Line data Source code
1 : /* SPDX-License-Identifier: BSD-3-Clause
2 : * Copyright (C) 2018 Intel Corporation.
3 : * All rights reserved.
4 : */
5 :
6 : #include "spdk/trace.h"
7 : #include "spdk_internal/trace_defs.h"
8 :
9 : #include "ftl_core.h"
10 : #include "ftl_trace.h"
11 : #include "ftl_io.h"
12 : #include "ftl_band.h"
13 :
14 : #if defined(DEBUG)
15 :
16 : enum ftl_trace_source {
17 : FTL_TRACE_SOURCE_INTERNAL,
18 : FTL_TRACE_SOURCE_USER,
19 : FTL_TRACE_SOURCE_MAX,
20 : };
21 :
22 : #define FTL_TPOINT_ID(id, src) SPDK_TPOINT_ID(TRACE_GROUP_FTL, (((id) << 1) | (!!(src))))
23 :
24 : #define FTL_TRACE_BAND_RELOC(src) FTL_TPOINT_ID(0, src)
25 : #define FTL_TRACE_BAND_WRITE(src) FTL_TPOINT_ID(1, src)
26 : #define FTL_TRACE_LIMITS(src) FTL_TPOINT_ID(2, src)
27 : #define FTL_TRACE_WBUF_POP(src) FTL_TPOINT_ID(3, src)
28 :
29 : #define FTL_TRACE_READ_SCHEDULE(src) FTL_TPOINT_ID(4, src)
30 : #define FTL_TRACE_READ_SUBMISSION(src) FTL_TPOINT_ID(5, src)
31 : #define FTL_TRACE_READ_COMPLETION_INVALID(src) FTL_TPOINT_ID(6, src)
32 : #define FTL_TRACE_READ_COMPLETION_CACHE(src) FTL_TPOINT_ID(7, src)
33 : #define FTL_TRACE_READ_COMPLETION_DISK(src) FTL_TPOINT_ID(8, src)
34 :
35 : #define FTL_TRACE_MD_READ_SCHEDULE(src) FTL_TPOINT_ID(9, src)
36 : #define FTL_TRACE_MD_READ_SUBMISSION(src) FTL_TPOINT_ID(10, src)
37 : #define FTL_TRACE_MD_READ_COMPLETION(src) FTL_TPOINT_ID(11, src)
38 :
39 : #define FTL_TRACE_WRITE_SCHEDULE(src) FTL_TPOINT_ID(12, src)
40 : #define FTL_TRACE_WRITE_WBUF_FILL(src) FTL_TPOINT_ID(13, src)
41 : #define FTL_TRACE_WRITE_SUBMISSION(src) FTL_TPOINT_ID(14, src)
42 : #define FTL_TRACE_WRITE_COMPLETION(src) FTL_TPOINT_ID(15, src)
43 :
44 : #define FTL_TRACE_MD_WRITE_SCHEDULE(src) FTL_TPOINT_ID(16, src)
45 : #define FTL_TRACE_MD_WRITE_SUBMISSION(src) FTL_TPOINT_ID(17, src)
46 : #define FTL_TRACE_MD_WRITE_COMPLETION(src) FTL_TPOINT_ID(18, src)
47 :
48 : #define FTL_TRACE_TRIM_SCHEDULE(src) FTL_TPOINT_ID(19, src)
49 : #define FTL_TRACE_TRIM_SUBMISSION(src) FTL_TPOINT_ID(20, src)
50 : #define FTL_TRACE_TRIM_COMPLETION(src) FTL_TPOINT_ID(21, src)
51 :
52 : static void
53 0 : ftl_trace(void)
54 : {
55 0 : const char source[] = { 'i', 'u' };
56 0 : char descbuf[128];
57 : int i;
58 :
59 0 : spdk_trace_register_owner_type(OWNER_TYPE_FTL, 'f');
60 :
61 0 : for (i = 0; i < FTL_TRACE_SOURCE_MAX; ++i) {
62 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "band_reloc");
63 0 : spdk_trace_register_description(descbuf, FTL_TRACE_BAND_RELOC(i), OWNER_TYPE_FTL, OBJECT_NONE, 0, 0,
64 : "band: ");
65 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "band_write");
66 0 : spdk_trace_register_description(descbuf, FTL_TRACE_BAND_WRITE(i), OWNER_TYPE_FTL, OBJECT_NONE, 0, 0,
67 : "band: ");
68 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "limits");
69 0 : spdk_trace_register_description(descbuf, FTL_TRACE_LIMITS(i), OWNER_TYPE_FTL, OBJECT_NONE, 0, 0,
70 : "limits: ");
71 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "rwb_pop");
72 0 : spdk_trace_register_description(descbuf, FTL_TRACE_WBUF_POP(i), OWNER_TYPE_FTL, OBJECT_NONE, 0, 0,
73 : "lba: ");
74 :
75 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "md_read_sched");
76 0 : spdk_trace_register_description(descbuf, FTL_TRACE_MD_READ_SCHEDULE(i), OWNER_TYPE_FTL,
77 : OBJECT_NONE, 0, 0, "addr: ");
78 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "md_read_submit");
79 0 : spdk_trace_register_description(descbuf, FTL_TRACE_MD_READ_SUBMISSION(i), OWNER_TYPE_FTL,
80 : OBJECT_NONE, 0, 0, "addr: ");
81 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "md_read_cmpl");
82 0 : spdk_trace_register_description(descbuf, FTL_TRACE_MD_READ_COMPLETION(i), OWNER_TYPE_FTL,
83 : OBJECT_NONE, 0, 0, "lba: ");
84 :
85 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "md_write_sched");
86 0 : spdk_trace_register_description(descbuf, FTL_TRACE_MD_WRITE_SCHEDULE(i), OWNER_TYPE_FTL,
87 : OBJECT_NONE, 0, 0, "addr: ");
88 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "md_write_submit");
89 0 : spdk_trace_register_description(descbuf, FTL_TRACE_MD_WRITE_SUBMISSION(i), OWNER_TYPE_FTL,
90 : OBJECT_NONE, 0, 0, "addr: ");
91 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "md_write_cmpl");
92 0 : spdk_trace_register_description(descbuf, FTL_TRACE_MD_WRITE_COMPLETION(i), OWNER_TYPE_FTL,
93 : OBJECT_NONE, 0, 0, "lba: ");
94 :
95 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "read_sched");
96 0 : spdk_trace_register_description(descbuf, FTL_TRACE_READ_SCHEDULE(i), OWNER_TYPE_FTL,
97 : OBJECT_NONE, 0, 0, "lba: ");
98 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "read_submit");
99 0 : spdk_trace_register_description(descbuf, FTL_TRACE_READ_SUBMISSION(i), OWNER_TYPE_FTL,
100 : OBJECT_NONE, 0, 0, "addr: ");
101 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "read_cmpl_invld");
102 0 : spdk_trace_register_description(descbuf, FTL_TRACE_READ_COMPLETION_INVALID(i), OWNER_TYPE_FTL,
103 : OBJECT_NONE, 0, 0, "lba: ");
104 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "read_cmpl_cache");
105 0 : spdk_trace_register_description(descbuf, FTL_TRACE_READ_COMPLETION_CACHE(i), OWNER_TYPE_FTL,
106 : OBJECT_NONE, 0, 0, "lba: ");
107 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "read_cmpl_ssd");
108 0 : spdk_trace_register_description(descbuf, FTL_TRACE_READ_COMPLETION_DISK(i), OWNER_TYPE_FTL,
109 : OBJECT_NONE, 0, 0, "lba: ");
110 :
111 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "write_sched");
112 0 : spdk_trace_register_description(descbuf, FTL_TRACE_WRITE_SCHEDULE(i), OWNER_TYPE_FTL,
113 : OBJECT_NONE, 0, 0, "lba: ");
114 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "rwb_fill");
115 0 : spdk_trace_register_description(descbuf, FTL_TRACE_WRITE_WBUF_FILL(i), OWNER_TYPE_FTL,
116 : OBJECT_NONE, 0, 0, "lba: ");
117 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "write_submit");
118 0 : spdk_trace_register_description(descbuf, FTL_TRACE_WRITE_SUBMISSION(i), OWNER_TYPE_FTL,
119 : OBJECT_NONE, 0, 0, "addr: ");
120 0 : snprintf(descbuf, sizeof(descbuf), "%c %s", source[i], "write_cmpl");
121 0 : spdk_trace_register_description(descbuf, FTL_TRACE_WRITE_COMPLETION(i), OWNER_TYPE_FTL,
122 : OBJECT_NONE, 0, 0, "lba: ");
123 : }
124 0 : }
125 0 : SPDK_TRACE_REGISTER_FN(ftl_trace, "ftl", TRACE_GROUP_FTL)
126 :
127 : static uint64_t
128 0 : ftl_trace_next_id(struct ftl_trace *trace)
129 : {
130 0 : assert(trace->id != FTL_TRACE_INVALID_ID);
131 0 : return __atomic_fetch_add(&trace->id, 1, __ATOMIC_SEQ_CST);
132 : }
133 :
134 : void
135 0 : ftl_trace_reloc_band(struct spdk_ftl_dev *dev, const struct ftl_band *band)
136 : {
137 0 : struct ftl_trace *trace = &dev->trace;
138 :
139 0 : spdk_trace_record(FTL_TRACE_BAND_RELOC(FTL_TRACE_SOURCE_INTERNAL), ftl_trace_next_id(trace), 0,
140 : band->p2l_map.num_valid, band->id);
141 0 : }
142 :
143 : void
144 0 : ftl_trace_write_band(struct spdk_ftl_dev *dev, const struct ftl_band *band)
145 : {
146 0 : struct ftl_trace *trace = &dev->trace;
147 :
148 0 : spdk_trace_record(FTL_TRACE_BAND_WRITE(FTL_TRACE_SOURCE_INTERNAL), ftl_trace_next_id(trace), 0, 0,
149 : band->id);
150 0 : }
151 :
152 : void
153 0 : ftl_trace_lba_io_init(struct spdk_ftl_dev *dev, const struct ftl_io *io)
154 : {
155 0 : uint16_t tpoint_id = 0, source;
156 :
157 0 : assert(io->trace != FTL_TRACE_INVALID_ID);
158 0 : source = FTL_TRACE_SOURCE_USER;
159 :
160 0 : switch (io->type) {
161 0 : case FTL_IO_READ:
162 0 : tpoint_id = FTL_TRACE_READ_SCHEDULE(source);
163 0 : break;
164 0 : case FTL_IO_WRITE:
165 0 : tpoint_id = FTL_TRACE_WRITE_SCHEDULE(source);
166 0 : break;
167 0 : case FTL_IO_TRIM:
168 0 : tpoint_id = FTL_TRACE_TRIM_SCHEDULE(source);
169 0 : break;
170 0 : default:
171 0 : assert(0);
172 : }
173 :
174 0 : spdk_trace_record(tpoint_id, io->trace, io->num_blocks, 0, ftl_io_get_lba(io, 0));
175 0 : }
176 :
177 : void
178 0 : ftl_trace_completion(struct spdk_ftl_dev *dev, const struct ftl_io *io,
179 : enum ftl_trace_completion completion)
180 : {
181 0 : uint16_t tpoint_id = 0, source;
182 :
183 0 : assert(io->trace != FTL_TRACE_INVALID_ID);
184 0 : source = FTL_TRACE_SOURCE_USER;
185 :
186 0 : switch (io->type) {
187 0 : case FTL_IO_READ:
188 0 : switch (completion) {
189 0 : case FTL_TRACE_COMPLETION_INVALID:
190 0 : tpoint_id = FTL_TRACE_READ_COMPLETION_INVALID(source);
191 0 : break;
192 0 : case FTL_TRACE_COMPLETION_CACHE:
193 0 : tpoint_id = FTL_TRACE_READ_COMPLETION_CACHE(source);
194 0 : break;
195 0 : case FTL_TRACE_COMPLETION_DISK:
196 0 : tpoint_id = FTL_TRACE_READ_COMPLETION_DISK(source);
197 0 : break;
198 : }
199 0 : break;
200 0 : case FTL_IO_WRITE:
201 0 : tpoint_id = FTL_TRACE_WRITE_COMPLETION(source);
202 0 : break;
203 0 : case FTL_IO_TRIM:
204 0 : tpoint_id = FTL_TRACE_TRIM_COMPLETION(source);
205 0 : break;
206 0 : default:
207 0 : assert(0);
208 : }
209 :
210 0 : spdk_trace_record(tpoint_id, io->trace, 0, 0, ftl_io_get_lba(io, io->pos - 1));
211 0 : }
212 :
213 : void
214 0 : ftl_trace_submission(struct spdk_ftl_dev *dev, const struct ftl_io *io, ftl_addr addr,
215 : size_t addr_cnt)
216 : {
217 0 : uint16_t tpoint_id = 0, source;
218 :
219 0 : assert(io->trace != FTL_TRACE_INVALID_ID);
220 0 : source = FTL_TRACE_SOURCE_USER;
221 :
222 0 : switch (io->type) {
223 0 : case FTL_IO_READ:
224 0 : tpoint_id = FTL_TRACE_READ_SUBMISSION(source);
225 0 : break;
226 0 : case FTL_IO_WRITE:
227 0 : tpoint_id = FTL_TRACE_WRITE_SUBMISSION(source);
228 0 : break;
229 0 : case FTL_IO_TRIM:
230 0 : tpoint_id = FTL_TRACE_TRIM_SUBMISSION(source);
231 0 : break;
232 0 : default:
233 0 : assert(0);
234 : }
235 :
236 0 : spdk_trace_record(tpoint_id, io->trace, addr_cnt, 0, addr);
237 0 : }
238 :
239 : void
240 0 : ftl_trace_limits(struct spdk_ftl_dev *dev, int limit, size_t num_free)
241 : {
242 0 : struct ftl_trace *trace = &dev->trace;
243 :
244 0 : spdk_trace_record(FTL_TRACE_LIMITS(FTL_TRACE_SOURCE_INTERNAL), ftl_trace_next_id(trace), num_free,
245 : limit, 0);
246 0 : }
247 :
248 : uint64_t
249 0 : ftl_trace_alloc_id(struct spdk_ftl_dev *dev)
250 : {
251 0 : struct ftl_trace *trace = &dev->trace;
252 :
253 0 : return ftl_trace_next_id(trace);
254 : }
255 :
256 : #endif /* defined(DEBUG) */
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