From: Francis Deslauriers Date: Tue, 7 Mar 2017 16:16:47 +0000 (-0500) Subject: Fix: update scsi instrumentation for kernel 4.11 X-Git-Tag: v2.9.2~6 X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=7c0f684646e19f46614c1c14c19f76324f534749;p=lttng-modules.git Fix: update scsi instrumentation for kernel 4.11 Signed-off-by: Francis Deslauriers Signed-off-by: Mathieu Desnoyers --- diff --git a/instrumentation/events/lttng-module/block.h b/instrumentation/events/lttng-module/block.h index 4373edf3..152609c7 100644 --- a/instrumentation/events/lttng-module/block.h +++ b/instrumentation/events/lttng-module/block.h @@ -10,6 +10,10 @@ #include #include +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) +#include +#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ + #ifndef _TRACE_BLOCK_DEF_ #define _TRACE_BLOCK_DEF_ @@ -164,6 +168,7 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_buffer, block_dirty_buffer, ) #endif +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, TP_PROTO(struct request_queue *q, struct request *rq), @@ -178,6 +183,50 @@ LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, ), TP_code_pre( + if (blk_rq_is_scsi(rq)) { + struct scsi_request *scsi_rq = scsi_req(rq); + tp_locvar->sector = 0; + tp_locvar->nr_sector = 0; + tp_locvar->cmd = scsi_rq->cmd; + tp_locvar->cmd_len = scsi_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() +) +#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ +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; @@ -205,6 +254,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq_with_error, TP_code_post() ) +#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ /** * block_rq_abort - abort block operation request @@ -239,14 +289,6 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_requeue, 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)) - /** * block_rq_complete - block IO operation completed by device driver * @q: queue containing the block operation request @@ -259,6 +301,52 @@ 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(4,11,0)) +LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, + + TP_PROTO(struct request_queue *q, struct request *rq, + unsigned int nr_bytes), + + TP_ARGS(q, rq, nr_bytes), + + TP_locvar( + unsigned char *cmd; + size_t cmd_len; + ), + + TP_code_pre( + if (blk_rq_is_scsi(rq)) { + struct scsi_request *scsi_rq = scsi_req(rq); + tp_locvar->cmd = scsi_rq->cmd; + tp_locvar->cmd_len = scsi_rq->cmd_len; + } else { + 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, blk_rq_pos(rq)) + ctf_integer(unsigned int, nr_sector, nr_bytes >> 9) + ctf_integer(int, errors, rq->errors) + 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() +) +#elif (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)) + LTTNG_TRACEPOINT_EVENT_CODE(block_rq_complete, TP_PROTO(struct request_queue *q, struct request *rq, @@ -318,6 +406,55 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_complete, #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,15,0)) */ +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) +LTTNG_TRACEPOINT_EVENT_CLASS_CODE(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 (blk_rq_is_scsi(rq)) { + struct scsi_request *scsi_rq = scsi_req(rq); + tp_locvar->sector = 0; + tp_locvar->nr_sector = 0; + tp_locvar->bytes = scsi_rq->resid_len; + tp_locvar->cmd = scsi_rq->cmd; + tp_locvar->cmd_len = scsi_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(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() +) +#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, TP_PROTO(struct request_queue *q, struct request *rq), @@ -364,6 +501,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS_CODE(block_rq, TP_code_post() ) +#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */ /** * block_rq_insert - insert block operation request into queue