diff options
Diffstat (limited to 'drivers/nvme/host')
-rw-r--r-- | drivers/nvme/host/trace.c | 11 | ||||
-rw-r--r-- | drivers/nvme/host/trace.h | 33 |
2 files changed, 37 insertions, 7 deletions
diff --git a/drivers/nvme/host/trace.c b/drivers/nvme/host/trace.c index 41944bbef835..25b0e310f4a8 100644 --- a/drivers/nvme/host/trace.c +++ b/drivers/nvme/host/trace.c @@ -128,3 +128,14 @@ const char *nvme_trace_parse_nvm_cmd(struct trace_seq *p, return nvme_trace_common(p, cdw10); } } + +const char *nvme_trace_disk_name(struct trace_seq *p, char *name) +{ + const char *ret = trace_seq_buffer_ptr(p); + + if (*name) + trace_seq_printf(p, "disk=%s, ", name); + trace_seq_putc(p, 0); + + return ret; +} diff --git a/drivers/nvme/host/trace.h b/drivers/nvme/host/trace.h index 35b8c72478d5..a490790d6691 100644 --- a/drivers/nvme/host/trace.h +++ b/drivers/nvme/host/trace.h @@ -78,10 +78,25 @@ const char *nvme_trace_parse_nvm_cmd(struct trace_seq *p, u8 opcode, 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) \ + nvme_trace_disk_name(p, name) + +#ifndef TRACE_HEADER_MULTI_READ +static inline void __assign_disk_name(char *name, struct gendisk *disk) +{ + if (disk) + memcpy(name, disk->disk_name, DISK_NAME_LEN); + else + memset(name, 0, DISK_NAME_LEN); +} +#endif + TRACE_EVENT(nvme_setup_cmd, TP_PROTO(struct request *req, struct nvme_command *cmd), TP_ARGS(req, cmd), TP_STRUCT__entry( + __array(char, disk, DISK_NAME_LEN) __field(int, ctrl_id) __field(int, qid) __field(u8, opcode) @@ -99,12 +114,14 @@ TRACE_EVENT(nvme_setup_cmd, __entry->cid = cmd->common.command_id; __entry->nsid = le32_to_cpu(cmd->common.nsid); __entry->metadata = le64_to_cpu(cmd->common.metadata); + __assign_disk_name(__entry->disk, req->rq_disk); memcpy(__entry->cdw10, cmd->common.cdw10, sizeof(__entry->cdw10)); ), - TP_printk("nvme%d: qid=%d, cmdid=%u, nsid=%u, flags=0x%x, meta=0x%llx, cmd=(%s %s)", - __entry->ctrl_id, __entry->qid, __entry->cid, - __entry->nsid, __entry->flags, __entry->metadata, + TP_printk("nvme%d: %sqid=%d, cmdid=%u, nsid=%u, flags=0x%x, meta=0x%llx, 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)) ); @@ -113,6 +130,7 @@ TRACE_EVENT(nvme_complete_rq, TP_PROTO(struct request *req), TP_ARGS(req), TP_STRUCT__entry( + __array(char, disk, DISK_NAME_LEN) __field(int, ctrl_id) __field(int, qid) __field(int, cid) @@ -129,11 +147,12 @@ TRACE_EVENT(nvme_complete_rq, __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: qid=%d, cmdid=%u, res=%llu, retries=%u, flags=0x%x, status=%u", - __entry->ctrl_id, __entry->qid, __entry->cid, - __entry->result, __entry->retries, __entry->flags, - __entry->status) + TP_printk("nvme%d: %sqid=%d, cmdid=%u, res=%llu, retries=%u, flags=0x%x, status=%u", + __entry->ctrl_id, __print_disk_name(__entry->disk), + __entry->qid, __entry->cid, __entry->result, + __entry->retries, __entry->flags, __entry->status) ); |