[PATCH 035/119] xfs: add tracepoints for the rmap functions

[Darrick J. Wong]

Signed-off-by: Darrick J. Wong <darrick.wong at oracle.com>
---
 fs/xfs/xfs_trace.h |   81 +++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 79 insertions(+), 2 deletions(-)


diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
index 28bd991..6daafaf 100644
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -2415,8 +2415,6 @@ DEFINE_DEFER_PENDING_EVENT(xfs_defer_pending_cancel);
 DEFINE_DEFER_PENDING_EVENT(xfs_defer_pending_finish);
 DEFINE_DEFER_PENDING_EVENT(xfs_defer_pending_abort);
 
-DEFINE_MAP_EXTENT_DEFERRED_EVENT(xfs_defer_map_extent);
-
 #define DEFINE_BMAP_FREE_DEFERRED_EVENT DEFINE_PHYS_EXTENT_DEFERRED_EVENT
 DEFINE_BMAP_FREE_DEFERRED_EVENT(xfs_bmap_free_defer);
 DEFINE_BMAP_FREE_DEFERRED_EVENT(xfs_bmap_free_deferred);
@@ -2463,6 +2461,36 @@ DEFINE_EVENT(xfs_rmap_class, name, \
 		 struct xfs_owner_info *oinfo), \
 	TP_ARGS(mp, agno, agbno, len, unwritten, oinfo))
 
+/* simple AG-based error/%ip tracepoint class */
+DECLARE_EVENT_CLASS(xfs_ag_error_class,
+	TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, int error,
+		 unsigned long caller_ip),
+	TP_ARGS(mp, agno, error, caller_ip),
+	TP_STRUCT__entry(
+		__field(dev_t, dev)
+		__field(xfs_agnumber_t, agno)
+		__field(int, error)
+		__field(unsigned long, caller_ip)
+	),
+	TP_fast_assign(
+		__entry->dev = mp->m_super->s_dev;
+		__entry->agno = agno;
+		__entry->error = error;
+		__entry->caller_ip = caller_ip;
+	),
+	TP_printk("dev %d:%d agno %u error %d caller %ps",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  __entry->agno,
+		  __entry->error,
+		  (char *)__entry->caller_ip)
+);
+
+#define DEFINE_AG_ERROR_EVENT(name) \
+DEFINE_EVENT(xfs_ag_error_class, name, \
+	TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, int error, \
+		 unsigned long caller_ip), \
+	TP_ARGS(mp, agno, error, caller_ip))
+
 DEFINE_RMAP_EVENT(xfs_rmap_free_extent);
 DEFINE_RMAP_EVENT(xfs_rmap_free_extent_done);
 DEFINE_RMAP_EVENT(xfs_rmap_free_extent_error);
@@ -2470,8 +2498,57 @@ DEFINE_RMAP_EVENT(xfs_rmap_alloc_extent);
 DEFINE_RMAP_EVENT(xfs_rmap_alloc_extent_done);
 DEFINE_RMAP_EVENT(xfs_rmap_alloc_extent_error);
 
+DECLARE_EVENT_CLASS(xfs_rmapbt_class,
+	TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno,
+		 xfs_agblock_t agbno, xfs_extlen_t len,
+		 uint64_t owner, uint64_t offset, unsigned int flags),
+	TP_ARGS(mp, agno, agbno, len, owner, offset, flags),
+	TP_STRUCT__entry(
+		__field(dev_t, dev)
+		__field(xfs_agnumber_t, agno)
+		__field(xfs_agblock_t, agbno)
+		__field(xfs_extlen_t, len)
+		__field(uint64_t, owner)
+		__field(uint64_t, offset)
+		__field(unsigned int, flags)
+	),
+	TP_fast_assign(
+		__entry->dev = mp->m_super->s_dev;
+		__entry->agno = agno;
+		__entry->agbno = agbno;
+		__entry->len = len;
+		__entry->owner = owner;
+		__entry->offset = offset;
+		__entry->flags = flags;
+	),
+	TP_printk("dev %d:%d agno %u agbno %u len %u owner %lld offset %llu flags 0x%x",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  __entry->agno,
+		  __entry->agbno,
+		  __entry->len,
+		  __entry->owner,
+		  __entry->offset,
+		  __entry->flags)
+);
+#define DEFINE_RMAPBT_EVENT(name) \
+DEFINE_EVENT(xfs_rmapbt_class, name, \
+	TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, \
+		 xfs_agblock_t agbno, xfs_extlen_t len, \
+		 uint64_t owner, uint64_t offset, unsigned int flags), \
+	TP_ARGS(mp, agno, agbno, len, owner, offset, flags))
+
+#define DEFINE_RMAP_DEFERRED_EVENT DEFINE_MAP_EXTENT_DEFERRED_EVENT
+DEFINE_RMAP_DEFERRED_EVENT(xfs_rmap_defer);
+DEFINE_RMAP_DEFERRED_EVENT(xfs_rmap_deferred);
+
 DEFINE_BUSY_EVENT(xfs_rmapbt_alloc_block);
 DEFINE_BUSY_EVENT(xfs_rmapbt_free_block);
+DEFINE_RMAPBT_EVENT(xfs_rmapbt_update);
+DEFINE_RMAPBT_EVENT(xfs_rmapbt_insert);
+DEFINE_RMAPBT_EVENT(xfs_rmapbt_delete);
+DEFINE_AG_ERROR_EVENT(xfs_rmapbt_insert_error);
+DEFINE_AG_ERROR_EVENT(xfs_rmapbt_delete_error);
+DEFINE_AG_ERROR_EVENT(xfs_rmapbt_update_error);
 
 #endif /* _TRACE_XFS_H */