writeback.h (e84d0a4f8e39a73003a6ec9a11b07702745f4c1f) writeback.h (d46db3d58233be4be980eb1e42eebe7808bcabab)
1#undef TRACE_SYSTEM
2#define TRACE_SYSTEM writeback
3
4#if !defined(_TRACE_WRITEBACK_H) || defined(TRACE_HEADER_MULTI_READ)
5#define _TRACE_WRITEBACK_H
6
7#include <linux/backing-dev.h>
8#include <linux/device.h>

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57);
58#define DEFINE_WRITEBACK_WORK_EVENT(name) \
59DEFINE_EVENT(writeback_work_class, name, \
60 TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), \
61 TP_ARGS(bdi, work))
62DEFINE_WRITEBACK_WORK_EVENT(writeback_nothread);
63DEFINE_WRITEBACK_WORK_EVENT(writeback_queue);
64DEFINE_WRITEBACK_WORK_EVENT(writeback_exec);
1#undef TRACE_SYSTEM
2#define TRACE_SYSTEM writeback
3
4#if !defined(_TRACE_WRITEBACK_H) || defined(TRACE_HEADER_MULTI_READ)
5#define _TRACE_WRITEBACK_H
6
7#include <linux/backing-dev.h>
8#include <linux/device.h>

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57);
58#define DEFINE_WRITEBACK_WORK_EVENT(name) \
59DEFINE_EVENT(writeback_work_class, name, \
60 TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), \
61 TP_ARGS(bdi, work))
62DEFINE_WRITEBACK_WORK_EVENT(writeback_nothread);
63DEFINE_WRITEBACK_WORK_EVENT(writeback_queue);
64DEFINE_WRITEBACK_WORK_EVENT(writeback_exec);
65DEFINE_WRITEBACK_WORK_EVENT(writeback_start);
66DEFINE_WRITEBACK_WORK_EVENT(writeback_written);
67DEFINE_WRITEBACK_WORK_EVENT(writeback_wait);
65
66TRACE_EVENT(writeback_pages_written,
67 TP_PROTO(long pages_written),
68 TP_ARGS(pages_written),
69 TP_STRUCT__entry(
70 __field(long, pages)
71 ),
72 TP_fast_assign(

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96DEFINE_WRITEBACK_EVENT(writeback_nowork);
97DEFINE_WRITEBACK_EVENT(writeback_wake_background);
98DEFINE_WRITEBACK_EVENT(writeback_wake_thread);
99DEFINE_WRITEBACK_EVENT(writeback_wake_forker_thread);
100DEFINE_WRITEBACK_EVENT(writeback_bdi_register);
101DEFINE_WRITEBACK_EVENT(writeback_bdi_unregister);
102DEFINE_WRITEBACK_EVENT(writeback_thread_start);
103DEFINE_WRITEBACK_EVENT(writeback_thread_stop);
68
69TRACE_EVENT(writeback_pages_written,
70 TP_PROTO(long pages_written),
71 TP_ARGS(pages_written),
72 TP_STRUCT__entry(
73 __field(long, pages)
74 ),
75 TP_fast_assign(

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99DEFINE_WRITEBACK_EVENT(writeback_nowork);
100DEFINE_WRITEBACK_EVENT(writeback_wake_background);
101DEFINE_WRITEBACK_EVENT(writeback_wake_thread);
102DEFINE_WRITEBACK_EVENT(writeback_wake_forker_thread);
103DEFINE_WRITEBACK_EVENT(writeback_bdi_register);
104DEFINE_WRITEBACK_EVENT(writeback_bdi_unregister);
105DEFINE_WRITEBACK_EVENT(writeback_thread_start);
106DEFINE_WRITEBACK_EVENT(writeback_thread_stop);
107DEFINE_WRITEBACK_EVENT(balance_dirty_start);
108DEFINE_WRITEBACK_EVENT(balance_dirty_wait);
104
109
110TRACE_EVENT(balance_dirty_written,
111
112 TP_PROTO(struct backing_dev_info *bdi, int written),
113
114 TP_ARGS(bdi, written),
115
116 TP_STRUCT__entry(
117 __array(char, name, 32)
118 __field(int, written)
119 ),
120
121 TP_fast_assign(
122 strncpy(__entry->name, dev_name(bdi->dev), 32);
123 __entry->written = written;
124 ),
125
126 TP_printk("bdi %s written %d",
127 __entry->name,
128 __entry->written
129 )
130);
131
105DECLARE_EVENT_CLASS(wbc_class,
106 TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi),
107 TP_ARGS(wbc, bdi),
108 TP_STRUCT__entry(
109 __array(char, name, 32)
110 __field(long, nr_to_write)
111 __field(long, pages_skipped)
112 __field(int, sync_mode)
113 __field(int, for_kupdate)
114 __field(int, for_background)
115 __field(int, for_reclaim)
116 __field(int, range_cyclic)
132DECLARE_EVENT_CLASS(wbc_class,
133 TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi),
134 TP_ARGS(wbc, bdi),
135 TP_STRUCT__entry(
136 __array(char, name, 32)
137 __field(long, nr_to_write)
138 __field(long, pages_skipped)
139 __field(int, sync_mode)
140 __field(int, for_kupdate)
141 __field(int, for_background)
142 __field(int, for_reclaim)
143 __field(int, range_cyclic)
117 __field(unsigned long, older_than_this)
118 __field(long, range_start)
119 __field(long, range_end)
120 ),
121
122 TP_fast_assign(
123 strncpy(__entry->name, dev_name(bdi->dev), 32);
124 __entry->nr_to_write = wbc->nr_to_write;
125 __entry->pages_skipped = wbc->pages_skipped;
126 __entry->sync_mode = wbc->sync_mode;
127 __entry->for_kupdate = wbc->for_kupdate;
128 __entry->for_background = wbc->for_background;
129 __entry->for_reclaim = wbc->for_reclaim;
130 __entry->range_cyclic = wbc->range_cyclic;
144 __field(long, range_start)
145 __field(long, range_end)
146 ),
147
148 TP_fast_assign(
149 strncpy(__entry->name, dev_name(bdi->dev), 32);
150 __entry->nr_to_write = wbc->nr_to_write;
151 __entry->pages_skipped = wbc->pages_skipped;
152 __entry->sync_mode = wbc->sync_mode;
153 __entry->for_kupdate = wbc->for_kupdate;
154 __entry->for_background = wbc->for_background;
155 __entry->for_reclaim = wbc->for_reclaim;
156 __entry->range_cyclic = wbc->range_cyclic;
131 __entry->older_than_this = wbc->older_than_this ?
132 *wbc->older_than_this : 0;
133 __entry->range_start = (long)wbc->range_start;
134 __entry->range_end = (long)wbc->range_end;
135 ),
136
137 TP_printk("bdi %s: towrt=%ld skip=%ld mode=%d kupd=%d "
157 __entry->range_start = (long)wbc->range_start;
158 __entry->range_end = (long)wbc->range_end;
159 ),
160
161 TP_printk("bdi %s: towrt=%ld skip=%ld mode=%d kupd=%d "
138 "bgrd=%d reclm=%d cyclic=%d older=0x%lx "
162 "bgrd=%d reclm=%d cyclic=%d "
139 "start=0x%lx end=0x%lx",
140 __entry->name,
141 __entry->nr_to_write,
142 __entry->pages_skipped,
143 __entry->sync_mode,
144 __entry->for_kupdate,
145 __entry->for_background,
146 __entry->for_reclaim,
147 __entry->range_cyclic,
163 "start=0x%lx end=0x%lx",
164 __entry->name,
165 __entry->nr_to_write,
166 __entry->pages_skipped,
167 __entry->sync_mode,
168 __entry->for_kupdate,
169 __entry->for_background,
170 __entry->for_reclaim,
171 __entry->range_cyclic,
148 __entry->older_than_this,
149 __entry->range_start,
150 __entry->range_end)
151)
152
153#define DEFINE_WBC_EVENT(name) \
154DEFINE_EVENT(wbc_class, name, \
155 TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), \
156 TP_ARGS(wbc, bdi))
172 __entry->range_start,
173 __entry->range_end)
174)
175
176#define DEFINE_WBC_EVENT(name) \
177DEFINE_EVENT(wbc_class, name, \
178 TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), \
179 TP_ARGS(wbc, bdi))
157DEFINE_WBC_EVENT(wbc_writeback_start);
158DEFINE_WBC_EVENT(wbc_writeback_written);
159DEFINE_WBC_EVENT(wbc_writeback_wait);
160DEFINE_WBC_EVENT(wbc_balance_dirty_start);
161DEFINE_WBC_EVENT(wbc_balance_dirty_written);
162DEFINE_WBC_EVENT(wbc_balance_dirty_wait);
163DEFINE_WBC_EVENT(wbc_writepage);
164
165TRACE_EVENT(writeback_queue_io,
166 TP_PROTO(struct bdi_writeback *wb,
167 unsigned long *older_than_this,
168 int moved),
169 TP_ARGS(wb, older_than_this, moved),
170 TP_STRUCT__entry(

--- 115 unchanged lines hidden --- 		180DEFINE_WBC_EVENT(wbc_writepage);
181
182TRACE_EVENT(writeback_queue_io,
183 TP_PROTO(struct bdi_writeback *wb,
184 unsigned long *older_than_this,
185 int moved),
186 TP_ARGS(wb, older_than_this, moved),
187 TP_STRUCT__entry(

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