| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * RDMA Network Block Driver |
| * |
| * Copyright (c) 2022 1&1 IONOS SE. All rights reserved. |
| */ |
| #undef TRACE_SYSTEM |
| #define TRACE_SYSTEM rnbd_srv |
| |
| #if !defined(_TRACE_RNBD_SRV_H) || defined(TRACE_HEADER_MULTI_READ) |
| #define _TRACE_RNBD_SRV_H |
| |
| #include <linux/tracepoint.h> |
| |
| struct rnbd_srv_session; |
| struct rtrs_srv_op; |
| |
| DECLARE_EVENT_CLASS(rnbd_srv_link_class, |
| TP_PROTO(struct rnbd_srv_session *srv), |
| |
| TP_ARGS(srv), |
| |
| TP_STRUCT__entry( |
| __field(int, qdepth) |
| __string(sessname, srv->sessname) |
| ), |
| |
| TP_fast_assign( |
| __entry->qdepth = srv->queue_depth; |
| __assign_str(sessname, srv->sessname); |
| ), |
| |
| TP_printk("sessname: %s qdepth: %d", |
| __get_str(sessname), |
| __entry->qdepth |
| ) |
| ); |
| |
| #define DEFINE_LINK_EVENT(name) \ |
| DEFINE_EVENT(rnbd_srv_link_class, name, \ |
| TP_PROTO(struct rnbd_srv_session *srv), \ |
| TP_ARGS(srv)) |
| |
| DEFINE_LINK_EVENT(create_sess); |
| DEFINE_LINK_EVENT(destroy_sess); |
| |
| TRACE_DEFINE_ENUM(RNBD_OP_READ); |
| TRACE_DEFINE_ENUM(RNBD_OP_WRITE); |
| TRACE_DEFINE_ENUM(RNBD_OP_FLUSH); |
| TRACE_DEFINE_ENUM(RNBD_OP_DISCARD); |
| TRACE_DEFINE_ENUM(RNBD_OP_SECURE_ERASE); |
| TRACE_DEFINE_ENUM(RNBD_F_SYNC); |
| TRACE_DEFINE_ENUM(RNBD_F_FUA); |
| |
| #define show_rnbd_rw_flags(x) \ |
| __print_flags(x, "|", \ |
| { RNBD_OP_READ, "READ" }, \ |
| { RNBD_OP_WRITE, "WRITE" }, \ |
| { RNBD_OP_FLUSH, "FLUSH" }, \ |
| { RNBD_OP_DISCARD, "DISCARD" }, \ |
| { RNBD_OP_SECURE_ERASE, "SECURE_ERASE" }, \ |
| { RNBD_F_SYNC, "SYNC" }, \ |
| { RNBD_F_FUA, "FUA" }) |
| |
| TRACE_EVENT(process_rdma, |
| TP_PROTO(struct rnbd_srv_session *srv, |
| const struct rnbd_msg_io *msg, |
| struct rtrs_srv_op *id, |
| u32 datalen, |
| size_t usrlen), |
| |
| TP_ARGS(srv, msg, id, datalen, usrlen), |
| |
| TP_STRUCT__entry( |
| __string(sessname, srv->sessname) |
| __field(u8, dir) |
| __field(u8, ver) |
| __field(u32, device_id) |
| __field(u64, sector) |
| __field(u32, flags) |
| __field(u32, bi_size) |
| __field(u16, ioprio) |
| __field(u32, datalen) |
| __field(size_t, usrlen) |
| ), |
| |
| TP_fast_assign( |
| __assign_str(sessname, srv->sessname); |
| __entry->dir = id->dir; |
| __entry->ver = srv->ver; |
| __entry->device_id = le32_to_cpu(msg->device_id); |
| __entry->sector = le64_to_cpu(msg->sector); |
| __entry->bi_size = le32_to_cpu(msg->bi_size); |
| __entry->flags = le32_to_cpu(msg->rw); |
| __entry->ioprio = le16_to_cpu(msg->prio); |
| __entry->datalen = datalen; |
| __entry->usrlen = usrlen; |
| ), |
| |
| TP_printk("I/O req: sess: %s, type: %s, ver: %d, devid: %u, sector: %llu, bsize: %u, flags: %s, ioprio: %d, datalen: %u, usrlen: %zu", |
| __get_str(sessname), |
| __print_symbolic(__entry->dir, |
| { READ, "READ" }, |
| { WRITE, "WRITE" }), |
| __entry->ver, |
| __entry->device_id, |
| __entry->sector, |
| __entry->bi_size, |
| show_rnbd_rw_flags(__entry->flags), |
| __entry->ioprio, |
| __entry->datalen, |
| __entry->usrlen |
| ) |
| ); |
| |
| TRACE_EVENT(process_msg_sess_info, |
| TP_PROTO(struct rnbd_srv_session *srv, |
| const struct rnbd_msg_sess_info *msg), |
| |
| TP_ARGS(srv, msg), |
| |
| TP_STRUCT__entry( |
| __field(u8, proto_ver) |
| __field(u8, clt_ver) |
| __field(u8, srv_ver) |
| __string(sessname, srv->sessname) |
| ), |
| |
| TP_fast_assign( |
| __entry->proto_ver = srv->ver; |
| __entry->clt_ver = msg->ver; |
| __entry->srv_ver = RNBD_PROTO_VER_MAJOR; |
| __assign_str(sessname, srv->sessname); |
| ), |
| |
| TP_printk("Session %s using proto-ver %d (clt-ver: %d, srv-ver: %d)", |
| __get_str(sessname), |
| __entry->proto_ver, |
| __entry->clt_ver, |
| __entry->srv_ver |
| ) |
| ); |
| |
| TRACE_DEFINE_ENUM(RNBD_ACCESS_RO); |
| TRACE_DEFINE_ENUM(RNBD_ACCESS_RW); |
| TRACE_DEFINE_ENUM(RNBD_ACCESS_MIGRATION); |
| |
| #define show_rnbd_access_mode(x) \ |
| __print_symbolic(x, \ |
| { RNBD_ACCESS_RO, "RO" }, \ |
| { RNBD_ACCESS_RW, "RW" }, \ |
| { RNBD_ACCESS_MIGRATION, "MIGRATION" }) |
| |
| TRACE_EVENT(process_msg_open, |
| TP_PROTO(struct rnbd_srv_session *srv, |
| const struct rnbd_msg_open *msg), |
| |
| TP_ARGS(srv, msg), |
| |
| TP_STRUCT__entry( |
| __field(u8, access_mode) |
| __string(sessname, srv->sessname) |
| __string(dev_name, msg->dev_name) |
| ), |
| |
| TP_fast_assign( |
| __entry->access_mode = msg->access_mode; |
| __assign_str(sessname, srv->sessname); |
| __assign_str(dev_name, msg->dev_name); |
| ), |
| |
| TP_printk("Open message received: session='%s' path='%s' access_mode=%s", |
| __get_str(sessname), |
| __get_str(dev_name), |
| show_rnbd_access_mode(__entry->access_mode) |
| ) |
| ); |
| |
| TRACE_EVENT(process_msg_close, |
| TP_PROTO(struct rnbd_srv_session *srv, |
| const struct rnbd_msg_close *msg), |
| |
| TP_ARGS(srv, msg), |
| |
| TP_STRUCT__entry( |
| __field(u32, device_id) |
| __string(sessname, srv->sessname) |
| ), |
| |
| TP_fast_assign( |
| __entry->device_id = le32_to_cpu(msg->device_id); |
| __assign_str(sessname, srv->sessname); |
| ), |
| |
| TP_printk("Close message received: session='%s' device id='%d'", |
| __get_str(sessname), |
| __entry->device_id |
| ) |
| ); |
| |
| #endif /* _TRACE_RNBD_SRV_H */ |
| |
| #undef TRACE_INCLUDE_PATH |
| #define TRACE_INCLUDE_PATH . |
| #define TRACE_INCLUDE_FILE rnbd-srv-trace |
| #include <trace/define_trace.h> |
| |