced_to_close )
                __field(                __u32,  written         )
                __field(                __u32,  dropped         )
        ),

        TP_fast_assign(
                __entry->dev            = dev;
                __entry->tid            = tid;
                __entry->chp_time       = stats->cs_chp_time;
                __entry->forced_to_close= stats->cs_forced_to_close;
                __entry->written        = stats->cs_written;
                __entry->dropped        = stats->cs_dropped;
        ),

        TP_printk("dev %d,%d tid %lu chp_time %u forced_to_close %u "
                  "written %u dropped %u",
                  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
                  jiffies_to_msecs(__entry->chp_time),
                  __entry->forced_to_close, __entry->written, __entry->dropped)
);

TRACE_EVENT(jbd2_update_log_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(jbd2_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)
);

TRACE_EVENT(jbd2_lock_buffer_stall,

        TP_PROTO(dev_t dev, unsigned long stall_ms),

        TP_ARGS(dev, stall_ms),

        TP_STRUCT__entry(
                __field(        dev_t, dev      )
                __field(unsigned long, stall_ms )
        ),

        TP_fast_assign(
                __entry->dev            = dev;
                __entry->stall_ms       = stall_ms;
        ),

        TP_printk("dev %d,%d stall_ms %lu",
                MAJOR(__entry->dev), MINOR(__entry->dev),
                __entry->stall_ms)
);

#endif /* _TRACE_JBD2_H */

/* This part must be outside protection */
#include <trace/define_trace.h>

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