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| author | Liu Bo <bo.li.liu@oracle.com> | 2013-07-16 15:03:36 +0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@fusionio.com> | 2013-09-01 15:57:39 +0400 |
| commit | 599c75ec3f7f3b606e8a0a684c00f12190712de8 (patch) | |
| tree | 3c7b7d82354eef5f507d8b85efda81fd50c514cf /include/trace | |
| parent | 1095cc0d924e1c61fb34e0bfcec049d1fbcca77c (diff) | |
| download | linux-599c75ec3f7f3b606e8a0a684c00f12190712de8.tar.xz | |
Btrfs/tracepoint: update delayed ref tracepoints
This shows exactly how btrfs processes the delayed refs onto disks,
which is very helpful on understanding delayed ref mechanism and
debugging related bugs.
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/btrfs.h | 60 |
1 files changed, 57 insertions, 3 deletions
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h index 2902657ba766..45702c3c3837 100644 --- a/include/trace/events/btrfs.h +++ b/include/trace/events/btrfs.h @@ -439,7 +439,7 @@ TRACE_EVENT(btrfs_sync_fs, { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" }) -TRACE_EVENT(btrfs_delayed_tree_ref, +DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref, TP_PROTO(struct btrfs_delayed_ref_node *ref, struct btrfs_delayed_tree_ref *full_ref, @@ -481,7 +481,25 @@ TRACE_EVENT(btrfs_delayed_tree_ref, (unsigned long long)__entry->seq) ); -TRACE_EVENT(btrfs_delayed_data_ref, +DEFINE_EVENT(btrfs_delayed_tree_ref, add_delayed_tree_ref, + + TP_PROTO(struct btrfs_delayed_ref_node *ref, + struct btrfs_delayed_tree_ref *full_ref, + int action), + + TP_ARGS(ref, full_ref, action) +); + +DEFINE_EVENT(btrfs_delayed_tree_ref, run_delayed_tree_ref, + + TP_PROTO(struct btrfs_delayed_ref_node *ref, + struct btrfs_delayed_tree_ref *full_ref, + int action), + + TP_ARGS(ref, full_ref, action) +); + +DECLARE_EVENT_CLASS(btrfs_delayed_data_ref, TP_PROTO(struct btrfs_delayed_ref_node *ref, struct btrfs_delayed_data_ref *full_ref, @@ -527,7 +545,25 @@ TRACE_EVENT(btrfs_delayed_data_ref, (unsigned long long)__entry->seq) ); -TRACE_EVENT(btrfs_delayed_ref_head, +DEFINE_EVENT(btrfs_delayed_data_ref, add_delayed_data_ref, + + TP_PROTO(struct btrfs_delayed_ref_node *ref, + struct btrfs_delayed_data_ref *full_ref, + int action), + + TP_ARGS(ref, full_ref, action) +); + +DEFINE_EVENT(btrfs_delayed_data_ref, run_delayed_data_ref, + + TP_PROTO(struct btrfs_delayed_ref_node *ref, + struct btrfs_delayed_data_ref *full_ref, + int action), + + TP_ARGS(ref, full_ref, action) +); + +DECLARE_EVENT_CLASS(btrfs_delayed_ref_head, TP_PROTO(struct btrfs_delayed_ref_node *ref, struct btrfs_delayed_ref_head *head_ref, @@ -556,6 +592,24 @@ TRACE_EVENT(btrfs_delayed_ref_head, __entry->is_data) ); +DEFINE_EVENT(btrfs_delayed_ref_head, add_delayed_ref_head, + + TP_PROTO(struct btrfs_delayed_ref_node *ref, + struct btrfs_delayed_ref_head *head_ref, + int action), + + TP_ARGS(ref, head_ref, action) +); + +DEFINE_EVENT(btrfs_delayed_ref_head, run_delayed_ref_head, + + TP_PROTO(struct btrfs_delayed_ref_node *ref, + struct btrfs_delayed_ref_head *head_ref, + int action), + + TP_ARGS(ref, head_ref, action) +); + #define show_chunk_type(type) \ __print_flags(type, "|", \ { BTRFS_BLOCK_GROUP_DATA, "DATA" }, \ |