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43#define DEBUG_SUBSYSTEM S_LOG
44
45
46#include "../include/lustre_log.h"
47
48static void print_llogd_body(struct llogd_body *d)
49{
50 CDEBUG(D_OTHER, "llogd body: %p\n", d);
51 CDEBUG(D_OTHER, "\tlgd_logid.lgl_oi: "DOSTID"\n",
52 POSTID(&d->lgd_logid.lgl_oi));
53 CDEBUG(D_OTHER, "\tlgd_logid.lgl_ogen: %#x\n", d->lgd_logid.lgl_ogen);
54 CDEBUG(D_OTHER, "\tlgd_ctxt_idx: %#x\n", d->lgd_ctxt_idx);
55 CDEBUG(D_OTHER, "\tlgd_llh_flags: %#x\n", d->lgd_llh_flags);
56 CDEBUG(D_OTHER, "\tlgd_index: %#x\n", d->lgd_index);
57 CDEBUG(D_OTHER, "\tlgd_saved_index: %#x\n", d->lgd_saved_index);
58 CDEBUG(D_OTHER, "\tlgd_len: %#x\n", d->lgd_len);
59 CDEBUG(D_OTHER, "\tlgd_cur_offset: %#llx\n", d->lgd_cur_offset);
60}
61
62void lustre_swab_lu_fid(struct lu_fid *fid)
63{
64 __swab64s(&fid->f_seq);
65 __swab32s(&fid->f_oid);
66 __swab32s(&fid->f_ver);
67}
68EXPORT_SYMBOL(lustre_swab_lu_fid);
69
70void lustre_swab_ost_id(struct ost_id *oid)
71{
72 if (fid_seq_is_mdt0(oid->oi.oi_seq)) {
73 __swab64s(&oid->oi.oi_id);
74 __swab64s(&oid->oi.oi_seq);
75 } else {
76 lustre_swab_lu_fid(&oid->oi_fid);
77 }
78}
79EXPORT_SYMBOL(lustre_swab_ost_id);
80
81void lustre_swab_llog_id(struct llog_logid *log_id)
82{
83 __swab64s(&log_id->lgl_oi.oi.oi_id);
84 __swab64s(&log_id->lgl_oi.oi.oi_seq);
85 __swab32s(&log_id->lgl_ogen);
86}
87EXPORT_SYMBOL(lustre_swab_llog_id);
88
89void lustre_swab_llogd_body(struct llogd_body *d)
90{
91 print_llogd_body(d);
92 lustre_swab_llog_id(&d->lgd_logid);
93 __swab32s(&d->lgd_ctxt_idx);
94 __swab32s(&d->lgd_llh_flags);
95 __swab32s(&d->lgd_index);
96 __swab32s(&d->lgd_saved_index);
97 __swab32s(&d->lgd_len);
98 __swab64s(&d->lgd_cur_offset);
99 print_llogd_body(d);
100}
101EXPORT_SYMBOL(lustre_swab_llogd_body);
102
103void lustre_swab_llogd_conn_body(struct llogd_conn_body *d)
104{
105 __swab64s(&d->lgdc_gen.mnt_cnt);
106 __swab64s(&d->lgdc_gen.conn_cnt);
107 lustre_swab_llog_id(&d->lgdc_logid);
108 __swab32s(&d->lgdc_ctxt_idx);
109}
110EXPORT_SYMBOL(lustre_swab_llogd_conn_body);
111
112void lustre_swab_ll_fid(struct ll_fid *fid)
113{
114 __swab64s(&fid->id);
115 __swab32s(&fid->generation);
116 __swab32s(&fid->f_type);
117}
118EXPORT_SYMBOL(lustre_swab_ll_fid);
119
120void lustre_swab_lu_seq_range(struct lu_seq_range *range)
121{
122 __swab64s(&range->lsr_start);
123 __swab64s(&range->lsr_end);
124 __swab32s(&range->lsr_index);
125 __swab32s(&range->lsr_flags);
126}
127EXPORT_SYMBOL(lustre_swab_lu_seq_range);
128
129void lustre_swab_llog_rec(struct llog_rec_hdr *rec)
130{
131 struct llog_rec_tail *tail = NULL;
132
133 __swab32s(&rec->lrh_len);
134 __swab32s(&rec->lrh_index);
135 __swab32s(&rec->lrh_type);
136 __swab32s(&rec->lrh_id);
137
138 switch (rec->lrh_type) {
139 case OST_SZ_REC:
140 {
141 struct llog_size_change_rec *lsc =
142 (struct llog_size_change_rec *)rec;
143
144 lustre_swab_ll_fid(&lsc->lsc_fid);
145 __swab32s(&lsc->lsc_ioepoch);
146 tail = &lsc->lsc_tail;
147 break;
148 }
149 case MDS_UNLINK_REC:
150 {
151 struct llog_unlink_rec *lur = (struct llog_unlink_rec *)rec;
152
153 __swab64s(&lur->lur_oid);
154 __swab32s(&lur->lur_oseq);
155 __swab32s(&lur->lur_count);
156 tail = &lur->lur_tail;
157 break;
158 }
159 case MDS_UNLINK64_REC:
160 {
161 struct llog_unlink64_rec *lur =
162 (struct llog_unlink64_rec *)rec;
163
164 lustre_swab_lu_fid(&lur->lur_fid);
165 __swab32s(&lur->lur_count);
166 tail = &lur->lur_tail;
167 break;
168 }
169 case CHANGELOG_REC:
170 {
171 struct llog_changelog_rec *cr = (struct llog_changelog_rec *)rec;
172
173 __swab16s(&cr->cr.cr_namelen);
174 __swab16s(&cr->cr.cr_flags);
175 __swab32s(&cr->cr.cr_type);
176 __swab64s(&cr->cr.cr_index);
177 __swab64s(&cr->cr.cr_prev);
178 __swab64s(&cr->cr.cr_time);
179 lustre_swab_lu_fid(&cr->cr.cr_tfid);
180 lustre_swab_lu_fid(&cr->cr.cr_pfid);
181 if (CHANGELOG_REC_EXTENDED(&cr->cr)) {
182 struct llog_changelog_ext_rec *ext =
183 (struct llog_changelog_ext_rec *)rec;
184
185 lustre_swab_lu_fid(&ext->cr.cr_sfid);
186 lustre_swab_lu_fid(&ext->cr.cr_spfid);
187 tail = &ext->cr_tail;
188 } else {
189 tail = &cr->cr_tail;
190 }
191 break;
192 }
193 case CHANGELOG_USER_REC:
194 {
195 struct llog_changelog_user_rec *cur =
196 (struct llog_changelog_user_rec *)rec;
197
198 __swab32s(&cur->cur_id);
199 __swab64s(&cur->cur_endrec);
200 tail = &cur->cur_tail;
201 break;
202 }
203
204 case HSM_AGENT_REC: {
205 struct llog_agent_req_rec *arr =
206 (struct llog_agent_req_rec *)rec;
207
208 __swab32s(&arr->arr_hai.hai_len);
209 __swab32s(&arr->arr_hai.hai_action);
210 lustre_swab_lu_fid(&arr->arr_hai.hai_fid);
211 lustre_swab_lu_fid(&arr->arr_hai.hai_dfid);
212 __swab64s(&arr->arr_hai.hai_cookie);
213 __swab64s(&arr->arr_hai.hai_extent.offset);
214 __swab64s(&arr->arr_hai.hai_extent.length);
215 __swab64s(&arr->arr_hai.hai_gid);
216
217
218 break;
219 }
220
221 case MDS_SETATTR64_REC:
222 {
223 struct llog_setattr64_rec *lsr =
224 (struct llog_setattr64_rec *)rec;
225
226 lustre_swab_ost_id(&lsr->lsr_oi);
227 __swab32s(&lsr->lsr_uid);
228 __swab32s(&lsr->lsr_uid_h);
229 __swab32s(&lsr->lsr_gid);
230 __swab32s(&lsr->lsr_gid_h);
231 tail = &lsr->lsr_tail;
232 break;
233 }
234 case OBD_CFG_REC:
235
236 break;
237 case LLOG_HDR_MAGIC:
238 {
239 struct llog_log_hdr *llh = (struct llog_log_hdr *)rec;
240
241 __swab64s(&llh->llh_timestamp);
242 __swab32s(&llh->llh_count);
243 __swab32s(&llh->llh_bitmap_offset);
244 __swab32s(&llh->llh_flags);
245 __swab32s(&llh->llh_size);
246 __swab32s(&llh->llh_cat_idx);
247 tail = &llh->llh_tail;
248 break;
249 }
250 case LLOG_LOGID_MAGIC:
251 {
252 struct llog_logid_rec *lid = (struct llog_logid_rec *)rec;
253
254 lustre_swab_llog_id(&lid->lid_id);
255 tail = &lid->lid_tail;
256 break;
257 }
258 case LLOG_GEN_REC:
259 {
260 struct llog_gen_rec *lgr = (struct llog_gen_rec *)rec;
261
262 __swab64s(&lgr->lgr_gen.mnt_cnt);
263 __swab64s(&lgr->lgr_gen.conn_cnt);
264 tail = &lgr->lgr_tail;
265 break;
266 }
267 case LLOG_PAD_MAGIC:
268 break;
269 default:
270 CERROR("Unknown llog rec type %#x swabbing rec %p\n",
271 rec->lrh_type, rec);
272 }
273
274 if (tail) {
275 __swab32s(&tail->lrt_len);
276 __swab32s(&tail->lrt_index);
277 }
278}
279EXPORT_SYMBOL(lustre_swab_llog_rec);
280
281static void print_llog_hdr(struct llog_log_hdr *h)
282{
283 CDEBUG(D_OTHER, "llog header: %p\n", h);
284 CDEBUG(D_OTHER, "\tllh_hdr.lrh_index: %#x\n", h->llh_hdr.lrh_index);
285 CDEBUG(D_OTHER, "\tllh_hdr.lrh_len: %#x\n", h->llh_hdr.lrh_len);
286 CDEBUG(D_OTHER, "\tllh_hdr.lrh_type: %#x\n", h->llh_hdr.lrh_type);
287 CDEBUG(D_OTHER, "\tllh_timestamp: %#llx\n", h->llh_timestamp);
288 CDEBUG(D_OTHER, "\tllh_count: %#x\n", h->llh_count);
289 CDEBUG(D_OTHER, "\tllh_bitmap_offset: %#x\n", h->llh_bitmap_offset);
290 CDEBUG(D_OTHER, "\tllh_flags: %#x\n", h->llh_flags);
291 CDEBUG(D_OTHER, "\tllh_size: %#x\n", h->llh_size);
292 CDEBUG(D_OTHER, "\tllh_cat_idx: %#x\n", h->llh_cat_idx);
293 CDEBUG(D_OTHER, "\tllh_tail.lrt_index: %#x\n", h->llh_tail.lrt_index);
294 CDEBUG(D_OTHER, "\tllh_tail.lrt_len: %#x\n", h->llh_tail.lrt_len);
295}
296
297void lustre_swab_llog_hdr(struct llog_log_hdr *h)
298{
299 print_llog_hdr(h);
300
301 lustre_swab_llog_rec(&h->llh_hdr);
302
303 print_llog_hdr(h);
304}
305EXPORT_SYMBOL(lustre_swab_llog_hdr);
306
307static void print_lustre_cfg(struct lustre_cfg *lcfg)
308{
309 int i;
310
311 if (!(libcfs_debug & D_OTHER))
312 return;
313 CDEBUG(D_OTHER, "lustre_cfg: %p\n", lcfg);
314 CDEBUG(D_OTHER, "\tlcfg->lcfg_version: %#x\n", lcfg->lcfg_version);
315
316 CDEBUG(D_OTHER, "\tlcfg->lcfg_command: %#x\n", lcfg->lcfg_command);
317 CDEBUG(D_OTHER, "\tlcfg->lcfg_num: %#x\n", lcfg->lcfg_num);
318 CDEBUG(D_OTHER, "\tlcfg->lcfg_flags: %#x\n", lcfg->lcfg_flags);
319 CDEBUG(D_OTHER, "\tlcfg->lcfg_nid: %s\n", libcfs_nid2str(lcfg->lcfg_nid));
320
321 CDEBUG(D_OTHER, "\tlcfg->lcfg_bufcount: %d\n", lcfg->lcfg_bufcount);
322 if (lcfg->lcfg_bufcount < LUSTRE_CFG_MAX_BUFCOUNT)
323 for (i = 0; i < lcfg->lcfg_bufcount; i++)
324 CDEBUG(D_OTHER, "\tlcfg->lcfg_buflens[%d]: %d\n",
325 i, lcfg->lcfg_buflens[i]);
326}
327
328void lustre_swab_lustre_cfg(struct lustre_cfg *lcfg)
329{
330 int i;
331
332 __swab32s(&lcfg->lcfg_version);
333
334 if (lcfg->lcfg_version != LUSTRE_CFG_VERSION) {
335 CERROR("not swabbing lustre_cfg version %#x (expecting %#x)\n",
336 lcfg->lcfg_version, LUSTRE_CFG_VERSION);
337 return;
338 }
339
340 __swab32s(&lcfg->lcfg_command);
341 __swab32s(&lcfg->lcfg_num);
342 __swab32s(&lcfg->lcfg_flags);
343 __swab64s(&lcfg->lcfg_nid);
344 __swab32s(&lcfg->lcfg_bufcount);
345 for (i = 0; i < lcfg->lcfg_bufcount && i < LUSTRE_CFG_MAX_BUFCOUNT; i++)
346 __swab32s(&lcfg->lcfg_buflens[i]);
347
348 print_lustre_cfg(lcfg);
349 return;
350}
351EXPORT_SYMBOL(lustre_swab_lustre_cfg);
352
353
354struct cfg_marker32 {
355 __u32 cm_step;
356 __u32 cm_flags;
357 __u32 cm_vers;
358 __u32 padding;
359 __u32 cm_createtime;
360 __u32 cm_canceltime;
361 char cm_tgtname[MTI_NAME_MAXLEN];
362 char cm_comment[MTI_NAME_MAXLEN];
363};
364
365#define MTI_NAMELEN32 (MTI_NAME_MAXLEN - \
366 (sizeof(struct cfg_marker) - sizeof(struct cfg_marker32)))
367
368void lustre_swab_cfg_marker(struct cfg_marker *marker, int swab, int size)
369{
370 struct cfg_marker32 *cm32 = (struct cfg_marker32 *)marker;
371
372 if (swab) {
373 __swab32s(&marker->cm_step);
374 __swab32s(&marker->cm_flags);
375 __swab32s(&marker->cm_vers);
376 }
377 if (size == sizeof(*cm32)) {
378 __u32 createtime, canceltime;
379
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388
389
390
391 createtime = cm32->cm_createtime;
392 canceltime = cm32->cm_canceltime;
393 memmove(marker->cm_comment, cm32->cm_comment, MTI_NAMELEN32);
394 marker->cm_comment[MTI_NAMELEN32 - 1] = '\0';
395 memmove(marker->cm_tgtname, cm32->cm_tgtname,
396 sizeof(marker->cm_tgtname));
397 if (swab) {
398 __swab32s(&createtime);
399 __swab32s(&canceltime);
400 }
401 marker->cm_createtime = createtime;
402 marker->cm_canceltime = canceltime;
403 CDEBUG(D_CONFIG, "Find old cfg_marker(Srv32b,Clt64b) "
404 "for target %s, converting\n",
405 marker->cm_tgtname);
406 } else if (swab) {
407 __swab64s(&marker->cm_createtime);
408 __swab64s(&marker->cm_canceltime);
409 }
410
411 return;
412}
413EXPORT_SYMBOL(lustre_swab_cfg_marker);
414