jbd2.h File Reference

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

Go to the source code of this file.

Macros
#define	TRACE_SYSTEM   jbd2
#define	_TRACE_JBD2_H

Functions
	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),)
	DEFINE_EVENT (jbd2_commit, jbd2_commit_locking, TP_PROTO(journal_t *journal, transaction_t *commit_transaction),)
	DEFINE_EVENT (jbd2_commit, jbd2_commit_flushing, TP_PROTO(journal_t *journal, transaction_t *commit_transaction),)
	DEFINE_EVENT (jbd2_commit, jbd2_commit_logging, TP_PROTO(journal_t *journal, transaction_t *commit_transaction),)
	DEFINE_EVENT (jbd2_commit, jbd2_drop_transaction, TP_PROTO(journal_t *journal, transaction_t *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_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, 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->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 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->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))

Macro Definition Documentation

#define _TRACE_JBD2_H

Definition at line 5 of file jbd2.h.

#define TRACE_SYSTEM   jbd2

Definition at line 2 of file jbd2.h.

Function Documentation

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)
	)

DEFINE_EVENT	(	jbd2_commit	,
		jbd2_commit_locking	,
		TP_PROTO(journal_t *journal, transaction_t *commit_transaction)
	)

DEFINE_EVENT	(	jbd2_commit	,
		jbd2_commit_flushing	,
		TP_PROTO(journal_t *journal, transaction_t *commit_transaction)
	)

DEFINE_EVENT	(	jbd2_commit	,
		jbd2_commit_logging	,
		TP_PROTO(journal_t *journal, transaction_t *commit_transaction)
	)

DEFINE_EVENT	(	jbd2_commit	,
		jbd2_drop_transaction	,
		TP_PROTO(journal_t *journal, transaction_t *commit_transaction)
	)

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)
	)

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_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, 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->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 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->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)
	)