From 05e59e5fb0064c97a1c10921ecd549f2d4a58565 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 09 Oct 2024 06:14:40 +0000
Subject: [PATCH] add REDIRECT
---
kernel/drivers/nvme/host/trace.h | 137 +++++++++++++++++++++++----------------------
1 files changed, 71 insertions(+), 66 deletions(-)
diff --git a/kernel/drivers/nvme/host/trace.h b/kernel/drivers/nvme/host/trace.h
index a490790..b258f7b 100644
--- a/kernel/drivers/nvme/host/trace.h
+++ b/kernel/drivers/nvme/host/trace.h
@@ -1,15 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NVM Express device driver tracepoints
* Copyright (c) 2018 Johannes Thumshirn, SUSE Linux GmbH
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
*/
#undef TRACE_SYSTEM
@@ -24,59 +16,19 @@
#include "nvme.h"
-#define nvme_admin_opcode_name(opcode) { opcode, #opcode }
-#define show_admin_opcode_name(val) \
- __print_symbolic(val, \
- nvme_admin_opcode_name(nvme_admin_delete_sq), \
- nvme_admin_opcode_name(nvme_admin_create_sq), \
- nvme_admin_opcode_name(nvme_admin_get_log_page), \
- nvme_admin_opcode_name(nvme_admin_delete_cq), \
- nvme_admin_opcode_name(nvme_admin_create_cq), \
- nvme_admin_opcode_name(nvme_admin_identify), \
- nvme_admin_opcode_name(nvme_admin_abort_cmd), \
- nvme_admin_opcode_name(nvme_admin_set_features), \
- nvme_admin_opcode_name(nvme_admin_get_features), \
- nvme_admin_opcode_name(nvme_admin_async_event), \
- nvme_admin_opcode_name(nvme_admin_ns_mgmt), \
- nvme_admin_opcode_name(nvme_admin_activate_fw), \
- nvme_admin_opcode_name(nvme_admin_download_fw), \
- nvme_admin_opcode_name(nvme_admin_ns_attach), \
- nvme_admin_opcode_name(nvme_admin_keep_alive), \
- nvme_admin_opcode_name(nvme_admin_directive_send), \
- nvme_admin_opcode_name(nvme_admin_directive_recv), \
- nvme_admin_opcode_name(nvme_admin_dbbuf), \
- nvme_admin_opcode_name(nvme_admin_format_nvm), \
- nvme_admin_opcode_name(nvme_admin_security_send), \
- nvme_admin_opcode_name(nvme_admin_security_recv), \
- nvme_admin_opcode_name(nvme_admin_sanitize_nvm))
-
-#define nvme_opcode_name(opcode) { opcode, #opcode }
-#define show_nvm_opcode_name(val) \
- __print_symbolic(val, \
- nvme_opcode_name(nvme_cmd_flush), \
- nvme_opcode_name(nvme_cmd_write), \
- nvme_opcode_name(nvme_cmd_read), \
- nvme_opcode_name(nvme_cmd_write_uncor), \
- nvme_opcode_name(nvme_cmd_compare), \
- nvme_opcode_name(nvme_cmd_write_zeroes), \
- nvme_opcode_name(nvme_cmd_dsm), \
- nvme_opcode_name(nvme_cmd_resv_register), \
- nvme_opcode_name(nvme_cmd_resv_report), \
- nvme_opcode_name(nvme_cmd_resv_acquire), \
- nvme_opcode_name(nvme_cmd_resv_release))
-
-#define show_opcode_name(qid, opcode) \
- (qid ? show_nvm_opcode_name(opcode) : show_admin_opcode_name(opcode))
-
const char *nvme_trace_parse_admin_cmd(struct trace_seq *p, u8 opcode,
u8 *cdw10);
const char *nvme_trace_parse_nvm_cmd(struct trace_seq *p, u8 opcode,
u8 *cdw10);
+const char *nvme_trace_parse_fabrics_cmd(struct trace_seq *p, u8 fctype,
+ u8 *spc);
-#define parse_nvme_cmd(qid, opcode, cdw10) \
- (qid ? \
- nvme_trace_parse_nvm_cmd(p, opcode, cdw10) : \
- nvme_trace_parse_admin_cmd(p, opcode, cdw10))
+#define parse_nvme_cmd(qid, opcode, fctype, cdw10) \
+ ((opcode) == nvme_fabrics_command ? \
+ nvme_trace_parse_fabrics_cmd(p, fctype, cdw10) : \
+ ((qid) ? \
+ nvme_trace_parse_nvm_cmd(p, opcode, cdw10) : \
+ nvme_trace_parse_admin_cmd(p, opcode, cdw10)))
const char *nvme_trace_disk_name(struct trace_seq *p, char *name);
#define __print_disk_name(name) \
@@ -101,9 +53,10 @@
__field(int, qid)
__field(u8, opcode)
__field(u8, flags)
+ __field(u8, fctype)
__field(u16, cid)
__field(u32, nsid)
- __field(u64, metadata)
+ __field(bool, metadata)
__array(u8, cdw10, 24)
),
TP_fast_assign(
@@ -113,17 +66,20 @@
__entry->flags = cmd->common.flags;
__entry->cid = cmd->common.command_id;
__entry->nsid = le32_to_cpu(cmd->common.nsid);
- __entry->metadata = le64_to_cpu(cmd->common.metadata);
+ __entry->metadata = !!blk_integrity_rq(req);
+ __entry->fctype = cmd->fabrics.fctype;
__assign_disk_name(__entry->disk, req->rq_disk);
- memcpy(__entry->cdw10, cmd->common.cdw10,
- sizeof(__entry->cdw10));
+ memcpy(__entry->cdw10, &cmd->common.cdw10,
+ sizeof(__entry->cdw10));
),
- TP_printk("nvme%d: %sqid=%d, cmdid=%u, nsid=%u, flags=0x%x, meta=0x%llx, cmd=(%s %s)",
+ TP_printk("nvme%d: %sqid=%d, cmdid=%u, nsid=%u, flags=0x%x, meta=0x%x, cmd=(%s %s)",
__entry->ctrl_id, __print_disk_name(__entry->disk),
__entry->qid, __entry->cid, __entry->nsid,
__entry->flags, __entry->metadata,
- show_opcode_name(__entry->qid, __entry->opcode),
- parse_nvme_cmd(__entry->qid, __entry->opcode, __entry->cdw10))
+ show_opcode_name(__entry->qid, __entry->opcode,
+ __entry->fctype),
+ parse_nvme_cmd(__entry->qid, __entry->opcode,
+ __entry->fctype, __entry->cdw10))
);
TRACE_EVENT(nvme_complete_rq,
@@ -142,20 +98,69 @@
TP_fast_assign(
__entry->ctrl_id = nvme_req(req)->ctrl->instance;
__entry->qid = nvme_req_qid(req);
- __entry->cid = req->tag;
+ __entry->cid = nvme_req(req)->cmd->common.command_id;
__entry->result = le64_to_cpu(nvme_req(req)->result.u64);
__entry->retries = nvme_req(req)->retries;
__entry->flags = nvme_req(req)->flags;
__entry->status = nvme_req(req)->status;
__assign_disk_name(__entry->disk, req->rq_disk);
),
- TP_printk("nvme%d: %sqid=%d, cmdid=%u, res=%llu, retries=%u, flags=0x%x, status=%u",
+ TP_printk("nvme%d: %sqid=%d, cmdid=%u, res=%#llx, retries=%u, flags=0x%x, status=%#x",
__entry->ctrl_id, __print_disk_name(__entry->disk),
__entry->qid, __entry->cid, __entry->result,
__entry->retries, __entry->flags, __entry->status)
);
+#define aer_name(aer) { aer, #aer }
+
+TRACE_EVENT(nvme_async_event,
+ TP_PROTO(struct nvme_ctrl *ctrl, u32 result),
+ TP_ARGS(ctrl, result),
+ TP_STRUCT__entry(
+ __field(int, ctrl_id)
+ __field(u32, result)
+ ),
+ TP_fast_assign(
+ __entry->ctrl_id = ctrl->instance;
+ __entry->result = result;
+ ),
+ TP_printk("nvme%d: NVME_AEN=%#08x [%s]",
+ __entry->ctrl_id, __entry->result,
+ __print_symbolic(__entry->result & 0x7,
+ aer_name(NVME_AER_ERROR),
+ aer_name(NVME_AER_SMART),
+ aer_name(NVME_AER_NOTICE),
+ aer_name(NVME_AER_CSS),
+ aer_name(NVME_AER_VS))
+ )
+);
+
+#undef aer_name
+
+TRACE_EVENT(nvme_sq,
+ TP_PROTO(struct request *req, __le16 sq_head, int sq_tail),
+ TP_ARGS(req, sq_head, sq_tail),
+ TP_STRUCT__entry(
+ __field(int, ctrl_id)
+ __array(char, disk, DISK_NAME_LEN)
+ __field(int, qid)
+ __field(u16, sq_head)
+ __field(u16, sq_tail)
+ ),
+ TP_fast_assign(
+ __entry->ctrl_id = nvme_req(req)->ctrl->instance;
+ __assign_disk_name(__entry->disk, req->rq_disk);
+ __entry->qid = nvme_req_qid(req);
+ __entry->sq_head = le16_to_cpu(sq_head);
+ __entry->sq_tail = sq_tail;
+ ),
+ TP_printk("nvme%d: %sqid=%d, head=%u, tail=%u",
+ __entry->ctrl_id, __print_disk_name(__entry->disk),
+ __entry->qid, __entry->sq_head, __entry->sq_tail
+ )
+);
+
#endif /* _TRACE_NVME_H */
#undef TRACE_INCLUDE_PATH
--
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