X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=include%2Finstrumentation%2Fevents%2Fblock.h;h=6782c36f8d2925619426dbe3d6048b39aa5ad8ad;hb=ea49f07b5976c18457df38eaa842c919bcee9889;hp=614a0fa6293d3452e226106596ef3e67b90dad52;hpb=2d67b98ec568aa1becd853d00043bb1444b8391c;p=lttng-modules.git diff --git a/include/instrumentation/events/block.h b/include/instrumentation/events/block.h index 614a0fa6..6782c36f 100644 --- a/include/instrumentation/events/block.h +++ b/include/instrumentation/events/block.h @@ -9,11 +9,11 @@ #include #include #include -#include +#include -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) #include -#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ +#endif /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ #ifndef _TRACE_BLOCK_DEF_ #define _TRACE_BLOCK_DEF_ @@ -34,6 +34,7 @@ enum { #endif /* _TRACE_BLOCK_DEF_ */ +#ifdef CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM LTTNG_TRACEPOINT_ENUM(block_rq_type, TP_ENUM_VALUES( ctf_enum_value("RWBS_FLAG_WRITE", RWBS_FLAG_WRITE) @@ -49,8 +50,9 @@ LTTNG_TRACEPOINT_ENUM(block_rq_type, ctf_enum_value("RWBS_FLAG_PREFLUSH", RWBS_FLAG_PREFLUSH) ) ) +#endif /* CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM */ -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,8,0) || \ +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,8,0) || \ LTTNG_SLE_KERNEL_RANGE(4,4,73,5,0,0, 4,4,73,6,0,0) || \ LTTNG_SLE_KERNEL_RANGE(4,4,82,6,0,0, 4,4,82,7,0,0) || \ LTTNG_SLE_KERNEL_RANGE(4,4,92,6,0,0, 4,4,92,7,0,0) || \ @@ -64,6 +66,7 @@ LTTNG_TRACEPOINT_ENUM(block_rq_type, #define lttng_bio_op(bio) bio_op(bio) #define lttng_bio_rw(bio) ((bio)->bi_opf) +#ifdef CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ ctf_enum(block_rq_type, type, rwbs, \ (((op) == REQ_OP_WRITE || (op) == REQ_OP_WRITE_SAME) ? RWBS_FLAG_WRITE : \ @@ -77,14 +80,30 @@ LTTNG_TRACEPOINT_ENUM(block_rq_type, | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | ((rw) & REQ_PREFLUSH ? RWBS_FLAG_PREFLUSH : 0) \ | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0)) +#else +#define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ + ctf_integer(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) : \ + ( (op) == REQ_OP_FLUSH ? RWBS_FLAG_FLUSH : \ + ( (op) == REQ_OP_READ ? 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_PREFLUSH ? RWBS_FLAG_PREFLUSH : 0) \ + | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0)) +#endif /* CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM */ -#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_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) +#ifdef CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ ctf_enum(block_rq_type, type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ @@ -96,6 +115,19 @@ LTTNG_TRACEPOINT_ENUM(block_rq_type, | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0) \ | ((rw) & REQ_FLUSH ? RWBS_FLAG_FLUSH : 0) \ | ((rw) & REQ_FUA ? RWBS_FLAG_FUA : 0)) +#else +#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)) +#endif /* CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM */ #else @@ -104,6 +136,7 @@ LTTNG_TRACEPOINT_ENUM(block_rq_type, #define lttng_bio_op(bio) #define lttng_bio_rw(bio) ((bio)->bi_rw) +#ifdef CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes) \ ctf_enum(block_rq_type, type, rwbs, ((rw) & WRITE ? RWBS_FLAG_WRITE : \ ( (rw) & REQ_DISCARD ? RWBS_FLAG_DISCARD : \ @@ -113,10 +146,21 @@ LTTNG_TRACEPOINT_ENUM(block_rq_type, | ((rw) & REQ_SYNC ? RWBS_FLAG_SYNC : 0) \ | ((rw) & REQ_META ? RWBS_FLAG_META : 0) \ | ((rw) & REQ_SECURE ? RWBS_FLAG_SECURE : 0)) +#else +#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)) +#endif /* CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM */ #endif -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) LTTNG_TRACEPOINT_EVENT_CLASS(block_buffer, TP_PROTO(struct buffer_head *bh), @@ -157,9 +201,9 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_buffer, block_dirty_buffer, ) #endif -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,12,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) /* block_rq_with_error event class removed in kernel 4.12 */ -#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, TP_PROTO(struct request_queue *q, struct request *rq), @@ -202,7 +246,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, TP_code_post() ) -#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ +#else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, TP_PROTO(struct request_queue *q, struct request *rq), @@ -245,9 +289,9 @@ LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, TP_code_post() ) -#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ +#endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ -#if (LINUX_VERSION_CODE < KERNEL_VERSION(4,12,0)) +#if (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(4,12,0)) /** * block_rq_abort - abort block operation request * @q: queue containing the block operation request @@ -266,7 +310,7 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_abort, ) #endif -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) /** * block_rq_requeue - place block IO request back on a queue * @rq: block IO operation request @@ -290,7 +334,7 @@ LTTNG_TRACEPOINT_EVENT(block_rq_requeue, lttng_req_op(rq), lttng_req_rw(rq), blk_rq_bytes(rq)) ) ) -#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,12,0)) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) /** * block_rq_requeue - place block IO request back on a queue * @q: queue holding operation @@ -336,7 +380,24 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_requeue, * do for the request. If @rq->bio is non-NULL then there is * additional work required to complete the request. */ -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,12,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,16,0)) +LTTNG_TRACEPOINT_EVENT(block_rq_complete, + + TP_PROTO(struct request *rq, blk_status_t error, unsigned int nr_bytes), + + 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, error, blk_status_to_errno(error)) + blk_rwbs_ctf_integer(unsigned int, rwbs, + lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) + ) +) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) LTTNG_TRACEPOINT_EVENT(block_rq_complete, TP_PROTO(struct request *rq, int error, unsigned int nr_bytes), @@ -353,7 +414,7 @@ LTTNG_TRACEPOINT_EVENT(block_rq_complete, lttng_req_op(rq), lttng_req_rw(rq), nr_bytes) ) ) -#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, TP_PROTO(struct request_queue *q, struct request *rq, @@ -391,7 +452,7 @@ LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, TP_code_post() ) -#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,5) \ +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_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) \ @@ -436,7 +497,7 @@ LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, TP_code_post() ) -#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,15,0)) */ +#else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,15,0)) */ /** * block_rq_complete - block IO operation completed by device driver @@ -456,9 +517,9 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_complete, TP_ARGS(q, rq) ) -#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,15,0)) */ +#endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,15,0)) */ -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) LTTNG_TRACEPOINT_EVENT_CLASS(block_rq, TP_PROTO(struct request *rq), @@ -477,7 +538,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(block_rq, ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) ) ) -#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,12,0)) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0)) LTTNG_TRACEPOINT_EVENT_CLASS(block_rq, TP_PROTO(struct request_queue *q, struct request *rq), @@ -496,7 +557,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(block_rq, ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) ) ) -#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, TP_PROTO(struct request_queue *q, struct request *rq), @@ -544,7 +605,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, TP_code_post() ) -#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ +#else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, TP_PROTO(struct request_queue *q, struct request *rq), @@ -591,9 +652,9 @@ LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, TP_code_post() ) -#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ +#endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,11,0)) */ -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) /** * block_rq_insert - insert block operation request into queue * @rq: block IO operation request @@ -628,7 +689,7 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_insert, ) #endif -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) /** * block_rq_issue - issue pending block IO request operation to device driver * @rq: block IO operation operation request @@ -659,7 +720,7 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_issue, ) #endif -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) /** * block_rq_merge - merge request with another one in the elevator * @rq: block IO operation operation request @@ -673,7 +734,7 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_merge, TP_ARGS(rq) ) -#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(5,9,0)) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,9,0)) /** * block_rq_merge - merge request with another one in the elevator * @q: queue holding operation @@ -690,49 +751,9 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq, block_rq_merge, ) #endif -/** - * 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( -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) - ctf_integer(dev_t, dev, bio_dev(bio)) -#else - ctf_integer(dev_t, dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0) -#endif -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) - 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) -#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) - ) -) - +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,8,0) || \ + LTTNG_RHEL_KERNEL_RANGE(4,18,0,305,0,0, 4,19,0,0,0,0)) -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,8,0)) /** * block_bio_complete - completed all work on the block operation * @q: queue holding the block operation @@ -758,7 +779,7 @@ LTTNG_TRACEPOINT_EVENT(block_bio_complete, bio->bi_iter.bi_size) ) ) -#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) /** * block_bio_complete - completed all work on the block operation * @q: queue holding the block operation @@ -784,7 +805,7 @@ LTTNG_TRACEPOINT_EVENT(block_bio_complete, bio->bi_iter.bi_size) ) ) -#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) /** * block_bio_complete - completed all work on the block operation * @q: queue holding the block operation @@ -837,7 +858,25 @@ LTTNG_TRACEPOINT_EVENT(block_bio_complete, ) #endif -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) +LTTNG_TRACEPOINT_EVENT_CLASS(block_bio, + + TP_PROTO(struct bio *bio), + + TP_ARGS(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(4,14,0)) LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, TP_PROTO(struct request_queue *q, struct request *rq, struct bio *bio), @@ -845,31 +884,184 @@ LTTNG_TRACEPOINT_EVENT_CLASS(block_bio_merge, TP_ARGS(q, rq, bio), TP_FIELDS( -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) ctf_integer(dev_t, dev, bio_dev(bio)) -#else + 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_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) -#endif -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) 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) -#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) + ) +) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_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) 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) ) ) +#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), + + TP_ARGS(bio) +) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) /** * 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 @@ -885,6 +1077,7 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio_merge, block_bio_backmerge, /** * 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 @@ -911,28 +1104,28 @@ LTTNG_TRACEPOINT_EVENT(block_bio_queue, TP_ARGS(q, bio), TP_FIELDS( -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) ctf_integer(dev_t, dev, bio_dev(bio)) #else ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) #endif -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) 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) -#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ +#else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_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)) */ +#endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_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)) */ +#else /* if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) */ LTTNG_TRACEPOINT_EVENT_CLASS(block_bio, TP_PROTO(struct request_queue *q, struct bio *bio), @@ -993,8 +1186,22 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_bio_queue, TP_ARGS(q, bio) ) -#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) */ +#endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,9,0)) */ +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) +/** + * block_getrq - get a free request entry in queue for block IO operations + * @bio: pending block IO operation (can be %NULL) + * + * A request struct has been allocated to handle the block IO operation @bio. + */ +LTTNG_TRACEPOINT_EVENT_INSTANCE(block_bio, block_getrq, + + TP_PROTO(struct bio *bio), + + TP_ARGS(bio) +) +#else LTTNG_TRACEPOINT_EVENT_CLASS(block_get_rq, TP_PROTO(struct request_queue *q, struct bio *bio, int rw), @@ -1002,12 +1209,12 @@ LTTNG_TRACEPOINT_EVENT_CLASS(block_get_rq, TP_ARGS(q, bio, rw), TP_FIELDS( -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) ctf_integer(dev_t, dev, bio ? bio_dev(bio) : 0) #else ctf_integer(dev_t, dev, bio ? bio->bi_bdev->bd_dev : 0) #endif -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) ctf_integer(sector_t, sector, bio ? bio->bi_iter.bi_sector : 0) ctf_integer(unsigned int, nr_sector, bio ? bio_sectors(bio) : 0) @@ -1015,7 +1222,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(block_get_rq, 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)) */ +#else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_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) @@ -1023,7 +1230,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(block_get_rq, 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)) */ +#endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) */ ctf_integer(pid_t, tid, current->pid) ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) ) @@ -1062,6 +1269,7 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_get_rq, block_sleeprq, TP_ARGS(q, bio, rw) ) +#endif /** * block_plug - keep operations requests in request queue @@ -1112,6 +1320,36 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_unplug, block_unplug, TP_ARGS(q, depth, explicit) ) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) +/** + * block_split - split a single bio struct into two bio structs + * @bio: block operation being split + * @new_sector: The starting sector for the new bio + * + * The bio request @bio needs to be split into two bio requests. The newly + * created @bio request starts at @new_sector. This split may be required due to + * hardware limitations such as operation crossing device boundaries in a RAID + * system. + */ +LTTNG_TRACEPOINT_EVENT(block_split, + + TP_PROTO(struct bio *bio, unsigned int new_sector), + + TP_ARGS(bio, new_sector), + + TP_FIELDS( + 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) + 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) + ) +) + +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) /** * block_split - split a single bio struct into two bio structs * @q: queue containing the bio @@ -1131,27 +1369,83 @@ LTTNG_TRACEPOINT_EVENT(block_split, TP_ARGS(q, bio, new_sector), TP_FIELDS( -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) ctf_integer(dev_t, dev, bio_dev(bio)) -#else + 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) + 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) + ) +) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) +LTTNG_TRACEPOINT_EVENT(block_split, + + TP_PROTO(struct request_queue *q, struct bio *bio, + unsigned int new_sector), + + TP_ARGS(q, bio, new_sector), + + TP_FIELDS( ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) -#endif -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) 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, new_sector, new_sector) + ctf_integer(pid_t, tid, current->pid) + ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) + ) +) +#else +LTTNG_TRACEPOINT_EVENT(block_split, + + TP_PROTO(struct request_queue *q, struct bio *bio, + unsigned int new_sector), + + TP_ARGS(q, bio, new_sector), + + TP_FIELDS( + ctf_integer(dev_t, dev, bio->bi_bdev->bd_dev) 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) ) ) +#endif +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) +/** + * block_bio_remap - map request for a logical device to the raw device + * @bio: revised operation + * @dev: original device for the operation + * @from: original sector for the operation + * + * An operation for a logical device has been mapped to the + * raw block device. + */ +LTTNG_TRACEPOINT_EVENT(block_bio_remap, + + TP_PROTO(struct bio *bio, dev_t dev, sector_t from), + + TP_ARGS(bio, dev, from), + + 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(dev_t, old_dev, dev) + ctf_integer(sector_t, old_sector, from) + ) +) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) /** * block_bio_remap - map request for a logical device to the raw device * @q: queue holding the operation @@ -1170,29 +1464,56 @@ LTTNG_TRACEPOINT_EVENT(block_bio_remap, TP_ARGS(q, bio, dev, from), TP_FIELDS( -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)) ctf_integer(dev_t, dev, bio_dev(bio)) -#else + 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(dev_t, old_dev, dev) + ctf_integer(sector_t, old_sector, from) + ) +) +#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) +LTTNG_TRACEPOINT_EVENT(block_bio_remap, + + 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) -#endif -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) 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) -#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) */ + ctf_integer(dev_t, old_dev, dev) + ctf_integer(sector_t, old_sector, from) + ) +) +#else +LTTNG_TRACEPOINT_EVENT(block_bio_remap, + + 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) 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) ) ) +#endif -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,11,0)) +#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,11,0)) /** * block_rq_remap - map request for a block operation request * @rq: block IO operation request