diff options
| -rw-r--r-- | fs/xfs/xfs_log.c | 1 | ||||
| -rw-r--r-- | fs/xfs/xfs_trace.h | 59 | ||||
| -rw-r--r-- | fs/xfs/xfs_trans_ail.c | 3 |
3 files changed, 62 insertions, 1 deletions
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c index 49dd41e6a2d..8497a00e399 100644 --- a/fs/xfs/xfs_log.c +++ b/fs/xfs/xfs_log.c @@ -1076,6 +1076,7 @@ xlog_assign_tail_lsn_locked( tail_lsn = lip->li_lsn; else tail_lsn = atomic64_read(&log->l_last_sync_lsn); + trace_xfs_log_assign_tail_lsn(log, tail_lsn); atomic64_set(&log->l_tail_lsn, tail_lsn); return tail_lsn; } diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h index 47910e638c1..f195476a037 100644 --- a/fs/xfs/xfs_trace.h +++ b/fs/xfs/xfs_trace.h @@ -31,8 +31,8 @@ struct xfs_da_args; struct xfs_da_node_entry; struct xfs_dquot; struct xfs_log_item; -struct xlog_ticket; struct xlog; +struct xlog_ticket; struct xlog_recover; struct xlog_recover_item; struct xfs_buf_log_format; @@ -938,6 +938,63 @@ DEFINE_LOG_ITEM_EVENT(xfs_ail_pinned); DEFINE_LOG_ITEM_EVENT(xfs_ail_locked); DEFINE_LOG_ITEM_EVENT(xfs_ail_flushing); +DECLARE_EVENT_CLASS(xfs_ail_class, + TP_PROTO(struct xfs_log_item *lip, xfs_lsn_t old_lsn, xfs_lsn_t new_lsn), + TP_ARGS(lip, old_lsn, new_lsn), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(void *, lip) + __field(uint, type) + __field(uint, flags) + __field(xfs_lsn_t, old_lsn) + __field(xfs_lsn_t, new_lsn) + ), + TP_fast_assign( + __entry->dev = lip->li_mountp->m_super->s_dev; + __entry->lip = lip; + __entry->type = lip->li_type; + __entry->flags = lip->li_flags; + __entry->old_lsn = old_lsn; + __entry->new_lsn = new_lsn; + ), + TP_printk("dev %d:%d lip 0x%p old lsn %d/%d new lsn %d/%d type %s flags %s", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->lip, + CYCLE_LSN(__entry->old_lsn), BLOCK_LSN(__entry->old_lsn), + CYCLE_LSN(__entry->new_lsn), BLOCK_LSN(__entry->new_lsn), + __print_symbolic(__entry->type, XFS_LI_TYPE_DESC), + __print_flags(__entry->flags, "|", XFS_LI_FLAGS)) +) + +#define DEFINE_AIL_EVENT(name) \ +DEFINE_EVENT(xfs_ail_class, name, \ + TP_PROTO(struct xfs_log_item *lip, xfs_lsn_t old_lsn, xfs_lsn_t new_lsn), \ + TP_ARGS(lip, old_lsn, new_lsn)) +DEFINE_AIL_EVENT(xfs_ail_insert); +DEFINE_AIL_EVENT(xfs_ail_move); +DEFINE_AIL_EVENT(xfs_ail_delete); + +TRACE_EVENT(xfs_log_assign_tail_lsn, + TP_PROTO(struct xlog *log, xfs_lsn_t new_lsn), + TP_ARGS(log, new_lsn), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(xfs_lsn_t, new_lsn) + __field(xfs_lsn_t, old_lsn) + __field(xfs_lsn_t, last_sync_lsn) + ), + TP_fast_assign( + __entry->dev = log->l_mp->m_super->s_dev; + __entry->new_lsn = new_lsn; + __entry->old_lsn = atomic64_read(&log->l_tail_lsn); + __entry->last_sync_lsn = atomic64_read(&log->l_last_sync_lsn); + ), + TP_printk("dev %d:%d new tail lsn %d/%d, old lsn %d/%d, last sync %d/%d", + MAJOR(__entry->dev), MINOR(__entry->dev), + CYCLE_LSN(__entry->new_lsn), BLOCK_LSN(__entry->new_lsn), + CYCLE_LSN(__entry->old_lsn), BLOCK_LSN(__entry->old_lsn), + CYCLE_LSN(__entry->last_sync_lsn), BLOCK_LSN(__entry->last_sync_lsn)) +) DECLARE_EVENT_CLASS(xfs_file_class, TP_PROTO(struct xfs_inode *ip, size_t count, loff_t offset, int flags), diff --git a/fs/xfs/xfs_trans_ail.c b/fs/xfs/xfs_trans_ail.c index 4b47cfebd25..a7287354e53 100644 --- a/fs/xfs/xfs_trans_ail.c +++ b/fs/xfs/xfs_trans_ail.c @@ -659,11 +659,13 @@ xfs_trans_ail_update_bulk( if (XFS_LSN_CMP(lsn, lip->li_lsn) <= 0) continue; + trace_xfs_ail_move(lip, lip->li_lsn, lsn); xfs_ail_delete(ailp, lip); if (mlip == lip) mlip_changed = 1; } else { lip->li_flags |= XFS_LI_IN_AIL; + trace_xfs_ail_insert(lip, 0, lsn); } lip->li_lsn = lsn; list_add(&lip->li_ail, &tmp); @@ -732,6 +734,7 @@ xfs_trans_ail_delete_bulk( return; } + trace_xfs_ail_delete(lip, mlip->li_lsn, lip->li_lsn); xfs_ail_delete(ailp, lip); lip->li_flags &= ~XFS_LI_IN_AIL; lip->li_lsn = 0; |