+/* SPDX-License-Identifier: GPL-2.0-only */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM block
#include <linux/blktrace_api.h>
#include <linux/blkdev.h>
#include <linux/trace_seq.h>
-#include <linux/version.h>
+
+#include <scsi/scsi_request.h>
#ifndef _TRACE_BLOCK_DEF_
#define _TRACE_BLOCK_DEF_
#endif /* _TRACE_BLOCK_DEF_ */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,8,0))
+LTTNG_TRACEPOINT_ENUM(block_rq_type,
+ TP_ENUM_VALUES(
+ ctf_enum_value("RWBS_FLAG_WRITE", RWBS_FLAG_WRITE)
+ ctf_enum_value("RWBS_FLAG_DISCARD", RWBS_FLAG_DISCARD)
+ ctf_enum_value("RWBS_FLAG_READ", RWBS_FLAG_READ)
+ ctf_enum_value("RWBS_FLAG_RAHEAD", RWBS_FLAG_RAHEAD)
+ ctf_enum_value("RWBS_FLAG_BARRIER", RWBS_FLAG_BARRIER)
+ ctf_enum_value("RWBS_FLAG_SYNC", RWBS_FLAG_SYNC)
+ ctf_enum_value("RWBS_FLAG_META", RWBS_FLAG_META)
+ ctf_enum_value("RWBS_FLAG_SECURE", RWBS_FLAG_SECURE)
+ ctf_enum_value("RWBS_FLAG_FLUSH", RWBS_FLAG_FLUSH)
+ ctf_enum_value("RWBS_FLAG_FUA", RWBS_FLAG_FUA)
+ ctf_enum_value("RWBS_FLAG_PREFLUSH", RWBS_FLAG_PREFLUSH)
+ )
+)
#define lttng_req_op(rq) req_op(rq)
#define lttng_req_rw(rq) ((rq)->cmd_flags)
#define lttng_bio_rw(bio) ((bio)->bi_opf)
#define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \
- ctf_integer(type, rwbs, \
+ ctf_enum(block_rq_type, type, rwbs, \
(((op) == REQ_OP_WRITE || (op) == REQ_OP_WRITE_SAME) ? RWBS_FLAG_WRITE : \
( (op) == REQ_OP_DISCARD ? RWBS_FLAG_DISCARD : \
( (op) == REQ_OP_SECURE_ERASE ? (RWBS_FLAG_DISCARD | RWBS_FLAG_SECURE) : \
| ((rw) & REQ_PREFLUSH ? RWBS_FLAG_PREFLUSH : 0) \
| ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0))
-#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0))
-
-#define lttng_req_op(rq)
-#define lttng_req_rw(rq) ((rq)->cmd_flags)
-#define lttng_bio_op(bio)
-#define lttng_bio_rw(bio) ((bio)->bi_rw)
-
-#define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \
- ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \
- ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \
- ( (bytes) ? RWBS_FLAG_READ : \
- ( 0 )))) \
- | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \
- | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \
- | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \
- | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0) \
- | ((rw) & REQ_FLUSH ? RWBS_FLAG_FLUSH : 0) \
- | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0))
-
-#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
-
-#define lttng_req_op(rq)
-#define lttng_req_rw(rq) ((rq)->cmd_flags)
-#define lttng_bio_op(bio)
-#define lttng_bio_rw(bio) ((bio)->bi_rw)
-
-#define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \
- ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \
- ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \
- ( (bytes) ? RWBS_FLAG_READ : \
- ( 0 )))) \
- | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \
- | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \
- | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \
- | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0))
-
-#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36))
-
-#define lttng_req_op(rq)
-#define lttng_req_rw(rq) ((rq)->cmd_flags)
-#define lttng_bio_op(bio)
-#define lttng_bio_rw(bio) ((bio)->bi_rw)
-
-#define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \
- ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \
- ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \
- ( (bytes) ? RWBS_FLAG_READ : \
- ( 0 )))) \
- | ((rw) & REQ_RAHEAD ? RWBS_FLAG_RAHEAD : 0) \
- | ((rw) & REQ_HARDBARRIER ? RWBS_FLAG_BARRIER : 0) \
- | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \
- | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \
- | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0))
-
-#else
-
-#define lttng_req_op(rq)
-#define lttng_req_rw(rq) ((rq)->cmd_flags)
-#define lttng_bio_op(bio)
-#define lttng_bio_rw(bio) ((bio)->bi_rw)
-
-#define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \
- ctf_integer(type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \
- ( (rw) & (1 << BIO_RW_DISCARD) ? RWBS_FLAG_DISCARD : \
- ( (bytes) ? RWBS_FLAG_READ : \
- ( 0 )))) \
- | ((rw) & (1 << BIO_RW_AHEAD) ? RWBS_FLAG_RAHEAD : 0) \
- | ((rw) & (1 << BIO_RW_SYNCIO) ? RWBS_FLAG_SYNC : 0) \
- | ((rw) & (1 << BIO_RW_META) ? RWBS_FLAG_META : 0) \
- | ((rw) & (1 << BIO_RW_BARRIER) ? RWBS_FLAG_BARRIER : 0))
-
-#endif
-
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
LTTNG_TRACEPOINT_EVENT_CLASS(block_buffer,
TP_PROTO(struct buffer_head *bh),
TP_ARGS(bh)
)
-#endif
-
-LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error,
-
- TP_PROTO(struct request_queue *q, struct request *rq),
-
- TP_ARGS(q, rq),
-
- TP_locvar(
- sector_t sector;
- unsigned int nr_sector;
- unsigned char *cmd;
- size_t cmd_len;
- ),
-
- TP_code_pre(
- if (rq->cmd_type == REQ_TYPE_BLOCK_PC) {
- tp_locvar->sector = 0;
- tp_locvar->nr_sector = 0;
- tp_locvar->cmd = rq->cmd;
- tp_locvar->cmd_len = rq->cmd_len;
- } else {
- tp_locvar->sector = blk_rq_pos(rq);
- tp_locvar->nr_sector = blk_rq_sectors(rq);
- tp_locvar->cmd = NULL;
- tp_locvar->cmd_len = 0;
- }
- ),
-
- TP_FIELDS(
- ctf_integer(dev_t, dev,
- rq->rq_disk ? disk_devt(rq->rq_disk) : 0)
- ctf_integer(sector_t, sector, tp_locvar->sector)
- ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector)
- ctf_integer(int, errors, rq->errors)
- blk_rwbs_ctf_integer(unsigned int, rwbs,
- lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq))
- ctf_sequence_hex(unsigned char, cmd,
- tp_locvar->cmd, size_t, tp_locvar->cmd_len)
- ),
-
- TP_code_post()
-)
-
-/**
- * block_rq_abort - abort block operation request
- * @q: queue containing the block operation request
- * @rq: block IO operation request
- *
- * Called immediately after pending block IO operation request @rq in
- * queue @q is aborted. The fields in the operation request @rq
- * can be examined to determine which device and sectors the pending
- * operation would access.
- */
-LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_abort,
-
- TP_PROTO(struct request_queue *q, struct request *rq),
-
- TP_ARGS(q, rq)
-)
/**
* block_rq_requeue - place block IO request back on a queue
* @q. For some reason the request was not completed and needs to be
* put back in the queue.
*/
-LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_requeue,
+LTTNG_TRACEPOINT_EVENT(block_rq_requeue,
TP_PROTO(struct request_queue *q, struct request *rq),
- TP_ARGS(q, rq)
-)
+ TP_ARGS(q, rq),
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,5) \
- || LTTNG_KERNEL_RANGE(3,12,21, 3,13,0) \
- || LTTNG_KERNEL_RANGE(3,10,41, 3,11,0) \
- || LTTNG_KERNEL_RANGE(3,4,91, 3,5,0) \
- || LTTNG_KERNEL_RANGE(3,2,58, 3,3,0) \
- || LTTNG_UBUNTU_KERNEL_RANGE(3,13,11,28, 3,14,0,0) \
- || LTTNG_RHEL_KERNEL_RANGE(3,10,0,229,0,0, 3,11,0,0,0,0))
+ TP_FIELDS(
+ ctf_integer(dev_t, dev,
+ rq->rq_disk ? disk_devt(rq->rq_disk) : 0)
+ ctf_integer(sector_t, sector, blk_rq_trace_sector(rq))
+ ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq))
+ blk_rwbs_ctf_integer(unsigned int, rwbs,
+ lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq))
+ )
+)
/**
* block_rq_complete - block IO operation completed by device driver
* do for the request. If @rq->bio is non-NULL then there is
* additional work required to complete the request.
*/
-LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete,
-
- TP_PROTO(struct request_queue *q, struct request *rq,
- unsigned int nr_bytes),
+LTTNG_TRACEPOINT_EVENT(block_rq_complete,
- TP_ARGS(q, rq, nr_bytes),
+ TP_PROTO(struct request *rq, int error, unsigned int nr_bytes),
- TP_locvar(
- unsigned char *cmd;
- size_t cmd_len;
- ),
-
- TP_code_pre(
- if (rq->cmd_type == REQ_TYPE_BLOCK_PC) {
- tp_locvar->cmd = rq->cmd;
- tp_locvar->cmd_len = rq->cmd_len;
- } else {
- tp_locvar->cmd = NULL;
- tp_locvar->cmd_len = 0;
- }
- ),
+ TP_ARGS(rq, error, nr_bytes),
TP_FIELDS(
ctf_integer(dev_t, dev,
rq->rq_disk ? disk_devt(rq->rq_disk) : 0)
ctf_integer(sector_t, sector, blk_rq_pos(rq))
ctf_integer(unsigned int, nr_sector, nr_bytes >> 9)
- ctf_integer(int, errors, rq->errors)
+ ctf_integer(int, error, error)
blk_rwbs_ctf_integer(unsigned int, rwbs,
lttng_req_op(rq), lttng_req_rw(rq), nr_bytes)
- ctf_sequence_hex(unsigned char, cmd,
- tp_locvar->cmd, size_t, tp_locvar->cmd_len)
- ),
-
- TP_code_post()
-)
-
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,15,0)) */
-
-/**
- * block_rq_complete - block IO operation completed by device driver
- * @q: queue containing the block operation request
- * @rq: block operations request
- *
- * The block_rq_complete tracepoint event indicates that some portion
- * of operation request has been completed by the device driver. If
- * the @rq->bio is %NULL, then there is absolutely no additional work to
- * do for the request. If @rq->bio is non-NULL then there is
- * additional work required to complete the request.
- */
-LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_complete,
-
- TP_PROTO(struct request_queue *q, struct request *rq),
-
- TP_ARGS(q, rq)
+ )
)
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,15,0)) */
-
-LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq,
+LTTNG_TRACEPOINT_EVENT_CLASS(block_rq,
TP_PROTO(struct request_queue *q, struct request *rq),
TP_ARGS(q, rq),
- TP_locvar(
- sector_t sector;
- unsigned int nr_sector;
- unsigned int bytes;
- unsigned char *cmd;
- size_t cmd_len;
- ),
-
- TP_code_pre(
- if (rq->cmd_type == REQ_TYPE_BLOCK_PC) {
- tp_locvar->sector = 0;
- tp_locvar->nr_sector = 0;
- tp_locvar->bytes = blk_rq_bytes(rq);
- tp_locvar->cmd = rq->cmd;
- tp_locvar->cmd_len = rq->cmd_len;
- } else {
- tp_locvar->sector = blk_rq_pos(rq);
- tp_locvar->nr_sector = blk_rq_sectors(rq);
- tp_locvar->bytes = 0;
- tp_locvar->cmd = NULL;
- tp_locvar->cmd_len = 0;
- }
- ),
-
TP_FIELDS(
ctf_integer(dev_t, dev,
rq->rq_disk ? disk_devt(rq->rq_disk) : 0)
- ctf_integer(sector_t, sector, tp_locvar->sector)
- ctf_integer(unsigned int, nr_sector, tp_locvar->nr_sector)
- ctf_integer(unsigned int, bytes, tp_locvar->bytes)
+ ctf_integer(sector_t, sector, blk_rq_trace_sector(rq))
+ ctf_integer(unsigned int, nr_sector, blk_rq_trace_nr_sectors(rq))
+ ctf_integer(unsigned int, bytes, blk_rq_bytes(rq))
ctf_integer(pid_t, tid, current->pid)
blk_rwbs_ctf_integer(unsigned int, rwbs,
lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq))
- ctf_sequence_hex(unsigned char, cmd,
- tp_locvar->cmd, size_t, tp_locvar->cmd_len)
ctf_array_text(char, comm, current->comm, TASK_COMM_LEN)
- ),
-
- TP_code_post()
+ )
)
/**
TP_ARGS(q, bio),
TP_FIELDS(
- ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0))
+ 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)
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
- 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)
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
ctf_integer(pid_t, tid, current->pid)
ctf_array_text(char, comm, current->comm, TASK_COMM_LEN)
)
*/
LTTNG_TRACEPOINT_EVENT(block_bio_complete,
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38))
TP_PROTO(struct request_queue *q, struct bio *bio, int error),
TP_ARGS(q, bio, error),
-#else
- TP_PROTO(struct request_queue *q, struct bio *bio),
-
- TP_ARGS(q, bio),
-#endif
TP_FIELDS(
- ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0))
+ 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))
ctf_integer(int, error, error)
blk_rwbs_ctf_integer(unsigned int, rwbs,
lttng_bio_op(bio), lttng_bio_rw(bio),
bio->bi_iter.bi_size)
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
- ctf_integer(sector_t, sector, bio->bi_sector)
- ctf_integer(unsigned int, nr_sector, bio->bi_size >> 9)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38))
- ctf_integer(int, error, error)
-#else
- ctf_integer(int, error, 0)
-#endif
- blk_rwbs_ctf_integer(unsigned int, rwbs,
- lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size)
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
)
)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge,
TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio),
TP_ARGS(q, rq, bio),
TP_FIELDS(
- ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0))
+ 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)
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
- 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)
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
ctf_integer(pid_t, tid, current->pid)
ctf_array_text(char, comm, current->comm, TASK_COMM_LEN)
)
TP_ARGS(q, bio),
TP_FIELDS(
- ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0))
+ 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)
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
- 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)
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
ctf_integer(pid_t, tid, current->pid)
ctf_array_text(char, comm, current->comm, TASK_COMM_LEN)
)
)
-#else /* if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) */
-LTTNG_TRACEPOINT_EVENT_CLASS(block_bio,
-
- 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)
- )
-)
-
-/**
- * block_bio_backmerge - merging block operation to the end of an existing operation
- * @q: queue holding operation
- * @bio: new block operation to merge
- *
- * Merging block request @bio to the end of an existing block request
- * in queue @q.
- */
-LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_backmerge,
-
- TP_PROTO(struct request_queue *q, struct bio *bio),
-
- TP_ARGS(q, bio)
-)
-
-/**
- * block_bio_frontmerge - merging block operation to the beginning of an existing operation
- * @q: queue holding operation
- * @bio: new block operation to merge
- *
- * Merging block IO operation @bio to the beginning of an existing block
- * operation in queue @q.
- */
-LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_frontmerge,
-
- TP_PROTO(struct request_queue *q, struct bio *bio),
-
- TP_ARGS(q, bio)
-)
-
-/**
- * block_bio_queue - putting new block IO operation in queue
- * @q: queue holding operation
- * @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 request_queue *q, struct bio *bio),
-
- TP_ARGS(q, bio)
-)
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) */
LTTNG_TRACEPOINT_EVENT_CLASS(block_get_rq,
TP_ARGS(q, bio, rw),
TP_FIELDS(
- ctf_integer(dev_t, dev, bio ? bio->bi_bdev->bd_dev : 0)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0))
+ ctf_integer(dev_t, dev, bio ? bio_dev(bio) : 0)
ctf_integer(sector_t, sector, bio ? bio->bi_iter.bi_sector : 0)
ctf_integer(unsigned int, nr_sector,
bio ? bio_sectors(bio) : 0)
bio ? lttng_bio_op(bio) : 0,
bio ? lttng_bio_rw(bio) : 0,
bio ? bio->bi_iter.bi_size : 0)
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
- ctf_integer(sector_t, sector, bio ? bio->bi_sector : 0)
- ctf_integer(unsigned int, nr_sector,
- bio ? bio->bi_size >> 9 : 0)
- blk_rwbs_ctf_integer(unsigned int, rwbs,
- bio ? lttng_bio_op(bio) : 0,
- bio ? lttng_bio_rw(bio) : 0,
- bio ? bio->bi_size : 0)
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
ctf_integer(pid_t, tid, current->pid)
ctf_array_text(char, comm, current->comm, TASK_COMM_LEN)
)
/**
* block_getrq - get a free request entry in queue for block IO operations
* @q: queue for operations
- * @bio: pending block IO operation
+ * @bio: pending block IO operation (can be %NULL)
* @rw: low bit indicates a read (%0) or a write (%1)
*
* A request struct for queue @q has been allocated to handle the
/**
* block_sleeprq - waiting to get a free request entry in queue for block IO operation
* @q: queue for operation
- * @bio: pending block IO operation
+ * @bio: pending block IO operation (can be %NULL)
* @rw: low bit indicates a read (%0) or a write (%1)
*
* In the case where a request struct cannot be provided for queue @q
LTTNG_TRACEPOINT_EVENT_CLASS(block_unplug,
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39))
TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit),
TP_ARGS(q, depth, explicit),
-#else
- TP_PROTO(struct request_queue *q),
-
- TP_ARGS(q),
-#endif
TP_FIELDS(
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39))
ctf_integer(int, nr_rq, depth)
-#else
- ctf_integer(int, nr_rq, q->rq.count[READ] + q->rq.count[WRITE])
-#endif
ctf_integer(pid_t, tid, current->pid)
ctf_array_text(char, comm, current->comm, TASK_COMM_LEN)
)
)
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,39))
-/**
- * block_unplug_timer - timed release of operations requests in queue to device driver
- * @q: request queue to unplug
- *
- * Unplug the request queue @q because a timer expired and allow block
- * operation requests to be sent to the device driver.
- */
-LTTNG_TRACEPOINT_EVENT_INSTANCE(block_unplug, block_unplug_timer,
-
- TP_PROTO(struct request_queue *q),
-
- TP_ARGS(q)
-)
-#endif
-
/**
* block_unplug - release of operations requests in request queue
* @q: request queue to unplug
* Unplug request queue @q because device driver is scheduled to work
* on elements in the request queue.
*/
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39))
LTTNG_TRACEPOINT_EVENT_INSTANCE(block_unplug, block_unplug,
-#else
-LTTNG_TRACEPOINT_EVENT_INSTANCE(block_unplug, block_unplug_io,
-#endif
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39))
TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit),
TP_ARGS(q, depth, explicit)
-#else
- TP_PROTO(struct request_queue *q),
-
- TP_ARGS(q)
-#endif
)
/**
TP_ARGS(q, bio, new_sector),
TP_FIELDS(
- ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0))
+ ctf_integer(dev_t, dev, bio_dev(bio))
ctf_integer(sector_t, sector, bio->bi_iter.bi_sector)
blk_rwbs_ctf_integer(unsigned int, rwbs,
lttng_bio_op(bio), lttng_bio_rw(bio),
bio->bi_iter.bi_size)
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
- ctf_integer(sector_t, sector, bio->bi_sector)
- blk_rwbs_ctf_integer(unsigned int, rwbs,
- lttng_bio_op(bio), lttng_bio_rw(bio), bio->bi_size)
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
ctf_integer(sector_t, new_sector, new_sector)
ctf_integer(pid_t, tid, current->pid)
ctf_array_text(char, comm, current->comm, TASK_COMM_LEN)
* An operation for a logical device has been mapped to the
* raw block device.
*/
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38))
LTTNG_TRACEPOINT_EVENT(block_bio_remap,
-#else
-LTTNG_TRACEPOINT_EVENT(block_remap,
-#endif
TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev,
sector_t from),
TP_ARGS(q, bio, dev, from),
TP_FIELDS(
- ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0))
+ 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)
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
- 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)
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */
ctf_integer(dev_t, old_dev, dev)
ctf_integer(sector_t, old_sector, from)
)
)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
/**
* block_rq_remap - map request for a block operation request
* @q: queue holding the operation
lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq))
)
)
-#endif
#undef __print_rwbs_flags
#undef blk_fill_rwbs