@@ -1973,7 +1973,7 @@ void wb_workfn(struct work_struct *work)
*/
do {
pages_written = wb_do_writeback(wb);
- trace_writeback_pages_written(pages_written);
+ trace_writeback_pages_written(wb, pages_written);
} while (!list_empty(&wb->work_list));
} else {
/*
@@ -1983,7 +1983,7 @@ void wb_workfn(struct work_struct *work)
*/
pages_written = writeback_inodes_wb(wb, 1024,
WB_REASON_FORKER_THREAD);
- trace_writeback_pages_written(pages_written);
+ trace_writeback_pages_written(wb, pages_written);
}
if (!list_empty(&wb->work_list))
@@ -255,15 +255,18 @@ static inline unsigned int __trace_wbc_assign_cgroup(struct writeback_control *w
DEFINE_WRITEBACK_WORK_EVENT(writeback_wait);
TRACE_EVENT(writeback_pages_written,
- TP_PROTO(long pages_written),
- TP_ARGS(pages_written),
+ TP_PROTO(struct bdi_writeback *wb, long pages_written),
+ TP_ARGS(wb, pages_written),
TP_STRUCT__entry(
__field(long, pages)
+ __field(unsigned int, cgroup_ino)
),
TP_fast_assign(
__entry->pages = pages_written;
+ __entry->cgroup_ino = __trace_wb_assign_cgroup(wb);
),
- TP_printk("%ld", __entry->pages)
+ TP_printk("pages=%ld cgroup_ino=%u",
+ __entry->pages, __entry->cgroup_ino)
);
DECLARE_EVENT_CLASS(writeback_class,