#undef TRACE_SYSTEM #define TRACE_SYSTEM block #if !defined(_TRACE_BLOCK_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_BLOCK_H #include <linux/blktrace_api.h> #include <linux/blkdev.h> #include <linux/tracepoint.h> DECLARE_EVENT_CLASS(block_rq_with_error, TP_PROTO(struct request_queue *q, struct request *rq), TP_ARGS(q, rq), TP_STRUCT__entry( __field( dev_t, dev ) __field( sector_t, sector ) __field( unsigned int, nr_sector ) __field( int, errors ) __array( char, rwbs, 6 ) __dynamic_array( char, cmd, blk_cmd_buf_len(rq) ) ), TP_fast_assign( __entry->dev = rq->rq_disk ? disk_devt(rq->rq_disk) : 0; __entry->sector = blk_pc_request(rq) ? 0 : blk_rq_pos(rq); __entry->nr_sector = blk_pc_request(rq) ? 0 : blk_rq_sectors(rq); __entry->errors = rq->errors; blk_fill_rwbs_rq(__entry->rwbs, rq); blk_dump_cmd(__get_str(cmd), rq); ), TP_printk("%d,%d %s (%s) %llu + %u [%d]", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, __get_str(cmd), (unsigned long long)__entry->sector, __entry->nr_sector, __entry->errors) ); DEFINE_EVENT(block_rq_with_error, block_rq_abort, TP_PROTO(struct request_queue *q, struct request *rq), TP_ARGS(q, rq) ); DEFINE_EVENT(block_rq_with_error, block_rq_requeue, TP_PROTO(struct request_queue *q, struct request *rq), TP_ARGS(q, rq) ); DEFINE_EVENT(block_rq_with_error, block_rq_complete, TP_PROTO(struct request_queue *q, struct request *rq), TP_ARGS(q, rq) ); DECLARE_EVENT_CLASS(block_rq, TP_PROTO(struct request_queue *q, struct request *rq), TP_ARGS(q, rq), TP_STRUCT__entry( __field( dev_t, dev ) __field( sector_t, sector ) __field( unsigned int, nr_sector ) __field( unsigned int, bytes ) __array( char, rwbs, 6 ) __array( char, comm, TASK_COMM_LEN ) __dynamic_array( char, cmd, blk_cmd_buf_len(rq) ) ), TP_fast_assign( __entry->dev = rq->rq_disk ? disk_devt(rq->rq_disk) : 0; __entry->sector = blk_pc_request(rq) ? 0 : blk_rq_pos(rq); __entry->nr_sector = blk_pc_request(rq) ? 0 : blk_rq_sectors(rq); __entry->bytes = blk_pc_request(rq) ? blk_rq_bytes(rq) : 0; blk_fill_rwbs_rq(__entry->rwbs, rq); blk_dump_cmd(__get_str(cmd), rq); memcpy(__entry->comm, current->comm, TASK_COMM_LEN); ), TP_printk("%d,%d %s %u (%s) %llu + %u [%s]", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, __entry->bytes, __get_str(cmd), (unsigned long long)__entry->sector, __entry->nr_sector, __entry->comm) ); DEFINE_EVENT(block_rq, block_rq_insert, TP_PROTO(struct request_queue *q, struct request *rq), TP_ARGS(q, rq) ); DEFINE_EVENT(block_rq, block_rq_issue, TP_PROTO(struct request_queue *q, struct request *rq), TP_ARGS(q, rq) ); TRACE_EVENT(block_bio_bounce, TP_PROTO(struct request_queue *q, struct bio *bio), TP_ARGS(q, bio), TP_STRUCT__entry( __field( dev_t, dev ) __field( sector_t, sector ) __field( unsigned int, nr_sector ) __array( char, rwbs, 6 ) __array( char, comm, TASK_COMM_LEN ) ), TP_fast_assign( __entry->dev = bio->bi_bdev ? bio->bi_bdev->bd_dev : 0; __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) ); TRACE_EVENT(block_bio_complete, TP_PROTO(struct request_queue *q, struct bio *bio), TP_ARGS(q, bio), TP_STRUCT__entry( __field( dev_t, dev ) __field( sector_t, sector ) __field( unsigned, nr_sector ) __field( int, error ) __array( char, rwbs, 6 ) ), 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); ), TP_printk("%d,%d %s %llu + %u [%d]", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, (unsigned long long)__entry->sector, __entry->nr_sector, __entry->error) ); DECLARE_EVENT_CLASS(block_bio, TP_PROTO(struct request_queue *q, struct bio *bio), TP_ARGS(q, bio), TP_STRUCT__entry( __field( dev_t, dev ) __field( sector_t, sector ) __field( unsigned int, nr_sector ) __array( char, rwbs, 6 ) __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) ); DEFINE_EVENT(block_bio, block_bio_backmerge, TP_PROTO(struct request_queue *q, struct bio *bio), TP_ARGS(q, bio) ); DEFINE_EVENT(block_bio, block_bio_frontmerge, TP_PROTO(struct request_queue *q, struct bio *bio), TP_ARGS(q, bio) ); DEFINE_EVENT(block_bio, block_bio_queue, TP_PROTO(struct request_queue *q, struct bio *bio), TP_ARGS(q, bio) ); DECLARE_EVENT_CLASS(block_get_rq, TP_PROTO(struct request_queue *q, struct bio *bio, int rw), TP_ARGS(q, bio, rw), TP_STRUCT__entry( __field( dev_t, dev ) __field( sector_t, sector ) __field( unsigned int, nr_sector ) __array( char, rwbs, 6 ) __array( char, comm, TASK_COMM_LEN ) ), TP_fast_assign( __entry->dev = bio ? bio->bi_bdev->bd_dev : 0; __entry->sector = bio ? bio->bi_sector : 0; __entry->nr_sector = bio ? bio->bi_size >> 9 : 0; blk_fill_rwbs(__entry->rwbs, bio ? bio->bi_rw : 0, __entry->nr_sector); 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) ); DEFINE_EVENT(block_get_rq, block_getrq, TP_PROTO(struct request_queue *q, struct bio *bio, int rw), TP_ARGS(q, bio, rw) ); DEFINE_EVENT(block_get_rq, block_sleeprq, TP_PROTO(struct request_queue *q, struct bio *bio, int rw), TP_ARGS(q, bio, rw) ); TRACE_EVENT(block_plug, TP_PROTO(struct request_queue *q), TP_ARGS(q), TP_STRUCT__entry( __array( char, comm, TASK_COMM_LEN ) ), TP_fast_assign( memcpy(__entry->comm, current->comm, TASK_COMM_LEN); ), TP_printk("[%s]", __entry->comm) ); DECLARE_EVENT_CLASS(block_unplug, TP_PROTO(struct request_queue *q), TP_ARGS(q), TP_STRUCT__entry( __field( int, nr_rq ) __array( char, comm, TASK_COMM_LEN ) ), TP_fast_assign( __entry->nr_rq = q->rq.count[READ] + q->rq.count[WRITE]; memcpy(__entry->comm, current->comm, TASK_COMM_LEN); ), TP_printk("[%s] %d", __entry->comm, __entry->nr_rq) ); DEFINE_EVENT(block_unplug, block_unplug_timer, TP_PROTO(struct request_queue *q), TP_ARGS(q) ); DEFINE_EVENT(block_unplug, block_unplug_io, TP_PROTO(struct request_queue *q), TP_ARGS(q) ); TRACE_EVENT(block_split, TP_PROTO(struct request_queue *q, struct bio *bio, unsigned int new_sector), TP_ARGS(q, bio, new_sector), TP_STRUCT__entry( __field( dev_t, dev ) __field( sector_t, sector ) __field( sector_t, new_sector ) __array( char, rwbs, 6 ) __array( char, comm, TASK_COMM_LEN ) ), TP_fast_assign( __entry->dev = bio->bi_bdev->bd_dev; __entry->sector = bio->bi_sector; __entry->new_sector = new_sector; 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 / %llu [%s]", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, (unsigned long long)__entry->sector, (unsigned long long)__entry->new_sector, __entry->comm) ); TRACE_EVENT(block_remap, TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, sector_t from), TP_ARGS(q, bio, dev, from), TP_STRUCT__entry( __field( dev_t, dev ) __field( sector_t, sector ) __field( unsigned int, nr_sector ) __field( dev_t, old_dev ) __field( sector_t, old_sector ) __array( char, rwbs, 6 ) ), TP_fast_assign( __entry->dev = bio->bi_bdev->bd_dev; __entry->sector = bio->bi_sector; __entry->nr_sector = bio->bi_size >> 9; __entry->old_dev = dev; __entry->old_sector = from; blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size); ), TP_printk("%d,%d %s %llu + %u <- (%d,%d) %llu", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, (unsigned long long)__entry->sector, __entry->nr_sector, MAJOR(__entry->old_dev), MINOR(__entry->old_dev), (unsigned long long)__entry->old_sector) ); TRACE_EVENT(block_rq_remap, TP_PROTO(struct request_queue *q, struct request *rq, dev_t dev, sector_t from), TP_ARGS(q, rq, dev, from), TP_STRUCT__entry( __field( dev_t, dev ) __field( sector_t, sector ) __field( unsigned int, nr_sector ) __field( dev_t, old_dev ) __field( sector_t, old_sector ) __array( char, rwbs, 6 ) ), TP_fast_assign( __entry->dev = disk_devt(rq->rq_disk); __entry->sector = blk_rq_pos(rq); __entry->nr_sector = blk_rq_sectors(rq); __entry->old_dev = dev; __entry->old_sector = from; blk_fill_rwbs_rq(__entry->rwbs, rq); ), TP_printk("%d,%d %s %llu + %u <- (%d,%d) %llu", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, (unsigned long long)__entry->sector, __entry->nr_sector, MAJOR(__entry->old_dev), MINOR(__entry->old_dev), (unsigned long long)__entry->old_sector) ); #endif /* _TRACE_BLOCK_H */ /* This part must be outside protection */ #include <trace/define_trace.h>