502 lines
13 KiB
C
502 lines
13 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM jbd2
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#if !defined(_TRACE_JBD2_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_JBD2_H
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#include <linux/jbd2.h>
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#include <linux/tracepoint.h>
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struct transaction_chp_stats_s;
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struct transaction_run_stats_s;
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TRACE_EVENT(jbd2_checkpoint,
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TP_PROTO(journal_t *journal, int result),
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TP_ARGS(journal, result),
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TP_STRUCT__entry(
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__field( dev_t, dev )
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__field( int, result )
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),
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TP_fast_assign(
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__entry->dev = journal->j_fs_dev->bd_dev;
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__entry->result = result;
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),
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TP_printk("dev %d,%d result %d",
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MAJOR(__entry->dev), MINOR(__entry->dev), __entry->result)
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);
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DECLARE_EVENT_CLASS(jbd2_commit,
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TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
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TP_ARGS(journal, commit_transaction),
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TP_STRUCT__entry(
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__field( dev_t, dev )
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__field( char, sync_commit )
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__field( tid_t, transaction )
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),
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TP_fast_assign(
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__entry->dev = journal->j_fs_dev->bd_dev;
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__entry->sync_commit = commit_transaction->t_synchronous_commit;
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__entry->transaction = commit_transaction->t_tid;
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),
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TP_printk("dev %d,%d transaction %u sync %d",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->transaction, __entry->sync_commit)
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);
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DEFINE_EVENT(jbd2_commit, jbd2_start_commit,
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TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
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TP_ARGS(journal, commit_transaction)
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);
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DEFINE_EVENT(jbd2_commit, jbd2_commit_locking,
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TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
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TP_ARGS(journal, commit_transaction)
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);
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DEFINE_EVENT(jbd2_commit, jbd2_commit_flushing,
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TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
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TP_ARGS(journal, commit_transaction)
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);
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DEFINE_EVENT(jbd2_commit, jbd2_commit_logging,
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TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
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TP_ARGS(journal, commit_transaction)
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);
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DEFINE_EVENT(jbd2_commit, jbd2_drop_transaction,
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TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
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TP_ARGS(journal, commit_transaction)
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);
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TRACE_EVENT(jbd2_end_commit,
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TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
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TP_ARGS(journal, commit_transaction),
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TP_STRUCT__entry(
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__field( dev_t, dev )
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__field( char, sync_commit )
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__field( tid_t, transaction )
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__field( tid_t, head )
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),
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TP_fast_assign(
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__entry->dev = journal->j_fs_dev->bd_dev;
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__entry->sync_commit = commit_transaction->t_synchronous_commit;
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__entry->transaction = commit_transaction->t_tid;
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__entry->head = journal->j_tail_sequence;
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),
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TP_printk("dev %d,%d transaction %u sync %d head %u",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->transaction, __entry->sync_commit, __entry->head)
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);
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TRACE_EVENT(jbd2_submit_inode_data,
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TP_PROTO(struct inode *inode),
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TP_ARGS(inode),
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TP_STRUCT__entry(
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__field( dev_t, dev )
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__field( ino_t, ino )
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),
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TP_fast_assign(
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__entry->dev = inode->i_sb->s_dev;
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__entry->ino = inode->i_ino;
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),
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TP_printk("dev %d,%d ino %lu",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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(unsigned long) __entry->ino)
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);
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DECLARE_EVENT_CLASS(jbd2_handle_start_class,
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TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
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unsigned int line_no, int requested_blocks),
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TP_ARGS(dev, tid, type, line_no, requested_blocks),
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TP_STRUCT__entry(
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__field( dev_t, dev )
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__field( tid_t, tid )
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__field( unsigned int, type )
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__field( unsigned int, line_no )
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__field( int, requested_blocks)
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),
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TP_fast_assign(
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__entry->dev = dev;
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__entry->tid = tid;
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__entry->type = type;
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__entry->line_no = line_no;
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__entry->requested_blocks = requested_blocks;
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),
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TP_printk("dev %d,%d tid %u type %u line_no %u "
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"requested_blocks %d",
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MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
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__entry->type, __entry->line_no, __entry->requested_blocks)
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);
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DEFINE_EVENT(jbd2_handle_start_class, jbd2_handle_start,
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TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
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unsigned int line_no, int requested_blocks),
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TP_ARGS(dev, tid, type, line_no, requested_blocks)
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);
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DEFINE_EVENT(jbd2_handle_start_class, jbd2_handle_restart,
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TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
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unsigned int line_no, int requested_blocks),
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TP_ARGS(dev, tid, type, line_no, requested_blocks)
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);
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TRACE_EVENT(jbd2_handle_extend,
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TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
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unsigned int line_no, int buffer_credits,
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int requested_blocks),
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TP_ARGS(dev, tid, type, line_no, buffer_credits, requested_blocks),
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TP_STRUCT__entry(
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__field( dev_t, dev )
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__field( tid_t, tid )
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__field( unsigned int, type )
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__field( unsigned int, line_no )
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__field( int, buffer_credits )
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__field( int, requested_blocks)
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),
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TP_fast_assign(
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__entry->dev = dev;
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__entry->tid = tid;
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__entry->type = type;
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__entry->line_no = line_no;
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__entry->buffer_credits = buffer_credits;
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__entry->requested_blocks = requested_blocks;
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),
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TP_printk("dev %d,%d tid %u type %u line_no %u "
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"buffer_credits %d requested_blocks %d",
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MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
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__entry->type, __entry->line_no, __entry->buffer_credits,
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__entry->requested_blocks)
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);
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TRACE_EVENT(jbd2_handle_stats,
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TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
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unsigned int line_no, int interval, int sync,
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int requested_blocks, int dirtied_blocks),
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TP_ARGS(dev, tid, type, line_no, interval, sync,
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requested_blocks, dirtied_blocks),
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TP_STRUCT__entry(
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__field( dev_t, dev )
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__field( tid_t, tid )
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__field( unsigned int, type )
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__field( unsigned int, line_no )
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__field( int, interval )
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__field( int, sync )
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__field( int, requested_blocks)
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__field( int, dirtied_blocks )
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),
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TP_fast_assign(
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__entry->dev = dev;
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__entry->tid = tid;
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__entry->type = type;
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__entry->line_no = line_no;
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__entry->interval = interval;
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__entry->sync = sync;
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__entry->requested_blocks = requested_blocks;
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__entry->dirtied_blocks = dirtied_blocks;
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),
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TP_printk("dev %d,%d tid %u type %u line_no %u interval %d "
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"sync %d requested_blocks %d dirtied_blocks %d",
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MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
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__entry->type, __entry->line_no, __entry->interval,
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__entry->sync, __entry->requested_blocks,
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__entry->dirtied_blocks)
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);
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TRACE_EVENT(jbd2_run_stats,
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TP_PROTO(dev_t dev, tid_t tid,
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struct transaction_run_stats_s *stats),
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TP_ARGS(dev, tid, stats),
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TP_STRUCT__entry(
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__field( dev_t, dev )
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__field( tid_t, tid )
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__field( unsigned long, wait )
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__field( unsigned long, request_delay )
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__field( unsigned long, running )
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__field( unsigned long, locked )
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__field( unsigned long, flushing )
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__field( unsigned long, logging )
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__field( __u32, handle_count )
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__field( __u32, blocks )
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__field( __u32, blocks_logged )
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),
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TP_fast_assign(
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__entry->dev = dev;
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__entry->tid = tid;
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__entry->wait = stats->rs_wait;
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__entry->request_delay = stats->rs_request_delay;
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__entry->running = stats->rs_running;
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__entry->locked = stats->rs_locked;
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__entry->flushing = stats->rs_flushing;
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__entry->logging = stats->rs_logging;
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__entry->handle_count = stats->rs_handle_count;
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__entry->blocks = stats->rs_blocks;
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__entry->blocks_logged = stats->rs_blocks_logged;
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),
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TP_printk("dev %d,%d tid %u wait %u request_delay %u running %u "
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"locked %u flushing %u logging %u handle_count %u "
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"blocks %u blocks_logged %u",
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MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
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jiffies_to_msecs(__entry->wait),
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jiffies_to_msecs(__entry->request_delay),
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jiffies_to_msecs(__entry->running),
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jiffies_to_msecs(__entry->locked),
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jiffies_to_msecs(__entry->flushing),
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jiffies_to_msecs(__entry->logging),
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__entry->handle_count, __entry->blocks,
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__entry->blocks_logged)
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);
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TRACE_EVENT(jbd2_checkpoint_stats,
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TP_PROTO(dev_t dev, tid_t tid,
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struct transaction_chp_stats_s *stats),
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TP_ARGS(dev, tid, stats),
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TP_STRUCT__entry(
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__field( dev_t, dev )
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__field( tid_t, tid )
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__field( unsigned long, chp_time )
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__field( __u32, forced_to_close )
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__field( __u32, written )
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__field( __u32, dropped )
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),
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TP_fast_assign(
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__entry->dev = dev;
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__entry->tid = tid;
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__entry->chp_time = stats->cs_chp_time;
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__entry->forced_to_close= stats->cs_forced_to_close;
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__entry->written = stats->cs_written;
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__entry->dropped = stats->cs_dropped;
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),
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TP_printk("dev %d,%d tid %u chp_time %u forced_to_close %u "
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"written %u dropped %u",
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MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
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jiffies_to_msecs(__entry->chp_time),
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__entry->forced_to_close, __entry->written, __entry->dropped)
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);
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TRACE_EVENT(jbd2_update_log_tail,
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TP_PROTO(journal_t *journal, tid_t first_tid,
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unsigned long block_nr, unsigned long freed),
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TP_ARGS(journal, first_tid, block_nr, freed),
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TP_STRUCT__entry(
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__field( dev_t, dev )
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__field( tid_t, tail_sequence )
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__field( tid_t, first_tid )
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__field(unsigned long, block_nr )
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__field(unsigned long, freed )
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),
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TP_fast_assign(
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__entry->dev = journal->j_fs_dev->bd_dev;
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__entry->tail_sequence = journal->j_tail_sequence;
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__entry->first_tid = first_tid;
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__entry->block_nr = block_nr;
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__entry->freed = freed;
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),
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TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->tail_sequence, __entry->first_tid,
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__entry->block_nr, __entry->freed)
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);
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TRACE_EVENT(jbd2_write_superblock,
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TP_PROTO(journal_t *journal, blk_opf_t write_flags),
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TP_ARGS(journal, write_flags),
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TP_STRUCT__entry(
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__field( dev_t, dev )
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__field( blk_opf_t, write_flags )
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),
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TP_fast_assign(
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__entry->dev = journal->j_fs_dev->bd_dev;
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__entry->write_flags = write_flags;
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),
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TP_printk("dev %d,%d write_flags %x", MAJOR(__entry->dev),
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MINOR(__entry->dev), (__force u32)__entry->write_flags)
|
||
|
|
);
|
||
|
|
|
||
|
|
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)
|
||
|
|
);
|
||
|
|
|
||
|
|
DECLARE_EVENT_CLASS(jbd2_journal_shrink,
|
||
|
|
|
||
|
|
TP_PROTO(journal_t *journal, unsigned long nr_to_scan,
|
||
|
|
unsigned long count),
|
||
|
|
|
||
|
|
TP_ARGS(journal, nr_to_scan, count),
|
||
|
|
|
||
|
|
TP_STRUCT__entry(
|
||
|
|
__field(dev_t, dev)
|
||
|
|
__field(unsigned long, nr_to_scan)
|
||
|
|
__field(unsigned long, count)
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_fast_assign(
|
||
|
|
__entry->dev = journal->j_fs_dev->bd_dev;
|
||
|
|
__entry->nr_to_scan = nr_to_scan;
|
||
|
|
__entry->count = count;
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_printk("dev %d,%d nr_to_scan %lu count %lu",
|
||
|
|
MAJOR(__entry->dev), MINOR(__entry->dev),
|
||
|
|
__entry->nr_to_scan, __entry->count)
|
||
|
|
);
|
||
|
|
|
||
|
|
DEFINE_EVENT(jbd2_journal_shrink, jbd2_shrink_count,
|
||
|
|
|
||
|
|
TP_PROTO(journal_t *journal, unsigned long nr_to_scan, unsigned long count),
|
||
|
|
|
||
|
|
TP_ARGS(journal, nr_to_scan, count)
|
||
|
|
);
|
||
|
|
|
||
|
|
DEFINE_EVENT(jbd2_journal_shrink, jbd2_shrink_scan_enter,
|
||
|
|
|
||
|
|
TP_PROTO(journal_t *journal, unsigned long nr_to_scan, unsigned long count),
|
||
|
|
|
||
|
|
TP_ARGS(journal, nr_to_scan, count)
|
||
|
|
);
|
||
|
|
|
||
|
|
TRACE_EVENT(jbd2_shrink_scan_exit,
|
||
|
|
|
||
|
|
TP_PROTO(journal_t *journal, unsigned long nr_to_scan,
|
||
|
|
unsigned long nr_shrunk, unsigned long count),
|
||
|
|
|
||
|
|
TP_ARGS(journal, nr_to_scan, nr_shrunk, count),
|
||
|
|
|
||
|
|
TP_STRUCT__entry(
|
||
|
|
__field(dev_t, dev)
|
||
|
|
__field(unsigned long, nr_to_scan)
|
||
|
|
__field(unsigned long, nr_shrunk)
|
||
|
|
__field(unsigned long, count)
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_fast_assign(
|
||
|
|
__entry->dev = journal->j_fs_dev->bd_dev;
|
||
|
|
__entry->nr_to_scan = nr_to_scan;
|
||
|
|
__entry->nr_shrunk = nr_shrunk;
|
||
|
|
__entry->count = count;
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_printk("dev %d,%d nr_to_scan %lu nr_shrunk %lu count %lu",
|
||
|
|
MAJOR(__entry->dev), MINOR(__entry->dev),
|
||
|
|
__entry->nr_to_scan, __entry->nr_shrunk,
|
||
|
|
__entry->count)
|
||
|
|
);
|
||
|
|
|
||
|
|
TRACE_EVENT(jbd2_shrink_checkpoint_list,
|
||
|
|
|
||
|
|
TP_PROTO(journal_t *journal, tid_t first_tid, tid_t tid, tid_t last_tid,
|
||
|
|
unsigned long nr_freed, unsigned long nr_scanned,
|
||
|
|
tid_t next_tid),
|
||
|
|
|
||
|
|
TP_ARGS(journal, first_tid, tid, last_tid, nr_freed,
|
||
|
|
nr_scanned, next_tid),
|
||
|
|
|
||
|
|
TP_STRUCT__entry(
|
||
|
|
__field(dev_t, dev)
|
||
|
|
__field(tid_t, first_tid)
|
||
|
|
__field(tid_t, tid)
|
||
|
|
__field(tid_t, last_tid)
|
||
|
|
__field(unsigned long, nr_freed)
|
||
|
|
__field(unsigned long, nr_scanned)
|
||
|
|
__field(tid_t, next_tid)
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_fast_assign(
|
||
|
|
__entry->dev = journal->j_fs_dev->bd_dev;
|
||
|
|
__entry->first_tid = first_tid;
|
||
|
|
__entry->tid = tid;
|
||
|
|
__entry->last_tid = last_tid;
|
||
|
|
__entry->nr_freed = nr_freed;
|
||
|
|
__entry->nr_scanned = nr_scanned;
|
||
|
|
__entry->next_tid = next_tid;
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_printk("dev %d,%d shrink transaction %u-%u(%u) freed %lu "
|
||
|
|
"scanned %lu next transaction %u",
|
||
|
|
MAJOR(__entry->dev), MINOR(__entry->dev),
|
||
|
|
__entry->first_tid, __entry->tid, __entry->last_tid,
|
||
|
|
__entry->nr_freed, __entry->nr_scanned, __entry->next_tid)
|
||
|
|
);
|
||
|
|
|
||
|
|
#endif /* _TRACE_JBD2_H */
|
||
|
|
|
||
|
|
/* This part must be outside protection */
|
||
|
|
#include <trace/define_trace.h>
|