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nvme: add controller name to trace events
This appends the controller instance to the nvme trace buffer to distinguish which controller is dispatching and completing a command. Signed-off-by: Keith Busch <keith.busch@intel.com> Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Signed-off-by: Christoph Hellwig <hch@lst.de>
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parent
5d87eb94d9
commit
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1 changed files with 11 additions and 6 deletions
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@ -82,6 +82,7 @@ TRACE_EVENT(nvme_setup_cmd,
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TP_PROTO(struct request *req, struct nvme_command *cmd),
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TP_ARGS(req, cmd),
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TP_STRUCT__entry(
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__field(int, ctrl_id)
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__field(int, qid)
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__field(u8, opcode)
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__field(u8, flags)
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@ -91,6 +92,7 @@ TRACE_EVENT(nvme_setup_cmd,
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__array(u8, cdw10, 24)
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),
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TP_fast_assign(
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__entry->ctrl_id = nvme_req(req)->ctrl->instance;
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__entry->qid = nvme_req_qid(req);
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__entry->opcode = cmd->common.opcode;
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__entry->flags = cmd->common.flags;
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@ -100,9 +102,9 @@ TRACE_EVENT(nvme_setup_cmd,
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memcpy(__entry->cdw10, cmd->common.cdw10,
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sizeof(__entry->cdw10));
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),
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TP_printk("qid=%d, cmdid=%u, nsid=%u, flags=0x%x, meta=0x%llx, cmd=(%s %s)",
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__entry->qid, __entry->cid, __entry->nsid,
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__entry->flags, __entry->metadata,
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TP_printk("nvme%d: qid=%d, cmdid=%u, nsid=%u, flags=0x%x, meta=0x%llx, cmd=(%s %s)",
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__entry->ctrl_id, __entry->qid, __entry->cid,
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__entry->nsid, __entry->flags, __entry->metadata,
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show_opcode_name(__entry->qid, __entry->opcode),
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parse_nvme_cmd(__entry->qid, __entry->opcode, __entry->cdw10))
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);
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@ -111,6 +113,7 @@ TRACE_EVENT(nvme_complete_rq,
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TP_PROTO(struct request *req),
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TP_ARGS(req),
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TP_STRUCT__entry(
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__field(int, ctrl_id)
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__field(int, qid)
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__field(int, cid)
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__field(u64, result)
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@ -119,6 +122,7 @@ TRACE_EVENT(nvme_complete_rq,
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__field(u16, status)
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),
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TP_fast_assign(
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__entry->ctrl_id = nvme_req(req)->ctrl->instance;
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__entry->qid = nvme_req_qid(req);
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__entry->cid = req->tag;
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__entry->result = le64_to_cpu(nvme_req(req)->result.u64);
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@ -126,9 +130,10 @@ TRACE_EVENT(nvme_complete_rq,
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__entry->flags = nvme_req(req)->flags;
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__entry->status = nvme_req(req)->status;
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),
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TP_printk("qid=%d, cmdid=%u, res=%llu, retries=%u, flags=0x%x, status=%u",
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__entry->qid, __entry->cid, __entry->result,
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__entry->retries, __entry->flags, __entry->status)
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TP_printk("nvme%d: qid=%d, cmdid=%u, res=%llu, retries=%u, flags=0x%x, status=%u",
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__entry->ctrl_id, __entry->qid, __entry->cid,
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__entry->result, __entry->retries, __entry->flags,
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__entry->status)
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);
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