166 lines
5.6 KiB
C
166 lines
5.6 KiB
C
/*
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* NVM Express device driver tracepoints
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* Copyright (c) 2018 Johannes Thumshirn, SUSE Linux GmbH
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM nvme
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#if !defined(_TRACE_NVME_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_NVME_H
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#include <linux/nvme.h>
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#include <linux/tracepoint.h>
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#include <linux/trace_seq.h>
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#include "nvme.h"
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#define nvme_admin_opcode_name(opcode) { opcode, #opcode }
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#define show_admin_opcode_name(val) \
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__print_symbolic(val, \
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nvme_admin_opcode_name(nvme_admin_delete_sq), \
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nvme_admin_opcode_name(nvme_admin_create_sq), \
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nvme_admin_opcode_name(nvme_admin_get_log_page), \
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nvme_admin_opcode_name(nvme_admin_delete_cq), \
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nvme_admin_opcode_name(nvme_admin_create_cq), \
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nvme_admin_opcode_name(nvme_admin_identify), \
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nvme_admin_opcode_name(nvme_admin_abort_cmd), \
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nvme_admin_opcode_name(nvme_admin_set_features), \
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nvme_admin_opcode_name(nvme_admin_get_features), \
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nvme_admin_opcode_name(nvme_admin_async_event), \
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nvme_admin_opcode_name(nvme_admin_ns_mgmt), \
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nvme_admin_opcode_name(nvme_admin_activate_fw), \
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nvme_admin_opcode_name(nvme_admin_download_fw), \
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nvme_admin_opcode_name(nvme_admin_ns_attach), \
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nvme_admin_opcode_name(nvme_admin_keep_alive), \
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nvme_admin_opcode_name(nvme_admin_directive_send), \
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nvme_admin_opcode_name(nvme_admin_directive_recv), \
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nvme_admin_opcode_name(nvme_admin_dbbuf), \
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nvme_admin_opcode_name(nvme_admin_format_nvm), \
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nvme_admin_opcode_name(nvme_admin_security_send), \
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nvme_admin_opcode_name(nvme_admin_security_recv), \
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nvme_admin_opcode_name(nvme_admin_sanitize_nvm))
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const char *nvme_trace_parse_admin_cmd(struct trace_seq *p, u8 opcode,
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u8 *cdw10);
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#define __parse_nvme_admin_cmd(opcode, cdw10) \
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nvme_trace_parse_admin_cmd(p, opcode, cdw10)
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#define nvme_opcode_name(opcode) { opcode, #opcode }
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#define show_opcode_name(val) \
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__print_symbolic(val, \
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nvme_opcode_name(nvme_cmd_flush), \
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nvme_opcode_name(nvme_cmd_write), \
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nvme_opcode_name(nvme_cmd_read), \
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nvme_opcode_name(nvme_cmd_write_uncor), \
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nvme_opcode_name(nvme_cmd_compare), \
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nvme_opcode_name(nvme_cmd_write_zeroes), \
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nvme_opcode_name(nvme_cmd_dsm), \
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nvme_opcode_name(nvme_cmd_resv_register), \
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nvme_opcode_name(nvme_cmd_resv_report), \
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nvme_opcode_name(nvme_cmd_resv_acquire), \
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nvme_opcode_name(nvme_cmd_resv_release))
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const char *nvme_trace_parse_nvm_cmd(struct trace_seq *p, u8 opcode,
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u8 *cdw10);
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#define __parse_nvme_cmd(opcode, cdw10) \
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nvme_trace_parse_nvm_cmd(p, opcode, cdw10)
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TRACE_EVENT(nvme_setup_admin_cmd,
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TP_PROTO(struct nvme_command *cmd),
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TP_ARGS(cmd),
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TP_STRUCT__entry(
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__field(u8, opcode)
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__field(u8, flags)
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__field(u16, cid)
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__field(u64, metadata)
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__array(u8, cdw10, 24)
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),
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TP_fast_assign(
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__entry->opcode = cmd->common.opcode;
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__entry->flags = cmd->common.flags;
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__entry->cid = cmd->common.command_id;
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__entry->metadata = le64_to_cpu(cmd->common.metadata);
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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(" cmdid=%u, flags=0x%x, meta=0x%llx, cmd=(%s %s)",
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__entry->cid, __entry->flags, __entry->metadata,
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show_admin_opcode_name(__entry->opcode),
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__parse_nvme_admin_cmd(__entry->opcode, __entry->cdw10))
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);
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TRACE_EVENT(nvme_setup_nvm_cmd,
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TP_PROTO(int qid, struct nvme_command *cmd),
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TP_ARGS(qid, cmd),
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TP_STRUCT__entry(
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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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__field(u16, cid)
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__field(u32, nsid)
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__field(u64, metadata)
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__array(u8, cdw10, 24)
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),
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TP_fast_assign(
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__entry->qid = qid;
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__entry->opcode = cmd->common.opcode;
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__entry->flags = cmd->common.flags;
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__entry->cid = cmd->common.command_id;
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__entry->nsid = le32_to_cpu(cmd->common.nsid);
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__entry->metadata = le64_to_cpu(cmd->common.metadata);
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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, nsid=%u, cmdid=%u, flags=0x%x, meta=0x%llx, cmd=(%s %s)",
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__entry->qid, __entry->nsid, __entry->cid,
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__entry->flags, __entry->metadata,
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show_opcode_name(__entry->opcode),
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__parse_nvme_cmd(__entry->opcode, __entry->cdw10))
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);
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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, qid)
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__field(int, cid)
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__field(u64, result)
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__field(u8, retries)
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__field(u8, flags)
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__field(u16, status)
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),
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TP_fast_assign(
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__entry->qid = req->q->id;
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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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__entry->retries = nvme_req(req)->retries;
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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("cmdid=%u, qid=%d, res=%llu, retries=%u, flags=0x%x, status=%u",
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__entry->cid, __entry->qid, __entry->result,
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__entry->retries, __entry->flags, __entry->status)
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);
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#endif /* _TRACE_NVME_H */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_FILE trace
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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