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-rw-r--r--include/trace/events/block.h104
-rw-r--r--include/trace/events/ext4.h198
-rw-r--r--include/trace/events/jbd2.h106
-rw-r--r--include/trace/events/writeback.h116
4 files changed, 474 insertions, 50 deletions
diff --git a/include/trace/events/block.h b/include/trace/events/block.h
index 05c5e61f0a7c..9961726523d0 100644
--- a/include/trace/events/block.h
+++ b/include/trace/events/block.h
@@ -6,10 +6,61 @@
#include <linux/blktrace_api.h>
#include <linux/blkdev.h>
+#include <linux/buffer_head.h>
#include <linux/tracepoint.h>
#define RWBS_LEN 8
+DECLARE_EVENT_CLASS(block_buffer,
+
+ TP_PROTO(struct buffer_head *bh),
+
+ TP_ARGS(bh),
+
+ TP_STRUCT__entry (
+ __field( dev_t, dev )
+ __field( sector_t, sector )
+ __field( size_t, size )
+ ),
+
+ TP_fast_assign(
+ __entry->dev = bh->b_bdev->bd_dev;
+ __entry->sector = bh->b_blocknr;
+ __entry->size = bh->b_size;
+ ),
+
+ TP_printk("%d,%d sector=%llu size=%zu",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ (unsigned long long)__entry->sector, __entry->size
+ )
+);
+
+/**
+ * block_touch_buffer - mark a buffer accessed
+ * @bh: buffer_head being touched
+ *
+ * Called from touch_buffer().
+ */
+DEFINE_EVENT(block_buffer, block_touch_buffer,
+
+ TP_PROTO(struct buffer_head *bh),
+
+ TP_ARGS(bh)
+);
+
+/**
+ * block_dirty_buffer - mark a buffer dirty
+ * @bh: buffer_head being dirtied
+ *
+ * Called from mark_buffer_dirty().
+ */
+DEFINE_EVENT(block_buffer, block_dirty_buffer,
+
+ TP_PROTO(struct buffer_head *bh),
+
+ TP_ARGS(bh)
+);
+
DECLARE_EVENT_CLASS(block_rq_with_error,
TP_PROTO(struct request_queue *q, struct request *rq),
@@ -206,7 +257,6 @@ TRACE_EVENT(block_bio_bounce,
/**
* block_bio_complete - completed all work on the block operation
- * @q: queue holding the block operation
* @bio: block operation completed
* @error: io error value
*
@@ -215,9 +265,9 @@ TRACE_EVENT(block_bio_bounce,
*/
TRACE_EVENT(block_bio_complete,
- TP_PROTO(struct request_queue *q, struct bio *bio, int error),
+ TP_PROTO(struct bio *bio, int error),
- TP_ARGS(q, bio, error),
+ TP_ARGS(bio, error),
TP_STRUCT__entry(
__field( dev_t, dev )
@@ -228,7 +278,8 @@ TRACE_EVENT(block_bio_complete,
),
TP_fast_assign(
- __entry->dev = bio->bi_bdev->bd_dev;
+ __entry->dev = bio->bi_bdev ?
+ bio->bi_bdev->bd_dev : 0;
__entry->sector = bio->bi_sector;
__entry->nr_sector = bio->bi_size >> 9;
__entry->error = error;
@@ -241,11 +292,11 @@ TRACE_EVENT(block_bio_complete,
__entry->nr_sector, __entry->error)
);
-DECLARE_EVENT_CLASS(block_bio,
+DECLARE_EVENT_CLASS(block_bio_merge,
- TP_PROTO(struct request_queue *q, struct bio *bio),
+ TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio),
- TP_ARGS(q, bio),
+ TP_ARGS(q, rq, bio),
TP_STRUCT__entry(
__field( dev_t, dev )
@@ -272,31 +323,33 @@ DECLARE_EVENT_CLASS(block_bio,
/**
* block_bio_backmerge - merging block operation to the end of an existing operation
* @q: queue holding operation
+ * @rq: request bio is being merged into
* @bio: new block operation to merge
*
* Merging block request @bio to the end of an existing block request
* in queue @q.
*/
-DEFINE_EVENT(block_bio, block_bio_backmerge,
+DEFINE_EVENT(block_bio_merge, block_bio_backmerge,
- TP_PROTO(struct request_queue *q, struct bio *bio),
+ TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio),
- TP_ARGS(q, bio)
+ TP_ARGS(q, rq, bio)
);
/**
* block_bio_frontmerge - merging block operation to the beginning of an existing operation
* @q: queue holding operation
+ * @rq: request bio is being merged into
* @bio: new block operation to merge
*
* Merging block IO operation @bio to the beginning of an existing block
* operation in queue @q.
*/
-DEFINE_EVENT(block_bio, block_bio_frontmerge,
+DEFINE_EVENT(block_bio_merge, block_bio_frontmerge,
- TP_PROTO(struct request_queue *q, struct bio *bio),
+ TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio),
- TP_ARGS(q, bio)
+ TP_ARGS(q, rq, bio)
);
/**
@@ -306,11 +359,32 @@ DEFINE_EVENT(block_bio, block_bio_frontmerge,
*
* About to place the block IO operation @bio into queue @q.
*/
-DEFINE_EVENT(block_bio, block_bio_queue,
+TRACE_EVENT(block_bio_queue,
TP_PROTO(struct request_queue *q, struct bio *bio),
- TP_ARGS(q, bio)
+ TP_ARGS(q, bio),
+
+ TP_STRUCT__entry(
+ __field( dev_t, dev )
+ __field( sector_t, sector )
+ __field( unsigned int, nr_sector )
+ __array( char, rwbs, RWBS_LEN )
+ __array( char, comm, TASK_COMM_LEN )
+ ),
+
+ TP_fast_assign(
+ __entry->dev = bio->bi_bdev->bd_dev;
+ __entry->sector = bio->bi_sector;
+ __entry->nr_sector = bio->bi_size >> 9;
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
+ ),
+
+ TP_printk("%d,%d %s %llu + %u [%s]",
+ MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs,
+ (unsigned long long)__entry->sector,
+ __entry->nr_sector, __entry->comm)
);
DECLARE_EVENT_CLASS(block_get_rq,
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index 7e8c36bc7082..4ee471003859 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -1324,6 +1324,31 @@ TRACE_EVENT(ext4_fallocate_exit,
__entry->ret)
);
+TRACE_EVENT(ext4_punch_hole,
+ TP_PROTO(struct inode *inode, loff_t offset, loff_t len),
+
+ TP_ARGS(inode, offset, len),
+
+ TP_STRUCT__entry(
+ __field( dev_t, dev )
+ __field( ino_t, ino )
+ __field( loff_t, offset )
+ __field( loff_t, len )
+ ),
+
+ TP_fast_assign(
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->ino = inode->i_ino;
+ __entry->offset = offset;
+ __entry->len = len;
+ ),
+
+ TP_printk("dev %d,%d ino %lu offset %lld len %lld",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ (unsigned long) __entry->ino,
+ __entry->offset, __entry->len)
+);
+
TRACE_EVENT(ext4_unlink_enter,
TP_PROTO(struct inode *parent, struct dentry *dentry),
@@ -2068,103 +2093,210 @@ TRACE_EVENT(ext4_ext_remove_space_done,
);
TRACE_EVENT(ext4_es_insert_extent,
- TP_PROTO(struct inode *inode, ext4_lblk_t start, ext4_lblk_t len),
+ TP_PROTO(struct inode *inode, struct extent_status *es),
- TP_ARGS(inode, start, len),
+ TP_ARGS(inode, es),
TP_STRUCT__entry(
- __field( dev_t, dev )
- __field( ino_t, ino )
- __field( loff_t, start )
- __field( loff_t, len )
+ __field( dev_t, dev )
+ __field( ino_t, ino )
+ __field( ext4_lblk_t, lblk )
+ __field( ext4_lblk_t, len )
+ __field( ext4_fsblk_t, pblk )
+ __field( unsigned long long, status )
),
TP_fast_assign(
__entry->dev = inode->i_sb->s_dev;
__entry->ino = inode->i_ino;
- __entry->start = start;
- __entry->len = len;
+ __entry->lblk = es->es_lblk;
+ __entry->len = es->es_len;
+ __entry->pblk = ext4_es_pblock(es);
+ __entry->status = ext4_es_status(es);
),
- TP_printk("dev %d,%d ino %lu es [%lld/%lld)",
+ TP_printk("dev %d,%d ino %lu es [%u/%u) mapped %llu status %llx",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long) __entry->ino,
- __entry->start, __entry->len)
+ __entry->lblk, __entry->len,
+ __entry->pblk, __entry->status)
);
TRACE_EVENT(ext4_es_remove_extent,
- TP_PROTO(struct inode *inode, ext4_lblk_t start, ext4_lblk_t len),
+ TP_PROTO(struct inode *inode, ext4_lblk_t lblk, ext4_lblk_t len),
- TP_ARGS(inode, start, len),
+ TP_ARGS(inode, lblk, len),
TP_STRUCT__entry(
__field( dev_t, dev )
__field( ino_t, ino )
- __field( loff_t, start )
+ __field( loff_t, lblk )
__field( loff_t, len )
),
TP_fast_assign(
__entry->dev = inode->i_sb->s_dev;
__entry->ino = inode->i_ino;
- __entry->start = start;
+ __entry->lblk = lblk;
__entry->len = len;
),
TP_printk("dev %d,%d ino %lu es [%lld/%lld)",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long) __entry->ino,
- __entry->start, __entry->len)
+ __entry->lblk, __entry->len)
);
-TRACE_EVENT(ext4_es_find_extent_enter,
- TP_PROTO(struct inode *inode, ext4_lblk_t start),
+TRACE_EVENT(ext4_es_find_delayed_extent_enter,
+ TP_PROTO(struct inode *inode, ext4_lblk_t lblk),
- TP_ARGS(inode, start),
+ TP_ARGS(inode, lblk),
TP_STRUCT__entry(
__field( dev_t, dev )
__field( ino_t, ino )
- __field( ext4_lblk_t, start )
+ __field( ext4_lblk_t, lblk )
),
TP_fast_assign(
__entry->dev = inode->i_sb->s_dev;
__entry->ino = inode->i_ino;
- __entry->start = start;
+ __entry->lblk = lblk;
),
- TP_printk("dev %d,%d ino %lu start %u",
+ TP_printk("dev %d,%d ino %lu lblk %u",
MAJOR(__entry->dev), MINOR(__entry->dev),
- (unsigned long) __entry->ino, __entry->start)
+ (unsigned long) __entry->ino, __entry->lblk)
);
-TRACE_EVENT(ext4_es_find_extent_exit,
- TP_PROTO(struct inode *inode, struct extent_status *es,
- ext4_lblk_t ret),
+TRACE_EVENT(ext4_es_find_delayed_extent_exit,
+ TP_PROTO(struct inode *inode, struct extent_status *es),
- TP_ARGS(inode, es, ret),
+ TP_ARGS(inode, es),
TP_STRUCT__entry(
__field( dev_t, dev )
__field( ino_t, ino )
- __field( ext4_lblk_t, start )
+ __field( ext4_lblk_t, lblk )
__field( ext4_lblk_t, len )
- __field( ext4_lblk_t, ret )
+ __field( ext4_fsblk_t, pblk )
+ __field( unsigned long long, status )
),
TP_fast_assign(
__entry->dev = inode->i_sb->s_dev;
__entry->ino = inode->i_ino;
- __entry->start = es->start;
- __entry->len = es->len;
- __entry->ret = ret;
+ __entry->lblk = es->es_lblk;
+ __entry->len = es->es_len;
+ __entry->pblk = ext4_es_pblock(es);
+ __entry->status = ext4_es_status(es);
),
- TP_printk("dev %d,%d ino %lu es [%u/%u) ret %u",
+ TP_printk("dev %d,%d ino %lu es [%u/%u) mapped %llu status %llx",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long) __entry->ino,
- __entry->start, __entry->len, __entry->ret)
+ __entry->lblk, __entry->len,
+ __entry->pblk, __entry->status)
+);
+
+TRACE_EVENT(ext4_es_lookup_extent_enter,
+ TP_PROTO(struct inode *inode, ext4_lblk_t lblk),
+
+ TP_ARGS(inode, lblk),
+
+ TP_STRUCT__entry(
+ __field( dev_t, dev )
+ __field( ino_t, ino )
+ __field( ext4_lblk_t, lblk )
+ ),
+
+ TP_fast_assign(
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->ino = inode->i_ino;
+ __entry->lblk = lblk;
+ ),
+
+ TP_printk("dev %d,%d ino %lu lblk %u",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ (unsigned long) __entry->ino, __entry->lblk)
+);
+
+TRACE_EVENT(ext4_es_lookup_extent_exit,
+ TP_PROTO(struct inode *inode, struct extent_status *es,
+ int found),
+
+ TP_ARGS(inode, es, found),
+
+ TP_STRUCT__entry(
+ __field( dev_t, dev )
+ __field( ino_t, ino )
+ __field( ext4_lblk_t, lblk )
+ __field( ext4_lblk_t, len )
+ __field( ext4_fsblk_t, pblk )
+ __field( unsigned long long, status )
+ __field( int, found )
+ ),
+
+ TP_fast_assign(
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->ino = inode->i_ino;
+ __entry->lblk = es->es_lblk;
+ __entry->len = es->es_len;
+ __entry->pblk = ext4_es_pblock(es);
+ __entry->status = ext4_es_status(es);
+ __entry->found = found;
+ ),
+
+ TP_printk("dev %d,%d ino %lu found %d [%u/%u) %llu %llx",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ (unsigned long) __entry->ino, __entry->found,
+ __entry->lblk, __entry->len,
+ __entry->found ? __entry->pblk : 0,
+ __entry->found ? __entry->status : 0)
+);
+
+TRACE_EVENT(ext4_es_shrink_enter,
+ TP_PROTO(struct super_block *sb, int nr_to_scan, int cache_cnt),
+
+ TP_ARGS(sb, nr_to_scan, cache_cnt),
+
+ TP_STRUCT__entry(
+ __field( dev_t, dev )
+ __field( int, nr_to_scan )
+ __field( int, cache_cnt )
+ ),
+
+ TP_fast_assign(
+ __entry->dev = sb->s_dev;
+ __entry->nr_to_scan = nr_to_scan;
+ __entry->cache_cnt = cache_cnt;
+ ),
+
+ TP_printk("dev %d,%d nr_to_scan %d cache_cnt %d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->nr_to_scan, __entry->cache_cnt)
+);
+
+TRACE_EVENT(ext4_es_shrink_exit,
+ TP_PROTO(struct super_block *sb, int shrunk_nr, int cache_cnt),
+
+ TP_ARGS(sb, shrunk_nr, cache_cnt),
+
+ TP_STRUCT__entry(
+ __field( dev_t, dev )
+ __field( int, shrunk_nr )
+ __field( int, cache_cnt )
+ ),
+
+ TP_fast_assign(
+ __entry->dev = sb->s_dev;
+ __entry->shrunk_nr = shrunk_nr;
+ __entry->cache_cnt = cache_cnt;
+ ),
+
+ TP_printk("dev %d,%d shrunk_nr %d cache_cnt %d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->shrunk_nr, __entry->cache_cnt)
);
#endif /* _TRACE_EXT4_H */
diff --git a/include/trace/events/jbd2.h b/include/trace/events/jbd2.h
index 127993dbf322..070df49e4a1d 100644
--- a/include/trace/events/jbd2.h
+++ b/include/trace/events/jbd2.h
@@ -132,6 +132,104 @@ TRACE_EVENT(jbd2_submit_inode_data,
(unsigned long) __entry->ino)
);
+TRACE_EVENT(jbd2_handle_start,
+ TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
+ unsigned int line_no, int requested_blocks),
+
+ TP_ARGS(dev, tid, type, line_no, requested_blocks),
+
+ TP_STRUCT__entry(
+ __field( dev_t, dev )
+ __field( unsigned long, tid )
+ __field( unsigned int, type )
+ __field( unsigned int, line_no )
+ __field( int, requested_blocks)
+ ),
+
+ TP_fast_assign(
+ __entry->dev = dev;
+ __entry->tid = tid;
+ __entry->type = type;
+ __entry->line_no = line_no;
+ __entry->requested_blocks = requested_blocks;
+ ),
+
+ TP_printk("dev %d,%d tid %lu type %u line_no %u "
+ "requested_blocks %d",
+ MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
+ __entry->type, __entry->line_no, __entry->requested_blocks)
+);
+
+TRACE_EVENT(jbd2_handle_extend,
+ TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
+ unsigned int line_no, int buffer_credits,
+ int requested_blocks),
+
+ TP_ARGS(dev, tid, type, line_no, buffer_credits, requested_blocks),
+
+ TP_STRUCT__entry(
+ __field( dev_t, dev )
+ __field( unsigned long, tid )
+ __field( unsigned int, type )
+ __field( unsigned int, line_no )
+ __field( int, buffer_credits )
+ __field( int, requested_blocks)
+ ),
+
+ TP_fast_assign(
+ __entry->dev = dev;
+ __entry->tid = tid;
+ __entry->type = type;
+ __entry->line_no = line_no;
+ __entry->buffer_credits = buffer_credits;
+ __entry->requested_blocks = requested_blocks;
+ ),
+
+ TP_printk("dev %d,%d tid %lu type %u line_no %u "
+ "buffer_credits %d requested_blocks %d",
+ MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
+ __entry->type, __entry->line_no, __entry->buffer_credits,
+ __entry->requested_blocks)
+);
+
+TRACE_EVENT(jbd2_handle_stats,
+ TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
+ unsigned int line_no, int interval, int sync,
+ int requested_blocks, int dirtied_blocks),
+
+ TP_ARGS(dev, tid, type, line_no, interval, sync,
+ requested_blocks, dirtied_blocks),
+
+ TP_STRUCT__entry(
+ __field( dev_t, dev )
+ __field( unsigned long, tid )
+ __field( unsigned int, type )
+ __field( unsigned int, line_no )
+ __field( int, interval )
+ __field( int, sync )
+ __field( int, requested_blocks)
+ __field( int, dirtied_blocks )
+ ),
+
+ TP_fast_assign(
+ __entry->dev = dev;
+ __entry->tid = tid;
+ __entry->type = type;
+ __entry->line_no = line_no;
+ __entry->interval = interval;
+ __entry->sync = sync;
+ __entry->requested_blocks = requested_blocks;
+ __entry->dirtied_blocks = dirtied_blocks;
+ ),
+
+ TP_printk("dev %d,%d tid %lu type %u line_no %u interval %d "
+ "sync %d requested_blocks %d dirtied_blocks %d",
+ MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
+ __entry->type, __entry->line_no, __entry->interval,
+ __entry->sync, __entry->requested_blocks,
+ __entry->dirtied_blocks)
+);
+
TRACE_EVENT(jbd2_run_stats,
TP_PROTO(dev_t dev, unsigned long tid,
struct transaction_run_stats_s *stats),
@@ -142,6 +240,7 @@ TRACE_EVENT(jbd2_run_stats,
__field( dev_t, dev )
__field( unsigned long, tid )
__field( unsigned long, wait )
+ __field( unsigned long, request_delay )
__field( unsigned long, running )
__field( unsigned long, locked )
__field( unsigned long, flushing )
@@ -155,6 +254,7 @@ TRACE_EVENT(jbd2_run_stats,
__entry->dev = dev;
__entry->tid = tid;
__entry->wait = stats->rs_wait;
+ __entry->request_delay = stats->rs_request_delay;
__entry->running = stats->rs_running;
__entry->locked = stats->rs_locked;
__entry->flushing = stats->rs_flushing;
@@ -164,10 +264,12 @@ TRACE_EVENT(jbd2_run_stats,
__entry->blocks_logged = stats->rs_blocks_logged;
),
- TP_printk("dev %d,%d tid %lu wait %u running %u locked %u flushing %u "
- "logging %u handle_count %u blocks %u blocks_logged %u",
+ TP_printk("dev %d,%d tid %lu wait %u request_delay %u running %u "
+ "locked %u flushing %u logging %u handle_count %u "
+ "blocks %u blocks_logged %u",
MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
jiffies_to_msecs(__entry->wait),
+ jiffies_to_msecs(__entry->request_delay),
jiffies_to_msecs(__entry->running),
jiffies_to_msecs(__entry->locked),
jiffies_to_msecs(__entry->flushing),
diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h
index b453d92c2253..6a16fd2e70ed 100644
--- a/include/trace/events/writeback.h
+++ b/include/trace/events/writeback.h
@@ -32,6 +32,115 @@
struct wb_writeback_work;
+TRACE_EVENT(writeback_dirty_page,
+
+ TP_PROTO(struct page *page, struct address_space *mapping),
+
+ TP_ARGS(page, mapping),
+
+ TP_STRUCT__entry (
+ __array(char, name, 32)
+ __field(unsigned long, ino)
+ __field(pgoff_t, index)
+ ),
+
+ TP_fast_assign(
+ strncpy(__entry->name,
+ mapping ? dev_name(mapping->backing_dev_info->dev) : "(unknown)", 32);
+ __entry->ino = mapping ? mapping->host->i_ino : 0;
+ __entry->index = page->index;
+ ),
+
+ TP_printk("bdi %s: ino=%lu index=%lu",
+ __entry->name,
+ __entry->ino,
+ __entry->index
+ )
+);
+
+DECLARE_EVENT_CLASS(writeback_dirty_inode_template,
+
+ TP_PROTO(struct inode *inode, int flags),
+
+ TP_ARGS(inode, flags),
+
+ TP_STRUCT__entry (
+ __array(char, name, 32)
+ __field(unsigned long, ino)
+ __field(unsigned long, flags)
+ ),
+
+ TP_fast_assign(
+ struct backing_dev_info *bdi = inode->i_mapping->backing_dev_info;
+
+ /* may be called for files on pseudo FSes w/ unregistered bdi */
+ strncpy(__entry->name,
+ bdi->dev ? dev_name(bdi->dev) : "(unknown)", 32);
+ __entry->ino = inode->i_ino;
+ __entry->flags = flags;
+ ),
+
+ TP_printk("bdi %s: ino=%lu flags=%s",
+ __entry->name,
+ __entry->ino,
+ show_inode_state(__entry->flags)
+ )
+);
+
+DEFINE_EVENT(writeback_dirty_inode_template, writeback_dirty_inode_start,
+
+ TP_PROTO(struct inode *inode, int flags),
+
+ TP_ARGS(inode, flags)
+);
+
+DEFINE_EVENT(writeback_dirty_inode_template, writeback_dirty_inode,
+
+ TP_PROTO(struct inode *inode, int flags),
+
+ TP_ARGS(inode, flags)
+);
+
+DECLARE_EVENT_CLASS(writeback_write_inode_template,
+
+ TP_PROTO(struct inode *inode, struct writeback_control *wbc),
+
+ TP_ARGS(inode, wbc),
+
+ TP_STRUCT__entry (
+ __array(char, name, 32)
+ __field(unsigned long, ino)
+ __field(int, sync_mode)
+ ),
+
+ TP_fast_assign(
+ strncpy(__entry->name,
+ dev_name(inode->i_mapping->backing_dev_info->dev), 32);
+ __entry->ino = inode->i_ino;
+ __entry->sync_mode = wbc->sync_mode;
+ ),
+
+ TP_printk("bdi %s: ino=%lu sync_mode=%d",
+ __entry->name,
+ __entry->ino,
+ __entry->sync_mode
+ )
+);
+
+DEFINE_EVENT(writeback_write_inode_template, writeback_write_inode_start,
+
+ TP_PROTO(struct inode *inode, struct writeback_control *wbc),
+
+ TP_ARGS(inode, wbc)
+);
+
+DEFINE_EVENT(writeback_write_inode_template, writeback_write_inode,
+
+ TP_PROTO(struct inode *inode, struct writeback_control *wbc),
+
+ TP_ARGS(inode, wbc)
+);
+
DECLARE_EVENT_CLASS(writeback_work_class,
TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work),
TP_ARGS(bdi, work),
@@ -479,6 +588,13 @@ DECLARE_EVENT_CLASS(writeback_single_inode_template,
)
);
+DEFINE_EVENT(writeback_single_inode_template, writeback_single_inode_start,
+ TP_PROTO(struct inode *inode,
+ struct writeback_control *wbc,
+ unsigned long nr_to_write),
+ TP_ARGS(inode, wbc, nr_to_write)
+);
+
DEFINE_EVENT(writeback_single_inode_template, writeback_single_inode,
TP_PROTO(struct inode *inode,
struct writeback_control *wbc,
generated by cgit v1.2.3 (git 2.0.4) at 2025-02-13 12:07:09 +0000