2 * Copyright (c) 2000-2002 Silicon Graphics, Inc. All Rights Reserved.
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of version 2 of the GNU General Public License as
6 * published by the Free Software Foundation.
8 * This program is distributed in the hope that it would be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12 * Further, this software is distributed without any warranty that it is
13 * free of the rightful claim of any third person regarding infringement
14 * or the like. Any license provided herein, whether implied or
15 * otherwise, applies only to this software file. Patent licenses, if
16 * any, provided herein do not apply to combinations of this program with
17 * other software, or any other product whatsoever.
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, write the Free Software Foundation, Inc., 59
21 * Temple Place - Suite 330, Boston MA 02111-1307, USA.
23 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
24 * Mountain View, CA 94043, or:
28 * For further information regarding this notice, see:
30 * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
35 #ifdef HAVE_ATTR_XATTR_H
36 #include <attr/xattr.h>
40 #define XFS_ERRTAG_MAX 17
41 #define XFS_IDMODULO_MAX 32
75 typedef void (*opfnc_t)(int, long);
77 typedef struct opdesc {
90 typedef struct flist {
97 typedef struct pathname {
103 #define FT_DIRm (1 << FT_DIR)
105 #define FT_REGm (1 << FT_REG)
107 #define FT_SYMm (1 << FT_SYM)
109 #define FT_DEVm (1 << FT_DEV)
111 #define FT_RTFm (1 << FT_RTF)
113 #define FT_ANYm ((1 << FT_nft) - 1)
114 #define FT_REGFILE (FT_REGm | FT_RTFm)
115 #define FT_NOTDIR (FT_ANYm & ~FT_DIRm)
117 #define FLIST_SLOT_INCR 16
120 #define MAXFSIZE ((1ULL << 63) - 1ULL)
121 #define MAXFSIZE32 ((1ULL << 40) - 1ULL)
123 void allocsp_f(int, long);
124 void attr_remove_f(int, long);
125 void attr_set_f(int, long);
126 void bulkstat_f(int, long);
127 void bulkstat1_f(int, long);
128 void chown_f(int, long);
129 void creat_f(int, long);
130 void dread_f(int, long);
131 void dwrite_f(int, long);
132 void fdatasync_f(int, long);
133 void freesp_f(int, long);
134 void fsync_f(int, long);
135 void getdents_f(int, long);
136 void link_f(int, long);
137 void mkdir_f(int, long);
138 void mknod_f(int, long);
139 void read_f(int, long);
140 void readlink_f(int, long);
141 void rename_f(int, long);
142 void resvsp_f(int, long);
143 void rmdir_f(int, long);
144 void stat_f(int, long);
145 void symlink_f(int, long);
146 void sync_f(int, long);
147 void truncate_f(int, long);
148 void unlink_f(int, long);
149 void unresvsp_f(int, long);
150 void write_f(int, long);
153 { OP_ALLOCSP, "allocsp", allocsp_f, 1, 1 },
154 { OP_ATTR_REMOVE, "attr_remove", attr_remove_f, /* 1 */ 0, 1 },
155 { OP_ATTR_SET, "attr_set", attr_set_f, /* 2 */ 0, 1 },
156 { OP_BULKSTAT, "bulkstat", bulkstat_f, 1, 0 },
157 { OP_BULKSTAT1, "bulkstat1", bulkstat1_f, 1, 0 },
158 { OP_CHOWN, "chown", chown_f, 3, 1 },
159 { OP_CREAT, "creat", creat_f, 4, 1 },
160 { OP_DREAD, "dread", dread_f, 4, 0 },
161 { OP_DWRITE, "dwrite", dwrite_f, 4, 1 },
162 { OP_FDATASYNC, "fdatasync", fdatasync_f, 1, 1 },
163 { OP_FREESP, "freesp", freesp_f, 1, 1 },
164 { OP_FSYNC, "fsync", fsync_f, 1, 1 },
165 { OP_GETDENTS, "getdents", getdents_f, 1, 0 },
166 { OP_LINK, "link", link_f, 1, 1 },
167 { OP_MKDIR, "mkdir", mkdir_f, 2, 1 },
168 { OP_MKNOD, "mknod", mknod_f, 2, 1 },
169 { OP_READ, "read", read_f, 1, 0 },
170 { OP_READLINK, "readlink", readlink_f, 1, 0 },
171 { OP_RENAME, "rename", rename_f, 2, 1 },
172 { OP_RESVSP, "resvsp", resvsp_f, 1, 1 },
173 { OP_RMDIR, "rmdir", rmdir_f, 1, 1 },
174 { OP_STAT, "stat", stat_f, 1, 0 },
175 { OP_SYMLINK, "symlink", symlink_f, 2, 1 },
176 { OP_SYNC, "sync", sync_f, 1, 0 },
177 { OP_TRUNCATE, "truncate", truncate_f, 2, 1 },
178 { OP_UNLINK, "unlink", unlink_f, 1, 1 },
179 { OP_UNRESVSP, "unresvsp", unresvsp_f, 1, 1 },
180 { OP_WRITE, "write", write_f, 4, 1 },
183 flist_t flist[FT_nft] = {
196 xfs_fsop_geom_t geom;
207 unsigned int idmodulo = XFS_IDMODULO_MAX;
210 unsigned long seed = 0;
214 void add_to_flist(int, int, int);
215 void append_pathname(pathname_t *, char *);
217 int attr_list_path(pathname_t *, char *, const int, int);
219 int attr_list_path(pathname_t *, char *, const int, int, attrlist_cursor_t *);
221 int attr_remove_path(pathname_t *, const char *, int);
222 int attr_set_path(pathname_t *, const char *, const char *, const int, int);
223 void check_cwd(void);
224 int creat_path(pathname_t *, mode_t);
225 void dcache_enter(int, int);
226 void dcache_init(void);
227 fent_t *dcache_lookup(int);
228 void dcache_purge(int);
229 void del_from_flist(int, int);
230 int dirid_to_name(char *, int);
232 void fent_to_name(pathname_t *, flist_t *, fent_t *);
233 void fix_parent(int, int);
234 void free_pathname(pathname_t *);
235 int generate_fname(fent_t *, int, pathname_t *, int *, int *);
236 int get_fname(int, long, pathname_t *, flist_t **, fent_t **, int *);
237 void init_pathname(pathname_t *);
238 int lchown_path(pathname_t *, uid_t, gid_t);
239 int link_path(pathname_t *, pathname_t *);
240 int lstat64_path(pathname_t *, struct stat64 *);
241 void make_freq_table(void);
242 int mkdir_path(pathname_t *, mode_t);
243 int mknod_path(pathname_t *, mode_t, dev_t);
244 void namerandpad(int, char *, int);
245 int open_path(pathname_t *, int);
246 DIR *opendir_path(pathname_t *);
247 void process_freq(char *);
248 int readlink_path(pathname_t *, char *, size_t);
249 int rename_path(pathname_t *, pathname_t *);
250 int rmdir_path(pathname_t *);
251 void separate_pathname(pathname_t *, char *, pathname_t *);
252 void show_ops(int, char *);
253 int stat64_path(pathname_t *, struct stat64 *);
254 int symlink_path(const char *, pathname_t *);
255 int truncate64_path(pathname_t *, off64_t);
256 int unlink_path(pathname_t *);
258 void write_freq(void);
259 void zero_freq(void);
261 int main(int argc, char **argv)
265 char *dirname = NULL;
274 xfs_error_injection_t err_inj;
276 errrange = errtag = 0;
278 nops = sizeof(ops) / sizeof(ops[0]);
279 ops_end = &ops[nops];
281 while ((c = getopt(argc, argv, "d:e:f:i:m:n:p:rs:vwzHS")) != -1) {
287 sscanf(optarg, "%d", &errtag);
291 } else if (errtag == 0)
293 if (errtag >= XFS_ERRTAG_MAX) {
295 "error tag %d too large (max %d)\n",
296 errtag, XFS_ERRTAG_MAX - 1);
301 process_freq(optarg);
304 ilist = realloc(ilist, ++ilistlen * sizeof(*ilist));
305 ilist[ilistlen - 1] = strtol(optarg, &p, 16);
308 idmodulo = strtoul(optarg, NULL, 0);
309 if (idmodulo > XFS_IDMODULO_MAX) {
311 "chown modulo %d too big (max %d)\n",
312 idmodulo, XFS_IDMODULO_MAX);
317 operations = atoi(optarg);
320 nproc = atoi(optarg);
326 seed = strtoul(optarg, NULL, 0);
343 fprintf(stderr, "%s - invalid parameters\n",
353 /* no directory specified */
354 if (!nousage) usage();
358 (void)mkdir(dirname, 0777);
359 if (chdir(dirname) < 0) {
363 sprintf(buf, "fss%x", (unsigned int)getpid());
364 fd = creat(buf, 0666);
365 if (lseek64(fd, (off64_t)(MAXFSIZE32 + 1ULL), SEEK_SET) < 0)
366 maxfsize = (off64_t)MAXFSIZE32;
368 maxfsize = (off64_t)MAXFSIZE;
373 gettimeofday(&t, (void *)NULL);
374 seed = (int)t.tv_sec ^ (int)t.tv_usec;
375 printf("seed = %ld\n", seed);
377 i = xfsctl(buf, fd, XFS_IOC_FSGEOMETRY, &geom);
378 if (i >= 0 && geom.rtblocks)
379 rtpct = MIN(MAX(geom.rtblocks * 100 /
380 (geom.rtblocks + geom.datablocks), 1), 99);
389 for (i = 0; i < j; i++)
392 errtag = (random() % (XFS_ERRTAG_MAX-1)) + 1;
398 for (i = 0; i < j; i++)
401 errtag += (random() % (XFS_ERRTAG_MAX - errtag));
403 printf("Injecting failure on tag #%d\n", errtag);
404 err_inj.errtag = errtag;
406 srval = xfsctl(buf, fd, XFS_IOC_ERROR_INJECTION, &err_inj);
408 perror("fsstress - XFS_SYSSGI error injection call");
415 for (i = 0; i < nproc; i++) {
422 while (wait(&stat) > 0)
427 srval = xfsctl(buf, fd, XFS_IOC_ERROR_CLEARALL, &err_inj);
429 fprintf(stderr, "Bad ej clear on %s fd=%d (%d).\n",
431 perror("xfsctl(XFS_IOC_ERROR_CLEARALL)");
443 add_to_flist(int ft, int id, int parent)
449 if (ftp->nfiles == ftp->nslots) {
450 ftp->nslots += FLIST_SLOT_INCR;
451 ftp->fents = realloc(ftp->fents, ftp->nslots * sizeof(fent_t));
453 fep = &ftp->fents[ftp->nfiles++];
455 fep->parent = parent;
459 append_pathname(pathname_t *name, char *str)
465 if (len && *str == '/' && name->len == 0) {
466 fprintf(stderr, "fsstress: append_pathname failure\n");
472 name->path = realloc(name->path, name->len + 1 + len);
473 strcpy(&name->path[name->len], str);
478 attr_list_path(pathname_t *name,
480 const int buffersize,
483 , attrlist_cursor_t *cursor
487 char buf[MAXNAMELEN];
491 #ifdef ATTR_DONTFOLLOW
492 if (flags != ATTR_DONTFOLLOW) {
499 rval = llistxattr(name->path, buffer, buffersize);
501 rval = attr_list(name->path, buffer, buffersize, flags, cursor);
503 if (rval >= 0 || errno != ENAMETOOLONG)
505 separate_pathname(name, buf, &newname);
506 if (chdir(buf) == 0) {
508 rval = attr_list_path(&newname, buffer, buffersize, flags);
510 rval = attr_list_path(&newname, buffer, buffersize, flags, cursor);
514 free_pathname(&newname);
519 attr_remove_path(pathname_t *name, const char *attrname, int flags)
521 char buf[MAXNAMELEN];
525 rval = attr_remove(name->path, attrname, flags);
526 if (rval >= 0 || errno != ENAMETOOLONG)
528 separate_pathname(name, buf, &newname);
529 if (chdir(buf) == 0) {
530 rval = attr_remove_path(&newname, attrname, flags);
533 free_pathname(&newname);
538 attr_set_path(pathname_t *name, const char *attrname, const char *attrvalue,
539 const int valuelength, int flags)
541 char buf[MAXNAMELEN];
545 rval = attr_set(name->path, attrname, attrvalue, valuelength, flags);
546 if (rval >= 0 || errno != ENAMETOOLONG)
548 separate_pathname(name, buf, &newname);
549 if (chdir(buf) == 0) {
550 rval = attr_set_path(&newname, attrname, attrvalue, valuelength,
554 free_pathname(&newname);
562 struct stat64 statbuf;
564 if (stat64(".", &statbuf) == 0 && statbuf.st_ino == top_ino)
567 fprintf(stderr, "fsstress: check_cwd failure\n");
574 creat_path(pathname_t *name, mode_t mode)
576 char buf[MAXNAMELEN];
580 rval = creat(name->path, mode);
581 if (rval >= 0 || errno != ENAMETOOLONG)
583 separate_pathname(name, buf, &newname);
584 if (chdir(buf) == 0) {
585 rval = creat_path(&newname, mode);
588 free_pathname(&newname);
593 dcache_enter(int dirid, int slot)
595 dcache[dirid % NDCACHE] = slot;
603 for (i = 0; i < NDCACHE; i++)
608 dcache_lookup(int dirid)
613 i = dcache[dirid % NDCACHE];
614 if (i >= 0 && (fep = &flist[FT_DIR].fents[i])->id == dirid)
620 dcache_purge(int dirid)
624 dcp = &dcache[dirid % NDCACHE];
625 if (*dcp >= 0 && flist[FT_DIR].fents[*dcp].id == dirid)
630 del_from_flist(int ft, int slot)
636 dcache_purge(ftp->fents[slot].id);
637 if (slot != ftp->nfiles - 1) {
639 dcache_purge(ftp->fents[ftp->nfiles - 1].id);
640 ftp->fents[slot] = ftp->fents[--ftp->nfiles];
646 dirid_to_fent(int dirid)
652 if ((fep = dcache_lookup(dirid)))
654 flp = &flist[FT_DIR];
655 for (fep = flp->fents, efep = &fep[flp->nfiles]; fep < efep; fep++) {
656 if (fep->id == dirid) {
657 dcache_enter(dirid, fep - flp->fents);
667 struct stat64 statbuf;
673 sprintf(buf, "p%x", procid);
674 (void)mkdir(buf, 0777);
675 if (chdir(buf) < 0 || stat64(".", &statbuf) < 0) {
679 top_ino = statbuf.st_ino;
680 homedir = getcwd(NULL, -1);
685 for (opno = 0; opno < operations; opno++) {
686 p = &ops[freq_table[random() % freq_table_size]];
687 p->func(opno, random());
689 * test for forced shutdown by stat'ing the test
690 * directory. If this stat returns EIO, assume
691 * the forced shutdown happened.
693 if (errtag != 0 && opno % 100 == 0) {
694 rval = stat64(".", &statbuf);
696 fprintf(stderr, "Detected EIO\n");
704 fent_to_name(pathname_t *name, flist_t *flp, fent_t *fep)
706 char buf[MAXNAMELEN];
712 if (fep->parent != -1) {
713 pfep = dirid_to_fent(fep->parent);
714 fent_to_name(name, &flist[FT_DIR], pfep);
715 append_pathname(name, "/");
717 i = sprintf(buf, "%c%x", flp->tag, fep->id);
718 namerandpad(fep->id, buf, i);
719 append_pathname(name, buf);
723 fix_parent(int oldid, int newid)
730 for (i = 0, flp = flist; i < FT_nft; i++, flp++) {
731 for (j = 0, fep = flp->fents; j < flp->nfiles; j++, fep++) {
732 if (fep->parent == oldid)
739 free_pathname(pathname_t *name)
749 generate_fname(fent_t *fep, int ft, pathname_t *name, int *idp, int *v)
751 char buf[MAXNAMELEN];
758 len = sprintf(buf, "%c%x", flp->tag, id = nameseq++);
759 namerandpad(id, buf, len);
761 fent_to_name(name, &flist[FT_DIR], fep);
762 append_pathname(name, "/");
764 append_pathname(name, buf);
767 for (j = 0; !*v && j < ilistlen; j++) {
768 if (ilist[j] == id) {
777 get_fname(int which, long r, pathname_t *name, flist_t **flpp, fent_t **fepp,
787 for (i = 0, c = 0, flp = flist; i < FT_nft; i++, flp++) {
788 if (which & (1 << i))
800 for (i = 0, c = 0, flp = flist; i < FT_nft; i++, flp++) {
801 if (which & (1 << i)) {
802 if (x < c + flp->nfiles) {
803 fep = &flp->fents[x - c];
805 fent_to_name(name, flp, fep);
811 for (j = 0; !*v && j < ilistlen; j++) {
812 if (ilist[j] == fep->id) {
823 fprintf(stderr, "fsstress: get_fname failure\n");
831 init_pathname(pathname_t *name)
838 lchown_path(pathname_t *name, uid_t owner, gid_t group)
840 char buf[MAXNAMELEN];
844 rval = lchown(name->path, owner, group);
845 if (rval >= 0 || errno != ENAMETOOLONG)
847 separate_pathname(name, buf, &newname);
848 if (chdir(buf) == 0) {
849 rval = lchown_path(&newname, owner, group);
852 free_pathname(&newname);
857 link_path(pathname_t *name1, pathname_t *name2)
859 char buf1[MAXNAMELEN];
860 char buf2[MAXNAMELEN];
866 rval = link(name1->path, name2->path);
867 if (rval >= 0 || errno != ENAMETOOLONG)
869 separate_pathname(name1, buf1, &newname1);
870 separate_pathname(name2, buf2, &newname2);
871 if (strcmp(buf1, buf2) == 0) {
872 if (chdir(buf1) == 0) {
873 rval = link_path(&newname1, &newname2);
877 if (strcmp(buf1, "..") == 0)
879 else if (strcmp(buf2, "..") == 0)
881 else if (strlen(buf1) == 0)
883 else if (strlen(buf2) == 0)
886 down1 = MAX(newname1.len, 3 + name2->len) <=
887 MAX(3 + name1->len, newname2.len);
889 free_pathname(&newname2);
890 append_pathname(&newname2, "../");
891 append_pathname(&newname2, name2->path);
892 if (chdir(buf1) == 0) {
893 rval = link_path(&newname1, &newname2);
897 free_pathname(&newname1);
898 append_pathname(&newname1, "../");
899 append_pathname(&newname1, name1->path);
900 if (chdir(buf2) == 0) {
901 rval = link_path(&newname1, &newname2);
906 free_pathname(&newname1);
907 free_pathname(&newname2);
912 lstat64_path(pathname_t *name, struct stat64 *sbuf)
914 char buf[MAXNAMELEN];
918 rval = lstat64(name->path, sbuf);
919 if (rval >= 0 || errno != ENAMETOOLONG)
921 separate_pathname(name, buf, &newname);
922 if (chdir(buf) == 0) {
923 rval = lstat64_path(&newname, sbuf);
926 free_pathname(&newname);
931 make_freq_table(void)
937 for (p = ops, f = 0; p < ops_end; p++)
939 freq_table = malloc(f * sizeof(*freq_table));
941 for (p = ops, i = 0; p < ops_end; p++) {
942 for (f = 0; f < p->freq; f++, i++)
943 freq_table[i] = p->op;
948 mkdir_path(pathname_t *name, mode_t mode)
950 char buf[MAXNAMELEN];
954 rval = mkdir(name->path, mode);
955 if (rval >= 0 || errno != ENAMETOOLONG)
957 separate_pathname(name, buf, &newname);
958 if (chdir(buf) == 0) {
959 rval = mkdir_path(&newname, mode);
962 free_pathname(&newname);
967 mknod_path(pathname_t *name, mode_t mode, dev_t dev)
969 char buf[MAXNAMELEN];
973 rval = mknod(name->path, mode, dev);
974 if (rval >= 0 || errno != ENAMETOOLONG)
976 separate_pathname(name, buf, &newname);
977 if (chdir(buf) == 0) {
978 rval = mknod_path(&newname, mode, dev);
981 free_pathname(&newname);
986 namerandpad(int id, char *buf, int i)
989 static int buckets[] =
990 { 2, 4, 8, 16, 32, 64, 128, MAXNAMELEN - 1 };
996 bucket = (id ^ namerand) % (sizeof(buckets) / sizeof(buckets[0]));
997 padmod = buckets[bucket] + 1 - i;
1000 padlen = (id ^ namerand) % padmod;
1002 memset(&buf[i], 'X', padlen);
1003 buf[i + padlen] = '\0';
1008 open_path(pathname_t *name, int oflag)
1010 char buf[MAXNAMELEN];
1014 rval = open(name->path, oflag);
1015 if (rval >= 0 || errno != ENAMETOOLONG)
1017 separate_pathname(name, buf, &newname);
1018 if (chdir(buf) == 0) {
1019 rval = open_path(&newname, oflag);
1022 free_pathname(&newname);
1027 opendir_path(pathname_t *name)
1029 char buf[MAXNAMELEN];
1033 rval = opendir(name->path);
1034 if (rval || errno != ENAMETOOLONG)
1036 separate_pathname(name, buf, &newname);
1037 if (chdir(buf) == 0) {
1038 rval = opendir_path(&newname);
1041 free_pathname(&newname);
1046 process_freq(char *arg)
1051 s = strchr(arg, '=');
1053 fprintf(stderr, "bad argument '%s'\n", arg);
1057 for (p = ops; p < ops_end; p++) {
1058 if (strcmp(arg, p->name) == 0) {
1063 fprintf(stderr, "can't find op type %s for -f\n", arg);
1068 readlink_path(pathname_t *name, char *lbuf, size_t lbufsiz)
1070 char buf[MAXNAMELEN];
1074 rval = readlink(name->path, lbuf, lbufsiz);
1075 if (rval >= 0 || errno != ENAMETOOLONG)
1077 separate_pathname(name, buf, &newname);
1078 if (chdir(buf) == 0) {
1079 rval = readlink_path(&newname, lbuf, lbufsiz);
1082 free_pathname(&newname);
1087 rename_path(pathname_t *name1, pathname_t *name2)
1089 char buf1[MAXNAMELEN];
1090 char buf2[MAXNAMELEN];
1092 pathname_t newname1;
1093 pathname_t newname2;
1096 rval = rename(name1->path, name2->path);
1097 if (rval >= 0 || errno != ENAMETOOLONG)
1099 separate_pathname(name1, buf1, &newname1);
1100 separate_pathname(name2, buf2, &newname2);
1101 if (strcmp(buf1, buf2) == 0) {
1102 if (chdir(buf1) == 0) {
1103 rval = rename_path(&newname1, &newname2);
1107 if (strcmp(buf1, "..") == 0)
1109 else if (strcmp(buf2, "..") == 0)
1111 else if (strlen(buf1) == 0)
1113 else if (strlen(buf2) == 0)
1116 down1 = MAX(newname1.len, 3 + name2->len) <=
1117 MAX(3 + name1->len, newname2.len);
1119 free_pathname(&newname2);
1120 append_pathname(&newname2, "../");
1121 append_pathname(&newname2, name2->path);
1122 if (chdir(buf1) == 0) {
1123 rval = rename_path(&newname1, &newname2);
1127 free_pathname(&newname1);
1128 append_pathname(&newname1, "../");
1129 append_pathname(&newname1, name1->path);
1130 if (chdir(buf2) == 0) {
1131 rval = rename_path(&newname1, &newname2);
1136 free_pathname(&newname1);
1137 free_pathname(&newname2);
1142 rmdir_path(pathname_t *name)
1144 char buf[MAXNAMELEN];
1148 rval = rmdir(name->path);
1149 if (rval >= 0 || errno != ENAMETOOLONG)
1151 separate_pathname(name, buf, &newname);
1152 if (chdir(buf) == 0) {
1153 rval = rmdir_path(&newname);
1156 free_pathname(&newname);
1161 separate_pathname(pathname_t *name, char *buf, pathname_t *newname)
1165 init_pathname(newname);
1166 slash = strchr(name->path, '/');
1167 if (slash == NULL) {
1172 strcpy(buf, name->path);
1174 append_pathname(newname, slash + 1);
1180 show_ops(int flag, char *lead_str)
1185 /* print in list form */
1188 for (p = ops; p < ops_end; p++) {
1189 if (lead_str != NULL && x+strlen(p->name)>=WIDTH-5)
1190 x=printf("%s%s", (p==ops)?"":"\n", lead_str);
1191 x+=printf("%s ", p->name);
1196 for (f = 0, p = ops; p < ops_end; p++)
1202 for (p = ops; p < ops_end; p++) {
1203 if (flag != 0 || p->freq > 0) {
1204 if (lead_str != NULL)
1205 printf("%s", lead_str);
1206 printf("%20s %d/%d %s\n",
1207 p->name, p->freq, f,
1208 (p->iswrite == 0) ? " " : "write op");
1215 stat64_path(pathname_t *name, struct stat64 *sbuf)
1217 char buf[MAXNAMELEN];
1221 rval = stat64(name->path, sbuf);
1222 if (rval >= 0 || errno != ENAMETOOLONG)
1224 separate_pathname(name, buf, &newname);
1225 if (chdir(buf) == 0) {
1226 rval = stat64_path(&newname, sbuf);
1229 free_pathname(&newname);
1234 symlink_path(const char *name1, pathname_t *name)
1236 char buf[MAXNAMELEN];
1240 if (!strcmp(name1, name->path)) {
1241 printf("yikes! %s %s\n", name1, name->path);
1245 rval = symlink(name1, name->path);
1246 if (rval >= 0 || errno != ENAMETOOLONG)
1248 separate_pathname(name, buf, &newname);
1249 if (chdir(buf) == 0) {
1250 rval = symlink_path(name1, &newname);
1253 free_pathname(&newname);
1258 truncate64_path(pathname_t *name, off64_t length)
1260 char buf[MAXNAMELEN];
1264 rval = truncate64(name->path, length);
1265 if (rval >= 0 || errno != ENAMETOOLONG)
1267 separate_pathname(name, buf, &newname);
1268 if (chdir(buf) == 0) {
1269 rval = truncate64_path(&newname, length);
1272 free_pathname(&newname);
1277 unlink_path(pathname_t *name)
1279 char buf[MAXNAMELEN];
1283 rval = unlink(name->path);
1284 if (rval >= 0 || errno != ENAMETOOLONG)
1286 separate_pathname(name, buf, &newname);
1287 if (chdir(buf) == 0) {
1288 rval = unlink_path(&newname);
1291 free_pathname(&newname);
1298 printf("Usage: %s -H or\n", myprog);
1299 printf(" %s [-d dir][-e errtg][-f op_name=freq][-n nops]\n",
1301 printf(" [-p nproc][-r len][-s seed][-v][-w][-z][-S]\n");
1303 printf(" -d dir specifies the base directory for operations\n");
1304 printf(" -e errtg specifies error injection stuff\n");
1305 printf(" -f op_name=freq changes the frequency of option name to freq\n");
1306 printf(" the valid operation names are:\n");
1308 printf(" -m modulo uid/gid modulo for chown/chgrp (default 32)\n");
1309 printf(" -n nops specifies the no. of operations per process (default 1)\n");
1310 printf(" -p nproc specifies the no. of processes (default 1)\n");
1311 printf(" -r specifies random name padding\n");
1312 printf(" -s seed specifies the seed for the random generator (default random)\n");
1313 printf(" -v specifies verbose mode\n");
1314 printf(" -w zeros frequencies of non-write operations\n");
1315 printf(" -z zeros frequencies of all operations\n");
1316 printf(" -S prints the table of operations (omitting zero frequency)\n");
1317 printf(" -H prints usage and exits\n");
1325 for (p = ops; p < ops_end; p++) {
1336 for (p = ops; p < ops_end; p++)
1341 allocsp_f(int opno, long r)
1346 struct xfs_flock64 fl;
1353 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
1355 printf("%d/%d: allocsp - no filename\n", procid, opno);
1359 fd = open_path(&f, O_RDWR);
1360 e = fd < 0 ? errno : 0;
1364 printf("%d/%d: allocsp - open %s failed %d\n",
1365 procid, opno, f.path, e);
1369 if (fstat64(fd, &stb) < 0) {
1371 printf("%d/%d: allocsp - fstat64 %s failed %d\n",
1372 procid, opno, f.path, errno);
1377 lr = ((__int64_t)random() << 32) + random();
1378 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
1380 fl.l_whence = SEEK_SET;
1383 e = xfsctl(f.path, fd, XFS_IOC_ALLOCSP64, &fl) < 0 ? errno : 0;
1385 printf("%d/%d: xfsctl(XFS_IOC_ALLOCSP64) %s %lld 0 %d\n",
1386 procid, opno, f.path, (long long)off, e);
1392 attr_remove_f(int opno, long r)
1394 attrlist_ent_t *aep;
1398 #ifndef HAVE_LIBATTR
1399 attrlist_cursor_t cursor;
1409 if (!get_fname(FT_ANYm, r, &f, NULL, NULL, &v))
1410 append_pathname(&f, ".");
1412 #ifndef HAVE_LIBATTR
1413 bzero(&cursor, sizeof(cursor));
1416 bzero(buf, sizeof(buf));
1418 e = attr_list_path(&f, buf, sizeof(buf), ATTR_DONTFOLLOW);
1420 e = attr_list_path(&f, buf, sizeof(buf), ATTR_DONTFOLLOW, &cursor);
1425 alist = (attrlist_t *)buf;
1426 total += alist->al_count;
1427 } while (alist->al_more);
1430 printf("%d/%d: attr_remove - no attrs for %s\n",
1431 procid, opno, f.path);
1435 which = (int)(random() % total);
1436 #ifndef HAVE_LIBATTR
1437 bzero(&cursor, sizeof(cursor));
1442 bzero(buf, sizeof(buf));
1444 e = attr_list_path(&f, buf, sizeof(buf), ATTR_DONTFOLLOW);
1446 e = attr_list_path(&f, buf, sizeof(buf), ATTR_DONTFOLLOW, &cursor);
1451 alist = (attrlist_t *)buf;
1452 if (which < ent + alist->al_count) {
1453 aep = (attrlist_ent_t *)
1454 &buf[alist->al_offset[which - ent]];
1455 aname = aep->a_name;
1458 ent += alist->al_count;
1459 } while (alist->al_more);
1460 if (aname == NULL) {
1463 "%d/%d: attr_remove - name %d not found at %s\n",
1464 procid, opno, which, f.path);
1468 e = attr_remove_path(&f, aname, ATTR_DONTFOLLOW) < 0 ? errno : 0;
1471 printf("%d/%d: attr_remove %s %s %d\n",
1472 procid, opno, f.path, aname, e);
1477 attr_set_f(int opno, long r)
1484 static int lengths[] = { 10, 100, 1000, 10000 };
1489 if (!get_fname(FT_ANYm, r, &f, NULL, NULL, &v))
1490 append_pathname(&f, ".");
1491 sprintf(aname, "a%x", nameseq++);
1492 li = (int)(random() % (sizeof(lengths) / sizeof(lengths[0])));
1493 len = (int)(random() % lengths[li]);
1497 memset(aval, nameseq & 0xff, len);
1498 e = attr_set_path(&f, aname, aval, len, ATTR_DONTFOLLOW) < 0 ?
1503 printf("%d/%d: attr_set %s %s %d\n", procid, opno, f.path,
1509 bulkstat_f(int opno, long r)
1517 xfs_fsop_bulkreq_t bsr;
1520 nent = (r % 999) + 2;
1521 t = malloc(nent * sizeof(*t));
1522 fd = open(".", O_RDONLY);
1530 while (xfsctl(".", fd, XFS_IOC_FSBULKSTAT, &bsr) == 0 && count > 0)
1534 printf("%d/%d: bulkstat nent %d total %lld\n",
1535 procid, opno, nent, (long long)total);
1540 bulkstat1_f(int opno, long r)
1550 xfs_fsop_bulkreq_t bsr;
1553 good = random() & 1;
1555 /* use an inode we know exists */
1557 if (!get_fname(FT_ANYm, r, &f, NULL, NULL, &v))
1558 append_pathname(&f, ".");
1559 ino = stat64_path(&f, &s) < 0 ? (ino64_t)r : s.st_ino;
1564 * pick a random inode
1566 * note this can generate kernel warning messages
1567 * since bulkstat_one will read the disk block that
1568 * would contain a given inode even if that disk
1569 * block doesn't contain inodes.
1571 * this is detected later, but not until after the
1572 * warning is displayed.
1574 * "XFS: device 0x825- bad inode magic/vsn daddr 0x0 #0"
1580 fd = open(".", O_RDONLY);
1587 e = xfsctl(".", fd, XFS_IOC_FSBULKSTAT_SINGLE, &bsr) < 0 ? errno : 0;
1589 printf("%d/%d: bulkstat1 %s ino %lld %d\n",
1590 procid, opno, good?"real":"random", (long long)ino, e);
1595 chown_f(int opno, long r)
1605 if (!get_fname(FT_ANYm, r, &f, NULL, NULL, &v))
1606 append_pathname(&f, ".");
1607 u = (uid_t)random();
1608 g = (gid_t)random();
1609 nbits = (int)(random() % idmodulo);
1610 u &= (1 << nbits) - 1;
1611 g &= (1 << nbits) - 1;
1612 e = lchown_path(&f, u, g) < 0 ? errno : 0;
1615 printf("%d/%d: chown %s %d/%d %d\n", procid, opno, f.path, (int)u, (int)g, e);
1620 creat_f(int opno, long r)
1635 if (!get_fname(FT_DIRm, r, NULL, NULL, &fep, &v1))
1640 type = rtpct ? ((random() % 100) > rtpct ? FT_REG : FT_RTF) : FT_REG;
1642 extsize = (random() % 10) + 1;
1645 e = generate_fname(fep, type, &f, &id, &v);
1649 fent_to_name(&f, &flist[FT_DIR], fep);
1650 printf("%d/%d: creat - no filename from %s\n",
1651 procid, opno, f.path);
1656 fd = creat_path(&f, 0666);
1657 e = fd < 0 ? errno : 0;
1662 xfsctl(f.path, fd, XFS_IOC_FSGETXATTR, &a) >= 0) {
1663 a.fsx_xflags |= XFS_XFLAG_REALTIME;
1665 geom.rtextsize * geom.blocksize * extsize;
1666 if (xfsctl(f.path, fd, XFS_IOC_FSSETXATTR, &a) < 0)
1669 add_to_flist(type, id, parid);
1673 printf("%d/%d: creat %s x:%d %d %d\n", procid, opno, f.path,
1674 extsize ? a.fsx_extsize : 0, e, e1);
1679 dread_f(int opno, long r)
1683 struct dioattr diob;
1694 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
1696 printf("%d/%d: dread - no filename\n", procid, opno);
1700 fd = open_path(&f, O_RDONLY|O_DIRECT);
1701 e = fd < 0 ? errno : 0;
1705 printf("%d/%d: dread - open %s failed %d\n",
1706 procid, opno, f.path, e);
1710 if (fstat64(fd, &stb) < 0) {
1712 printf("%d/%d: dread - fstat64 %s failed %d\n",
1713 procid, opno, f.path, errno);
1718 if (stb.st_size == 0) {
1720 printf("%d/%d: dread - %s zero size\n", procid, opno,
1726 if (xfsctl(f.path, fd, XFS_IOC_DIOINFO, &diob) < 0) {
1729 "%d/%d: dread - xfsctl(XFS_IOC_DIOINFO) %s failed %d\n",
1730 procid, opno, f.path, errno);
1735 align = (__int64_t)diob.d_miniosz;
1736 lr = ((__int64_t)random() << 32) + random();
1737 off = (off64_t)(lr % stb.st_size);
1738 off -= (off % align);
1739 lseek64(fd, off, SEEK_SET);
1740 len = (random() % (getpagesize() * 32)) + 1;
1741 len -= (len % align);
1744 else if (len > diob.d_maxiosz)
1745 len = diob.d_maxiosz;
1746 buf = memalign(diob.d_mem, len);
1747 e = read(fd, buf, len) < 0 ? errno : 0;
1750 printf("%d/%d: dread %s [%lld,%d] %d\n",
1751 procid, opno, f.path, (long long)off, (int)len, e);
1757 dwrite_f(int opno, long r)
1761 struct dioattr diob;
1772 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
1774 printf("%d/%d: dwrite - no filename\n", procid, opno);
1778 fd = open_path(&f, O_WRONLY|O_DIRECT);
1779 e = fd < 0 ? errno : 0;
1783 printf("%d/%d: dwrite - open %s failed %d\n",
1784 procid, opno, f.path, e);
1788 if (fstat64(fd, &stb) < 0) {
1790 printf("%d/%d: dwrite - fstat64 %s failed %d\n",
1791 procid, opno, f.path, errno);
1796 if (xfsctl(f.path, fd, XFS_IOC_DIOINFO, &diob) < 0) {
1798 printf("%d/%d: dwrite - xfsctl(XFS_IOC_DIOINFO)"
1800 procid, opno, f.path, errno);
1805 align = (__int64_t)diob.d_miniosz;
1806 lr = ((__int64_t)random() << 32) + random();
1807 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
1808 off -= (off % align);
1809 lseek64(fd, off, SEEK_SET);
1810 len = (random() % (getpagesize() * 32)) + 1;
1811 len -= (len % align);
1814 else if (len > diob.d_maxiosz)
1815 len = diob.d_maxiosz;
1816 buf = memalign(diob.d_mem, len);
1818 lseek64(fd, off, SEEK_SET);
1819 memset(buf, nameseq & 0xff, len);
1820 e = write(fd, buf, len) < 0 ? errno : 0;
1823 printf("%d/%d: dwrite %s [%lld,%d] %d\n",
1824 procid, opno, f.path, (long long)off, (int)len, e);
1830 fdatasync_f(int opno, long r)
1838 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
1840 printf("%d/%d: fdatasync - no filename\n",
1845 fd = open_path(&f, O_WRONLY);
1846 e = fd < 0 ? errno : 0;
1850 printf("%d/%d: fdatasync - open %s failed %d\n",
1851 procid, opno, f.path, e);
1855 e = fdatasync(fd) < 0 ? errno : 0;
1857 printf("%d/%d: fdatasync %s %d\n", procid, opno, f.path, e);
1863 freesp_f(int opno, long r)
1868 struct xfs_flock64 fl;
1875 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
1877 printf("%d/%d: freesp - no filename\n", procid, opno);
1881 fd = open_path(&f, O_RDWR);
1882 e = fd < 0 ? errno : 0;
1886 printf("%d/%d: freesp - open %s failed %d\n",
1887 procid, opno, f.path, e);
1891 if (fstat64(fd, &stb) < 0) {
1893 printf("%d/%d: freesp - fstat64 %s failed %d\n",
1894 procid, opno, f.path, errno);
1899 lr = ((__int64_t)random() << 32) + random();
1900 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
1902 fl.l_whence = SEEK_SET;
1905 e = xfsctl(f.path, fd, XFS_IOC_FREESP64, &fl) < 0 ? errno : 0;
1907 printf("%d/%d: xfsctl(XFS_IOC_FREESP64) %s %lld 0 %d\n",
1908 procid, opno, f.path, (long long)off, e);
1914 fsync_f(int opno, long r)
1922 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
1924 printf("%d/%d: fsync - no filename\n", procid, opno);
1928 fd = open_path(&f, O_WRONLY);
1929 e = fd < 0 ? errno : 0;
1933 printf("%d/%d: fsync - open %s failed %d\n",
1934 procid, opno, f.path, e);
1938 e = fsync(fd) < 0 ? errno : 0;
1940 printf("%d/%d: fsync %s %d\n", procid, opno, f.path, e);
1946 getdents_f(int opno, long r)
1953 if (!get_fname(FT_DIRm, r, &f, NULL, NULL, &v))
1954 append_pathname(&f, ".");
1955 dir = opendir_path(&f);
1959 printf("%d/%d: getdents - can't open %s\n",
1960 procid, opno, f.path);
1964 while (readdir64(dir) != NULL)
1967 printf("%d/%d: getdents %s 0\n", procid, opno, f.path);
1973 link_f(int opno, long r)
1986 if (!get_fname(FT_NOTDIR, r, &f, &flp, NULL, &v1)) {
1988 printf("%d/%d: link - no file\n", procid, opno);
1992 if (!get_fname(FT_DIRm, random(), NULL, NULL, &fep, &v))
1998 e = generate_fname(fep, flp - flist, &l, &id, &v1);
2002 fent_to_name(&l, &flist[FT_DIR], fep);
2003 printf("%d/%d: link - no filename from %s\n",
2004 procid, opno, l.path);
2010 e = link_path(&f, &l) < 0 ? errno : 0;
2013 add_to_flist(flp - flist, id, parid);
2015 printf("%d/%d: link %s %s %d\n", procid, opno, f.path, l.path,
2022 mkdir_f(int opno, long r)
2032 if (!get_fname(FT_DIRm, r, NULL, NULL, &fep, &v))
2037 e = generate_fname(fep, FT_DIR, &f, &id, &v1);
2041 fent_to_name(&f, &flist[FT_DIR], fep);
2042 printf("%d/%d: mkdir - no filename from %s\n",
2043 procid, opno, f.path);
2048 e = mkdir_path(&f, 0777) < 0 ? errno : 0;
2051 add_to_flist(FT_DIR, id, parid);
2053 printf("%d/%d: mkdir %s %d\n", procid, opno, f.path, e);
2058 mknod_f(int opno, long r)
2068 if (!get_fname(FT_DIRm, r, NULL, NULL, &fep, &v))
2073 e = generate_fname(fep, FT_DEV, &f, &id, &v1);
2077 fent_to_name(&f, &flist[FT_DIR], fep);
2078 printf("%d/%d: mknod - no filename from %s\n",
2079 procid, opno, f.path);
2084 e = mknod_path(&f, S_IFCHR|0444, 0) < 0 ? errno : 0;
2087 add_to_flist(FT_DEV, id, parid);
2089 printf("%d/%d: mknod %s %d\n", procid, opno, f.path, e);
2094 read_f(int opno, long r)
2107 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
2109 printf("%d/%d: read - no filename\n", procid, opno);
2113 fd = open_path(&f, O_RDONLY);
2114 e = fd < 0 ? errno : 0;
2118 printf("%d/%d: read - open %s failed %d\n",
2119 procid, opno, f.path, e);
2123 if (fstat64(fd, &stb) < 0) {
2125 printf("%d/%d: read - fstat64 %s failed %d\n",
2126 procid, opno, f.path, errno);
2131 if (stb.st_size == 0) {
2133 printf("%d/%d: read - %s zero size\n", procid, opno,
2139 lr = ((__int64_t)random() << 32) + random();
2140 off = (off64_t)(lr % stb.st_size);
2141 lseek64(fd, off, SEEK_SET);
2142 len = (random() % (getpagesize() * 32)) + 1;
2144 e = read(fd, buf, len) < 0 ? errno : 0;
2147 printf("%d/%d: read %s [%lld,%d] %d\n",
2148 procid, opno, f.path, (long long)off, (int)len, e);
2154 readlink_f(int opno, long r)
2162 if (!get_fname(FT_SYMm, r, &f, NULL, NULL, &v)) {
2164 printf("%d/%d: readlink - no filename\n", procid, opno);
2168 e = readlink_path(&f, buf, PATH_MAX) < 0 ? errno : 0;
2171 printf("%d/%d: readlink %s %d\n", procid, opno, f.path, e);
2176 rename_f(int opno, long r)
2191 if (!get_fname(FT_ANYm, r, &f, &flp, &fep, &v1)) {
2193 printf("%d/%d: rename - no filename\n", procid, opno);
2197 if (!get_fname(FT_DIRm, random(), NULL, NULL, &dfep, &v))
2202 init_pathname(&newf);
2203 e = generate_fname(dfep, flp - flist, &newf, &id, &v1);
2207 fent_to_name(&f, &flist[FT_DIR], dfep);
2208 printf("%d/%d: rename - no filename from %s\n",
2209 procid, opno, f.path);
2211 free_pathname(&newf);
2215 e = rename_path(&f, &newf) < 0 ? errno : 0;
2218 if (flp - flist == FT_DIR) {
2220 fix_parent(oldid, id);
2222 del_from_flist(flp - flist, fep - flp->fents);
2223 add_to_flist(flp - flist, id, parid);
2226 printf("%d/%d: rename %s to %s %d\n", procid, opno, f.path,
2228 free_pathname(&newf);
2233 resvsp_f(int opno, long r)
2238 struct xfs_flock64 fl;
2245 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
2247 printf("%d/%d: resvsp - no filename\n", procid, opno);
2251 fd = open_path(&f, O_RDWR);
2252 e = fd < 0 ? errno : 0;
2256 printf("%d/%d: resvsp - open %s failed %d\n",
2257 procid, opno, f.path, e);
2261 if (fstat64(fd, &stb) < 0) {
2263 printf("%d/%d: resvsp - fstat64 %s failed %d\n",
2264 procid, opno, f.path, errno);
2269 lr = ((__int64_t)random() << 32) + random();
2270 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
2272 fl.l_whence = SEEK_SET;
2274 fl.l_len = (off64_t)(random() % (1024 * 1024));
2275 e = xfsctl(f.path, fd, XFS_IOC_RESVSP64, &fl) < 0 ? errno : 0;
2277 printf("%d/%d: xfsctl(XFS_IOC_RESVSP64) %s %lld %lld %d\n",
2278 procid, opno, f.path,
2279 (long long)off, (long long)fl.l_len, e);
2285 rmdir_f(int opno, long r)
2293 if (!get_fname(FT_DIRm, r, &f, NULL, &fep, &v)) {
2295 printf("%d/%d: rmdir - no directory\n", procid, opno);
2299 e = rmdir_path(&f) < 0 ? errno : 0;
2302 del_from_flist(FT_DIR, fep - flist[FT_DIR].fents);
2304 printf("%d/%d: rmdir %s %d\n", procid, opno, f.path, e);
2309 stat_f(int opno, long r)
2317 if (!get_fname(FT_ANYm, r, &f, NULL, NULL, &v)) {
2319 printf("%d/%d: stat - no entries\n", procid, opno);
2323 e = lstat64_path(&f, &stb) < 0 ? errno : 0;
2326 printf("%d/%d: stat %s %d\n", procid, opno, f.path, e);
2331 symlink_f(int opno, long r)
2344 if (!get_fname(FT_DIRm, r, NULL, NULL, &fep, &v))
2349 e = generate_fname(fep, FT_SYM, &f, &id, &v1);
2353 fent_to_name(&f, &flist[FT_DIR], fep);
2354 printf("%d/%d: symlink - no filename from %s\n",
2355 procid, opno, f.path);
2360 len = (int)(random() % PATH_MAX);
2361 val = malloc(len + 1);
2363 memset(val, 'x', len);
2365 for (i = 10; i < len - 1; i += 10)
2367 e = symlink_path(val, &f) < 0 ? errno : 0;
2370 add_to_flist(FT_SYM, id, parid);
2373 printf("%d/%d: symlink %s %d\n", procid, opno, f.path, e);
2379 sync_f(int opno, long r)
2383 printf("%d/%d: sync\n", procid, opno);
2387 truncate_f(int opno, long r)
2397 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
2399 printf("%d/%d: truncate - no filename\n", procid, opno);
2403 e = stat64_path(&f, &stb) < 0 ? errno : 0;
2407 printf("%d/%d: truncate - stat64 %s failed %d\n",
2408 procid, opno, f.path, e);
2412 lr = ((__int64_t)random() << 32) + random();
2413 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
2415 e = truncate64_path(&f, off) < 0 ? errno : 0;
2418 printf("%d/%d: truncate %s %lld %d\n", procid, opno, f.path,
2424 unlink_f(int opno, long r)
2433 if (!get_fname(FT_NOTDIR, r, &f, &flp, &fep, &v)) {
2435 printf("%d/%d: unlink - no file\n", procid, opno);
2439 e = unlink_path(&f) < 0 ? errno : 0;
2442 del_from_flist(flp - flist, fep - flp->fents);
2444 printf("%d/%d: unlink %s %d\n", procid, opno, f.path, e);
2449 unresvsp_f(int opno, long r)
2454 struct xfs_flock64 fl;
2461 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
2463 printf("%d/%d: unresvsp - no filename\n", procid, opno);
2467 fd = open_path(&f, O_RDWR);
2468 e = fd < 0 ? errno : 0;
2472 printf("%d/%d: unresvsp - open %s failed %d\n",
2473 procid, opno, f.path, e);
2477 if (fstat64(fd, &stb) < 0) {
2479 printf("%d/%d: unresvsp - fstat64 %s failed %d\n",
2480 procid, opno, f.path, errno);
2485 lr = ((__int64_t)random() << 32) + random();
2486 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
2488 fl.l_whence = SEEK_SET;
2490 fl.l_len = (off64_t)(random() % (1 << 20));
2491 e = xfsctl(f.path, fd, XFS_IOC_UNRESVSP64, &fl) < 0 ? errno : 0;
2493 printf("%d/%d: xfsctl(XFS_IOC_UNRESVSP64) %s %lld %lld %d\n",
2494 procid, opno, f.path,
2495 (long long)off, (long long)fl.l_len, e);
2501 write_f(int opno, long r)
2514 if (!get_fname(FT_REGm, r, &f, NULL, NULL, &v)) {
2516 printf("%d/%d: write - no filename\n", procid, opno);
2520 fd = open_path(&f, O_WRONLY);
2521 e = fd < 0 ? errno : 0;
2525 printf("%d/%d: write - open %s failed %d\n",
2526 procid, opno, f.path, e);
2530 if (fstat64(fd, &stb) < 0) {
2532 printf("%d/%d: write - fstat64 %s failed %d\n",
2533 procid, opno, f.path, errno);
2538 lr = ((__int64_t)random() << 32) + random();
2539 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
2541 lseek64(fd, off, SEEK_SET);
2542 len = (random() % (getpagesize() * 32)) + 1;
2544 memset(buf, nameseq & 0xff, len);
2545 e = write(fd, buf, len) < 0 ? errno : 0;
2548 printf("%d/%d: write %s [%lld,%d] %d\n",
2549 procid, opno, f.path, (long long)off, (int)len, e);