1 /* SPDX-License-Identifier: GPL-2.0 */
3 #define TRACE_SYSTEM dlm
5 #if !defined(_TRACE_DLM_H) || defined(TRACE_HEADER_MULTI_READ)
9 #include <linux/dlmconstants.h>
10 #include <linux/tracepoint.h>
12 #include "../../../fs/dlm/dlm_internal.h"
14 #define show_lock_flags(flags) __print_flags(flags, "|", \
15 { DLM_LKF_NOQUEUE, "NOQUEUE" }, \
16 { DLM_LKF_CANCEL, "CANCEL" }, \
17 { DLM_LKF_CONVERT, "CONVERT" }, \
18 { DLM_LKF_VALBLK, "VALBLK" }, \
19 { DLM_LKF_QUECVT, "QUECVT" }, \
20 { DLM_LKF_IVVALBLK, "IVVALBLK" }, \
21 { DLM_LKF_CONVDEADLK, "CONVDEADLK" }, \
22 { DLM_LKF_PERSISTENT, "PERSISTENT" }, \
23 { DLM_LKF_NODLCKWT, "NODLCKWT" }, \
24 { DLM_LKF_NODLCKBLK, "NODLCKBLK" }, \
25 { DLM_LKF_EXPEDITE, "EXPEDITE" }, \
26 { DLM_LKF_NOQUEUEBAST, "NOQUEUEBAST" }, \
27 { DLM_LKF_HEADQUE, "HEADQUE" }, \
28 { DLM_LKF_NOORDER, "NOORDER" }, \
29 { DLM_LKF_ORPHAN, "ORPHAN" }, \
30 { DLM_LKF_ALTPR, "ALTPR" }, \
31 { DLM_LKF_ALTCW, "ALTCW" }, \
32 { DLM_LKF_FORCEUNLOCK, "FORCEUNLOCK" }, \
33 { DLM_LKF_TIMEOUT, "TIMEOUT" })
35 #define show_lock_mode(mode) __print_symbolic(mode, \
36 { DLM_LOCK_IV, "IV"}, \
37 { DLM_LOCK_NL, "NL"}, \
38 { DLM_LOCK_CR, "CR"}, \
39 { DLM_LOCK_CW, "CW"}, \
40 { DLM_LOCK_PR, "PR"}, \
41 { DLM_LOCK_PW, "PW"}, \
44 #define show_dlm_sb_flags(flags) __print_flags(flags, "|", \
45 { DLM_SBF_DEMOTED, "DEMOTED" }, \
46 { DLM_SBF_VALNOTVALID, "VALNOTVALID" }, \
47 { DLM_SBF_ALTMODE, "ALTMODE" })
49 /* note: we begin tracing dlm_lock_start() only if ls and lkb are found */
50 TRACE_EVENT(dlm_lock_start,
52 TP_PROTO(struct dlm_ls *ls, struct dlm_lkb *lkb, int mode,
55 TP_ARGS(ls, lkb, mode, flags),
59 __field(__u32, lkb_id)
65 __entry->ls_id = ls->ls_global_id;
66 __entry->lkb_id = lkb->lkb_id;
68 __entry->flags = flags;
71 TP_printk("ls_id=%u lkb_id=%x mode=%s flags=%s",
72 __entry->ls_id, __entry->lkb_id,
73 show_lock_mode(__entry->mode),
74 show_lock_flags(__entry->flags))
78 TRACE_EVENT(dlm_lock_end,
80 TP_PROTO(struct dlm_ls *ls, struct dlm_lkb *lkb, int mode, __u32 flags,
83 TP_ARGS(ls, lkb, mode, flags, error),
87 __field(__u32, lkb_id)
94 __entry->ls_id = ls->ls_global_id;
95 __entry->lkb_id = lkb->lkb_id;
97 __entry->flags = flags;
99 /* return value will be zeroed in those cases by dlm_lock()
100 * we do it here again to not introduce more overhead if
101 * trace isn't running and error reflects the return value.
103 if (error == -EAGAIN || error == -EDEADLK)
106 __entry->error = error;
109 TP_printk("ls_id=%u lkb_id=%x mode=%s flags=%s error=%d",
110 __entry->ls_id, __entry->lkb_id,
111 show_lock_mode(__entry->mode),
112 show_lock_flags(__entry->flags), __entry->error)
116 TRACE_EVENT(dlm_bast,
118 TP_PROTO(struct dlm_ls *ls, struct dlm_lkb *lkb, int mode),
120 TP_ARGS(ls, lkb, mode),
123 __field(__u32, ls_id)
124 __field(__u32, lkb_id)
129 __entry->ls_id = ls->ls_global_id;
130 __entry->lkb_id = lkb->lkb_id;
131 __entry->mode = mode;
134 TP_printk("ls_id=%u lkb_id=%x mode=%s", __entry->ls_id,
135 __entry->lkb_id, show_lock_mode(__entry->mode))
141 TP_PROTO(struct dlm_ls *ls, struct dlm_lkb *lkb, struct dlm_lksb *lksb),
143 TP_ARGS(ls, lkb, lksb),
146 __field(__u32, ls_id)
147 __field(__u32, lkb_id)
148 __field(u8, sb_flags)
149 __field(int, sb_status)
153 __entry->ls_id = ls->ls_global_id;
154 __entry->lkb_id = lkb->lkb_id;
155 __entry->sb_flags = lksb->sb_flags;
156 __entry->sb_status = lksb->sb_status;
159 TP_printk("ls_id=%u lkb_id=%x sb_flags=%s sb_status=%d",
160 __entry->ls_id, __entry->lkb_id,
161 show_dlm_sb_flags(__entry->sb_flags), __entry->sb_status)
165 /* note: we begin tracing dlm_unlock_start() only if ls and lkb are found */
166 TRACE_EVENT(dlm_unlock_start,
168 TP_PROTO(struct dlm_ls *ls, struct dlm_lkb *lkb, __u32 flags),
170 TP_ARGS(ls, lkb, flags),
173 __field(__u32, ls_id)
174 __field(__u32, lkb_id)
175 __field(__u32, flags)
179 __entry->ls_id = ls->ls_global_id;
180 __entry->lkb_id = lkb->lkb_id;
181 __entry->flags = flags;
184 TP_printk("ls_id=%u lkb_id=%x flags=%s",
185 __entry->ls_id, __entry->lkb_id,
186 show_lock_flags(__entry->flags))
190 TRACE_EVENT(dlm_unlock_end,
192 TP_PROTO(struct dlm_ls *ls, struct dlm_lkb *lkb, __u32 flags,
195 TP_ARGS(ls, lkb, flags, error),
198 __field(__u32, ls_id)
199 __field(__u32, lkb_id)
200 __field(__u32, flags)
205 __entry->ls_id = ls->ls_global_id;
206 __entry->lkb_id = lkb->lkb_id;
207 __entry->flags = flags;
208 __entry->error = error;
211 TP_printk("ls_id=%u lkb_id=%x flags=%s error=%d",
212 __entry->ls_id, __entry->lkb_id,
213 show_lock_flags(__entry->flags), __entry->error)
217 TRACE_EVENT(dlm_send,
219 TP_PROTO(int nodeid, int ret),
221 TP_ARGS(nodeid, ret),
229 __entry->nodeid = nodeid;
233 TP_printk("nodeid=%d ret=%d", __entry->nodeid, __entry->ret)
237 TRACE_EVENT(dlm_recv,
239 TP_PROTO(int nodeid, int ret),
241 TP_ARGS(nodeid, ret),
249 __entry->nodeid = nodeid;
253 TP_printk("nodeid=%d ret=%d", __entry->nodeid, __entry->ret)
257 #endif /* if !defined(_TRACE_DLM_H) || defined(TRACE_HEADER_MULTI_READ) */
259 /* This part must be outside protection */
260 #include <trace/define_trace.h>