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-rw-r--r--include/trace/events/block.h20
-rw-r--r--include/trace/events/writeback.h10
2 files changed, 16 insertions, 14 deletions
diff --git a/include/trace/events/block.h b/include/trace/events/block.h
index bf366547da25..05c5e61f0a7c 100644
--- a/include/trace/events/block.h
+++ b/include/trace/events/block.h
@@ -8,6 +8,8 @@
#include <linux/blkdev.h>
#include <linux/tracepoint.h>
+#define RWBS_LEN 8
+
DECLARE_EVENT_CLASS(block_rq_with_error,
TP_PROTO(struct request_queue *q, struct request *rq),
@@ -19,7 +21,7 @@ DECLARE_EVENT_CLASS(block_rq_with_error,
__field( sector_t, sector )
__field( unsigned int, nr_sector )
__field( int, errors )
- __array( char, rwbs, 6 )
+ __array( char, rwbs, RWBS_LEN )
__dynamic_array( char, cmd, blk_cmd_buf_len(rq) )
),
@@ -104,7 +106,7 @@ DECLARE_EVENT_CLASS(block_rq,
__field( sector_t, sector )
__field( unsigned int, nr_sector )
__field( unsigned int, bytes )
- __array( char, rwbs, 6 )
+ __array( char, rwbs, RWBS_LEN )
__array( char, comm, TASK_COMM_LEN )
__dynamic_array( char, cmd, blk_cmd_buf_len(rq) )
),
@@ -183,7 +185,7 @@ TRACE_EVENT(block_bio_bounce,
__field( dev_t, dev )
__field( sector_t, sector )
__field( unsigned int, nr_sector )
- __array( char, rwbs, 6 )
+ __array( char, rwbs, RWBS_LEN )
__array( char, comm, TASK_COMM_LEN )
),
@@ -222,7 +224,7 @@ TRACE_EVENT(block_bio_complete,
__field( sector_t, sector )
__field( unsigned, nr_sector )
__field( int, error )
- __array( char, rwbs, 6 )
+ __array( char, rwbs, RWBS_LEN)
),
TP_fast_assign(
@@ -249,7 +251,7 @@ DECLARE_EVENT_CLASS(block_bio,
__field( dev_t, dev )
__field( sector_t, sector )
__field( unsigned int, nr_sector )
- __array( char, rwbs, 6 )
+ __array( char, rwbs, RWBS_LEN )
__array( char, comm, TASK_COMM_LEN )
),
@@ -321,7 +323,7 @@ DECLARE_EVENT_CLASS(block_get_rq,
__field( dev_t, dev )
__field( sector_t, sector )
__field( unsigned int, nr_sector )
- __array( char, rwbs, 6 )
+ __array( char, rwbs, RWBS_LEN )
__array( char, comm, TASK_COMM_LEN )
),
@@ -456,7 +458,7 @@ TRACE_EVENT(block_split,
__field( dev_t, dev )
__field( sector_t, sector )
__field( sector_t, new_sector )
- __array( char, rwbs, 6 )
+ __array( char, rwbs, RWBS_LEN )
__array( char, comm, TASK_COMM_LEN )
),
@@ -498,7 +500,7 @@ TRACE_EVENT(block_bio_remap,
__field( unsigned int, nr_sector )
__field( dev_t, old_dev )
__field( sector_t, old_sector )
- __array( char, rwbs, 6 )
+ __array( char, rwbs, RWBS_LEN)
),
TP_fast_assign(
@@ -542,7 +544,7 @@ TRACE_EVENT(block_rq_remap,
__field( unsigned int, nr_sector )
__field( dev_t, old_dev )
__field( sector_t, old_sector )
- __array( char, rwbs, 6 )
+ __array( char, rwbs, RWBS_LEN)
),
TP_fast_assign(
diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h
index 6bca4cc0063c..5f172703eb4f 100644
--- a/include/trace/events/writeback.h
+++ b/include/trace/events/writeback.h
@@ -298,7 +298,7 @@ DECLARE_EVENT_CLASS(writeback_single_inode_template,
__array(char, name, 32)
__field(unsigned long, ino)
__field(unsigned long, state)
- __field(unsigned long, age)
+ __field(unsigned long, dirtied_when)
__field(unsigned long, writeback_index)
__field(long, nr_to_write)
__field(unsigned long, wrote)
@@ -309,19 +309,19 @@ DECLARE_EVENT_CLASS(writeback_single_inode_template,
dev_name(inode->i_mapping->backing_dev_info->dev), 32);
__entry->ino = inode->i_ino;
__entry->state = inode->i_state;
- __entry->age = (jiffies - inode->dirtied_when) *
- 1000 / HZ;
+ __entry->dirtied_when = inode->dirtied_when;
__entry->writeback_index = inode->i_mapping->writeback_index;
__entry->nr_to_write = nr_to_write;
__entry->wrote = nr_to_write - wbc->nr_to_write;
),
- TP_printk("bdi %s: ino=%lu state=%s age=%lu "
+ TP_printk("bdi %s: ino=%lu state=%s dirtied_when=%lu age=%lu "
"index=%lu to_write=%ld wrote=%lu",
__entry->name,
__entry->ino,
show_inode_state(__entry->state),
- __entry->age,
+ __entry->dirtied_when,
+ (jiffies - __entry->dirtied_when) / HZ,
__entry->writeback_index,
__entry->nr_to_write,
__entry->wrote
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