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-rw-r--r--include/trace/events/jbd2.h385
1 files changed, 385 insertions, 0 deletions
diff --git a/include/trace/events/jbd2.h b/include/trace/events/jbd2.h
new file mode 100644
index 000000000..c1d1f3eb2
--- /dev/null
+++ b/include/trace/events/jbd2.h
@@ -0,0 +1,385 @@
+#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>