xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

btrfs: Add ftrace for btrfs_workqueue

Browse Source 
Add ftrace for btrfs_workqueue for further workqueue tunning.
This patch needs to applied after the workqueue replace patchset.

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
This commit is contained in:
Qu Wenruo
2014-03-06 04:19:50 +00:00
committed by Josef Bacik
parent 6db8914f97
commit 52483bc26f
2 changed files with 89 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

82
include/trace/events/btrfs.h
View File

@@ -21,6 +21,7 @@ struct btrfs_block_group_cache;
struct btrfs_free_cluster;
struct map_lookup;
struct extent_buffer;
struct btrfs_work;
#define show_ref_type(type) \
__print_symbolic(type, \
@@ -982,6 +983,87 @@ TRACE_EVENT(free_extent_state,
(void *)__entry->ip)
);
DECLARE_EVENT_CLASS(btrfs__work,
TP_PROTO(struct btrfs_work *work),
TP_ARGS(work),
TP_STRUCT__entry(
__field( void *, work )
__field( void *, wq )
__field( void *, func )
__field( void *, ordered_func )
__field( void *, ordered_free )
),
TP_fast_assign(
__entry->work = work;
__entry->wq = work->wq;
__entry->func = work->func;
__entry->ordered_func = work->ordered_func;
__entry->ordered_free = work->ordered_free;
),
TP_printk("work=%p, wq=%p, func=%p, ordered_func=%p, ordered_free=%p",
__entry->work, __entry->wq, __entry->func,
__entry->ordered_func, __entry->ordered_free)
);
/* For situiations that the work is freed */
DECLARE_EVENT_CLASS(btrfs__work__done,
TP_PROTO(struct btrfs_work *work),
TP_ARGS(work),
TP_STRUCT__entry(
__field( void *, work )
),
TP_fast_assign(
__entry->work = work;
),
TP_printk("work->%p", __entry->work)
);
DEFINE_EVENT(btrfs__work, btrfs_work_queued,
TP_PROTO(struct btrfs_work *work),
TP_ARGS(work)
);
DEFINE_EVENT(btrfs__work, btrfs_work_sched,
TP_PROTO(struct btrfs_work *work),
TP_ARGS(work)
);
DEFINE_EVENT(btrfs__work, btrfs_normal_work_done,
TP_PROTO(struct btrfs_work *work),
TP_ARGS(work)
);
DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
TP_PROTO(struct btrfs_work *work),
TP_ARGS(work)
);
DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
TP_PROTO(struct btrfs_work *work),
TP_ARGS(work)
);
#endif /* _TRACE_BTRFS_H */
/* This part must be outside protection */