+#endif
+
+
+
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0))
+/**
+ * block_bio_bounce - used bounce buffer when processing block operation
+ * @bio: block operation
+ *
+ * A bounce buffer was used to handle the block operation @bio in @q.
+ * This occurs when hardware limitations prevent a direct transfer of
+ * data between the @bio data memory area and the IO device. Use of a
+ * bounce buffer requires extra copying of data and decreases
+ * performance.
+ */
+LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_bounce,
+
+ TP_PROTO(struct bio *bio),
+
+ TP_ARGS(bio)
+)
+#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0))
+/**
+ * block_bio_bounce - used bounce buffer when processing block operation
+ * @q: queue holding the block operation
+ * @bio: block operation
+ *
+ * A bounce buffer was used to handle the block operation @bio in @q.
+ * This occurs when hardware limitations prevent a direct transfer of
+ * data between the @bio data memory area and the IO device. Use of a
+ * bounce buffer requires extra copying of data and decreases
+ * performance.
+ */
+LTTNG_TRACEPOINT_EVENT(block_bio_bounce,
+
+ TP_PROTO(struct request_queue *q, struct bio *bio),
+
+ TP_ARGS(q, bio),
+
+ TP_FIELDS(
+ ctf_integer(dev_t, dev, bio_dev(bio))
+ ctf_integer(sector_t, sector, bio->bi_iter.bi_sector)
+ ctf_integer(unsigned int, nr_sector, bio_sectors(bio))
+ blk_rwbs_ctf_integer(unsigned int, rwbs,
+ lttng_bio_op(bio), lttng_bio_rw(bio),
+ bio->bi_iter.bi_size)
+ ctf_integer(pid_t, tid, current->pid)
+ ctf_array_text(char, comm, current->comm, TASK_COMM_LEN)
+ )
+)
+#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0))
+LTTNG_TRACEPOINT_EVENT(block_bio_bounce,
+
+ TP_PROTO(struct request_queue *q, struct bio *bio),
+
+ TP_ARGS(q, bio),
+
+ TP_FIELDS(
+ ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0)
+ ctf_integer(sector_t, sector, bio->bi_iter.bi_sector)
+ ctf_integer(unsigned int, nr_sector, bio_sectors(bio))
+ blk_rwbs_ctf_integer(unsigned int, rwbs,
+ lttng_bio_op(bio), lttng_bio_rw(bio),
+ bio->bi_iter.bi_size)
+ ctf_integer(pid_t, tid, current->pid)
+ ctf_array_text(char, comm, current->comm, TASK_COMM_LEN)
+ )
+)
+#else
+LTTNG_TRACEPOINT_EVENT(block_bio_bounce,
+
+ TP_PROTO(struct request_queue *q, struct bio *bio),
+
+ TP_ARGS(q, bio),
+
+ TP_FIELDS(
+ ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0)
+ ctf_integer(sector_t, sector, bio->bi_sector)
+ ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9)
+ blk_rwbs_ctf_integer(unsigned int, rwbs,
+ lttng_bio_op(bio), lttng_bio_rw(bio),
+ bio->bi_size)
+ ctf_integer(pid_t, tid, current->pid)
+ ctf_array_text(char, comm, current->comm, TASK_COMM_LEN)
+ )
+)
+#endif
+
+
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0))
+/**
+ * block_bio_backmerge - merging block operation to the end of an existing operation
+ * @bio: new block operation to merge
+ *
+ * Merging block request @bio to the end of an existing block request.
+ */
+LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_backmerge,
+
+ TP_PROTO(struct bio *bio),
+
+ TP_ARGS(bio)
+)
+
+/**
+ * block_bio_frontmerge - merging block operation to the beginning of an existing operation
+ * @bio: new block operation to merge
+ *
+ * Merging block IO operation @bio to the beginning of an existing block request.
+ */
+LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_frontmerge,
+
+ TP_PROTO(struct bio *bio),
+
+ TP_ARGS(bio)
+)
+
+/**
+ * block_bio_queue - putting new block IO operation in queue
+ * @bio: new block operation
+ *
+ * About to place the block IO operation @bio into queue @q.
+ */
+LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_queue,
+
+ TP_PROTO(struct bio *bio),