2 * Copyright (c) 2000-2002 Silicon Graphics, Inc.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it would be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #ifdef HAVE_ATTR_XATTR_H
25 #include <attr/xattr.h>
27 #ifdef HAVE_ATTR_ATTRIBUTES_H
28 #include <attr/attributes.h>
30 #ifdef HAVE_LINUX_FIEMAP_H
31 #include <linux/fiemap.h>
33 #ifndef HAVE_ATTR_LIST
34 #define attr_list(path, buf, size, flags, cursor) (errno = -ENOSYS, -1)
36 #ifdef HAVE_SYS_PRCTL_H
37 #include <sys/prctl.h>
44 #ifndef FS_IOC_GETFLAGS
45 #define FS_IOC_GETFLAGS _IOR('f', 1, long)
47 #ifndef FS_IOC_SETFLAGS
48 #define FS_IOC_SETFLAGS _IOW('f', 2, long)
52 #define XFS_ERRTAG_MAX 17
53 #define XFS_IDMODULO_MAX 31 /* user/group IDs (1 << x) */
54 #define XFS_PROJIDMODULO_MAX 16 /* project IDs (1 << x) */
59 #define FILELEN_MAX (32*4096)
109 typedef void (*opfnc_t)(int, long);
111 typedef struct opdesc {
119 typedef struct fent {
124 typedef struct flist {
131 typedef struct pathname {
141 struct print_string {
148 #define FT_DIRm (1 << FT_DIR)
150 #define FT_REGm (1 << FT_REG)
152 #define FT_SYMm (1 << FT_SYM)
154 #define FT_DEVm (1 << FT_DEV)
156 #define FT_RTFm (1 << FT_RTF)
158 #define FT_ANYm ((1 << FT_nft) - 1)
159 #define FT_REGFILE (FT_REGm | FT_RTFm)
160 #define FT_NOTDIR (FT_ANYm & ~FT_DIRm)
162 #define FLIST_SLOT_INCR 16
165 #define MAXFSIZE ((1ULL << 63) - 1ULL)
166 #define MAXFSIZE32 ((1ULL << 40) - 1ULL)
168 void afsync_f(int, long);
169 void allocsp_f(int, long);
170 void aread_f(int, long);
171 void attr_remove_f(int, long);
172 void attr_set_f(int, long);
173 void awrite_f(int, long);
174 void bulkstat_f(int, long);
175 void bulkstat1_f(int, long);
176 void chown_f(int, long);
177 void creat_f(int, long);
178 void dread_f(int, long);
179 void dwrite_f(int, long);
180 void fallocate_f(int, long);
181 void fdatasync_f(int, long);
182 void fiemap_f(int, long);
183 void freesp_f(int, long);
184 void fsync_f(int, long);
185 void getattr_f(int, long);
186 void getdents_f(int, long);
187 void link_f(int, long);
188 void mkdir_f(int, long);
189 void mknod_f(int, long);
190 void mread_f(int, long);
191 void mwrite_f(int, long);
192 void punch_f(int, long);
193 void zero_f(int, long);
194 void collapse_f(int, long);
195 void insert_f(int, long);
196 void read_f(int, long);
197 void readlink_f(int, long);
198 void readv_f(int, long);
199 void rename_f(int, long);
200 void resvsp_f(int, long);
201 void rmdir_f(int, long);
202 void setattr_f(int, long);
203 void setxattr_f(int, long);
204 void stat_f(int, long);
205 void symlink_f(int, long);
206 void sync_f(int, long);
207 void truncate_f(int, long);
208 void unlink_f(int, long);
209 void unresvsp_f(int, long);
210 void write_f(int, long);
211 void writev_f(int, long);
214 /* { OP_ENUM, "name", function, freq, iswrite }, */
215 { OP_AFSYNC, "afsync", afsync_f, 0, 1 },
216 { OP_ALLOCSP, "allocsp", allocsp_f, 1, 1 },
217 { OP_AREAD, "aread", aread_f, 1, 0 },
218 { OP_ATTR_REMOVE, "attr_remove", attr_remove_f, /* 1 */ 0, 1 },
219 { OP_ATTR_SET, "attr_set", attr_set_f, /* 2 */ 0, 1 },
220 { OP_AWRITE, "awrite", awrite_f, 1, 1 },
221 { OP_BULKSTAT, "bulkstat", bulkstat_f, 1, 0 },
222 { OP_BULKSTAT1, "bulkstat1", bulkstat1_f, 1, 0 },
223 { OP_CHOWN, "chown", chown_f, 3, 1 },
224 { OP_CREAT, "creat", creat_f, 4, 1 },
225 { OP_DREAD, "dread", dread_f, 4, 0 },
226 { OP_DWRITE, "dwrite", dwrite_f, 4, 1 },
227 { OP_FALLOCATE, "fallocate", fallocate_f, 1, 1 },
228 { OP_FDATASYNC, "fdatasync", fdatasync_f, 1, 1 },
229 { OP_FIEMAP, "fiemap", fiemap_f, 1, 1 },
230 { OP_FREESP, "freesp", freesp_f, 1, 1 },
231 { OP_FSYNC, "fsync", fsync_f, 1, 1 },
232 { OP_GETATTR, "getattr", getattr_f, 1, 0 },
233 { OP_GETDENTS, "getdents", getdents_f, 1, 0 },
234 { OP_LINK, "link", link_f, 1, 1 },
235 { OP_MKDIR, "mkdir", mkdir_f, 2, 1 },
236 { OP_MKNOD, "mknod", mknod_f, 2, 1 },
237 { OP_MREAD, "mread", mread_f, 2, 0 },
238 { OP_MWRITE, "mwrite", mwrite_f, 2, 1 },
239 { OP_PUNCH, "punch", punch_f, 1, 1 },
240 { OP_ZERO, "zero", zero_f, 1, 1 },
241 { OP_COLLAPSE, "collapse", collapse_f, 1, 1 },
242 { OP_INSERT, "insert", insert_f, 1, 1 },
243 { OP_READ, "read", read_f, 1, 0 },
244 { OP_READLINK, "readlink", readlink_f, 1, 0 },
245 { OP_READV, "readv", readv_f, 1, 0 },
246 { OP_RENAME, "rename", rename_f, 2, 1 },
247 { OP_RESVSP, "resvsp", resvsp_f, 1, 1 },
248 { OP_RMDIR, "rmdir", rmdir_f, 1, 1 },
249 { OP_SETATTR, "setattr", setattr_f, 0, 1 },
250 { OP_SETXATTR, "setxattr", setxattr_f, 1, 1 },
251 { OP_STAT, "stat", stat_f, 1, 0 },
252 { OP_SYMLINK, "symlink", symlink_f, 2, 1 },
253 { OP_SYNC, "sync", sync_f, 1, 1 },
254 { OP_TRUNCATE, "truncate", truncate_f, 2, 1 },
255 { OP_UNLINK, "unlink", unlink_f, 1, 1 },
256 { OP_UNRESVSP, "unresvsp", unresvsp_f, 1, 1 },
257 { OP_WRITE, "write", write_f, 4, 1 },
258 { OP_WRITEV, "writev", writev_f, 4, 1 },
261 flist_t flist[FT_nft] = {
274 xfs_fsop_geom_t geom;
285 unsigned int idmodulo = XFS_IDMODULO_MAX;
286 unsigned int attr_mask = ~0;
289 unsigned long seed = 0;
293 int verifiable_log = 0;
294 sig_atomic_t should_stop = 0;
295 sigjmp_buf *sigbus_jmp = NULL;
296 char *execute_cmd = NULL;
297 int execute_freq = 1;
298 struct print_string flag_str = {0};
300 void add_to_flist(int, int, int);
301 void append_pathname(pathname_t *, char *);
302 int attr_list_path(pathname_t *, char *, const int, int, attrlist_cursor_t *);
303 int attr_remove_path(pathname_t *, const char *, int);
304 int attr_set_path(pathname_t *, const char *, const char *, const int, int);
305 void check_cwd(void);
306 void cleanup_flist(void);
307 int creat_path(pathname_t *, mode_t);
308 void dcache_enter(int, int);
309 void dcache_init(void);
310 fent_t *dcache_lookup(int);
311 void dcache_purge(int);
312 void del_from_flist(int, int);
313 int dirid_to_name(char *, int);
315 int fent_to_name(pathname_t *, flist_t *, fent_t *);
316 void fix_parent(int, int);
317 void free_pathname(pathname_t *);
318 int generate_fname(fent_t *, int, pathname_t *, int *, int *);
319 int get_fname(int, long, pathname_t *, flist_t **, fent_t **, int *);
320 void init_pathname(pathname_t *);
321 int lchown_path(pathname_t *, uid_t, gid_t);
322 int link_path(pathname_t *, pathname_t *);
323 int lstat64_path(pathname_t *, struct stat64 *);
324 void make_freq_table(void);
325 int mkdir_path(pathname_t *, mode_t);
326 int mknod_path(pathname_t *, mode_t, dev_t);
327 void namerandpad(int, char *, int);
328 int open_path(pathname_t *, int);
329 DIR *opendir_path(pathname_t *);
330 void process_freq(char *);
331 int readlink_path(pathname_t *, char *, size_t);
332 int rename_path(pathname_t *, pathname_t *);
333 int rmdir_path(pathname_t *);
334 void separate_pathname(pathname_t *, char *, pathname_t *);
335 void show_ops(int, char *);
336 int stat64_path(pathname_t *, struct stat64 *);
337 int symlink_path(const char *, pathname_t *);
338 int truncate64_path(pathname_t *, off64_t);
339 int unlink_path(pathname_t *);
341 void write_freq(void);
342 void zero_freq(void);
344 void sg_handler(int signum)
352 * Only handle SIGBUS when mmap write to a hole and no
353 * block can be allocated due to ENOSPC, abort otherwise.
356 siglongjmp(*sigbus_jmp, -1);
358 printf("Unknown SIGBUS is caught, Abort!\n");
361 /* should not reach here */
368 int main(int argc, char **argv)
372 char *dirname = NULL;
373 char *logname = NULL;
374 char rpath[PATH_MAX];
383 xfs_error_injection_t err_inj;
384 struct sigaction action;
386 const char *allopts = "cd:e:f:i:l:m:M:n:o:p:rs:S:vVwx:X:zH";
388 errrange = errtag = 0;
390 nops = sizeof(ops) / sizeof(ops[0]);
391 ops_end = &ops[nops];
393 while ((c = getopt(argc, argv, allopts)) != -1) {
402 sscanf(optarg, "%d", &errtag);
406 } else if (errtag == 0)
408 if (errtag >= XFS_ERRTAG_MAX) {
410 "error tag %d too large (max %d)\n",
411 errtag, XFS_ERRTAG_MAX - 1);
416 process_freq(optarg);
419 ilist = realloc(ilist, ++ilistlen * sizeof(*ilist));
420 ilist[ilistlen - 1] = strtol(optarg, &p, 16);
423 idmodulo = strtoul(optarg, NULL, 0);
424 if (idmodulo > XFS_IDMODULO_MAX) {
426 "chown modulo %d too big (max %d)\n",
427 idmodulo, XFS_IDMODULO_MAX);
432 loops = atoi(optarg);
435 operations = atoi(optarg);
442 nproc = atoi(optarg);
448 seed = strtoul(optarg, NULL, 0);
457 execute_cmd = optarg;
463 attr_mask = strtoul(optarg, NULL, 0);
467 if (optarg[0] == 'c')
478 execute_freq = strtoul(optarg, NULL, 0);
481 fprintf(stderr, "%s - invalid parameters\n",
491 /* no directory specified */
492 if (!nousage) usage();
496 (void)mkdir(dirname, 0777);
497 if (logname && logname[0] != '/') {
498 if (getcwd(rpath, sizeof(rpath)) < 0){
499 perror("getcwd failed");
505 if (chdir(dirname) < 0) {
511 snprintf(path, sizeof(path), "%s/%s", rpath, logname);
512 if (freopen(path, "a", stdout) == NULL) {
513 perror("freopen logfile failed");
517 sprintf(buf, "fss%x", (unsigned int)getpid());
518 fd = creat(buf, 0666);
519 if (lseek64(fd, (off64_t)(MAXFSIZE32 + 1ULL), SEEK_SET) < 0)
520 maxfsize = (off64_t)MAXFSIZE32;
522 maxfsize = (off64_t)MAXFSIZE;
527 gettimeofday(&t, (void *)NULL);
528 seed = (int)t.tv_sec ^ (int)t.tv_usec;
529 printf("seed = %ld\n", seed);
531 i = xfsctl(buf, fd, XFS_IOC_FSGEOMETRY, &geom);
532 if (i >= 0 && geom.rtblocks)
533 rtpct = MIN(MAX(geom.rtblocks * 100 /
534 (geom.rtblocks + geom.datablocks), 1), 99);
543 for (i = 0; i < j; i++)
546 errtag = (random() % (XFS_ERRTAG_MAX-1)) + 1;
552 for (i = 0; i < j; i++)
555 errtag += (random() % (XFS_ERRTAG_MAX - errtag));
557 printf("Injecting failure on tag #%d\n", errtag);
558 err_inj.errtag = errtag;
560 srval = xfsctl(buf, fd, XFS_IOC_ERROR_INJECTION, &err_inj);
562 perror("fsstress - XFS_SYSSGI error injection call");
571 action.sa_handler = sg_handler;
572 sigemptyset(&action.sa_mask);
574 if (sigaction(SIGTERM, &action, 0)) {
575 perror("sigaction failed");
579 for (i = 0; i < nproc; i++) {
581 sigemptyset(&action.sa_mask);
582 action.sa_handler = SIG_DFL;
583 if (sigaction(SIGTERM, &action, 0))
585 action.sa_handler = sg_handler;
586 if (sigaction(SIGBUS, &action, 0))
588 #ifdef HAVE_SYS_PRCTL_H
589 prctl(PR_SET_PDEATHSIG, SIGKILL);
590 if (getppid() == 1) /* parent died already? */
595 snprintf(path, sizeof(path), "%s/%s.%d",
597 if (freopen(path, "a", stdout) == NULL) {
598 perror("freopen logfile failed");
604 if (io_setup(128, &io_ctx) != 0) {
605 fprintf(stderr, "io_setup failed");
609 for (i = 0; !loops || (i < loops); i++)
612 if(io_destroy(io_ctx) != 0) {
613 fprintf(stderr, "io_destroy failed");
623 while (wait(&stat) > 0 && !should_stop) {
626 action.sa_flags = SA_RESTART;
627 sigaction(SIGTERM, &action, 0);
628 kill(-getpid(), SIGTERM);
629 while (wait(&stat) > 0)
635 srval = xfsctl(buf, fd, XFS_IOC_ERROR_CLEARALL, &err_inj);
637 fprintf(stderr, "Bad ej clear on %s fd=%d (%d).\n",
639 perror("xfsctl(XFS_IOC_ERROR_CLEARALL)");
652 add_string(struct print_string *str, const char *add)
654 int len = strlen(add);
659 if (len > (str->max - 1) - str->len) {
660 str->len = str->max - 1;
664 memcpy(str->buffer + str->len, add, len);
666 str->buffer[str->len] = '\0';
672 translate_flags(int flags, const char *delim,
673 const struct print_flags *flag_array)
675 int i, mask, first = 1;
678 if (!flag_str.buffer) {
679 flag_str.buffer = malloc(4096);
683 if (!flag_str.buffer)
686 flag_str.buffer[0] = '\0';
688 for (i = 0; flag_array[i].name && flags; i++) {
689 mask = flag_array[i].mask;
690 if ((flags & mask) != mask)
693 add = flag_array[i].name;
696 add_string(&flag_str, delim);
699 add_string(&flag_str, add);
702 /* Check whether there are any leftover flags. */
708 add_string(&flag_str, delim);
710 ret = snprintf(number, 11, "0x%x", flags) > 0;
711 if (ret > 0 && ret <= 11)
712 add_string(&flag_str, number);
715 return flag_str.buffer;
719 add_to_flist(int ft, int id, int parent)
725 if (ftp->nfiles == ftp->nslots) {
726 ftp->nslots += FLIST_SLOT_INCR;
727 ftp->fents = realloc(ftp->fents, ftp->nslots * sizeof(fent_t));
729 fep = &ftp->fents[ftp->nfiles++];
731 fep->parent = parent;
735 append_pathname(pathname_t *name, char *str)
741 /* attempting to append to a dir a zero length path */
742 if (len && *str == '/' && name->len == 0) {
743 fprintf(stderr, "fsstress: append_pathname failure\n");
749 name->path = realloc(name->path, name->len + 1 + len);
750 strcpy(&name->path[name->len], str);
755 attr_list_path(pathname_t *name,
757 const int buffersize,
759 attrlist_cursor_t *cursor)
761 char buf[NAME_MAX + 1];
765 if (flags != ATTR_DONTFOLLOW) {
770 rval = attr_list(name->path, buffer, buffersize, flags, cursor);
771 if (rval >= 0 || errno != ENAMETOOLONG)
773 separate_pathname(name, buf, &newname);
774 if (chdir(buf) == 0) {
775 rval = attr_list_path(&newname, buffer, buffersize, flags, cursor);
778 free_pathname(&newname);
783 attr_remove_path(pathname_t *name, const char *attrname, int flags)
785 char buf[NAME_MAX + 1];
789 rval = attr_remove(name->path, attrname, flags);
790 if (rval >= 0 || errno != ENAMETOOLONG)
792 separate_pathname(name, buf, &newname);
793 if (chdir(buf) == 0) {
794 rval = attr_remove_path(&newname, attrname, flags);
797 free_pathname(&newname);
802 attr_set_path(pathname_t *name, const char *attrname, const char *attrvalue,
803 const int valuelength, int flags)
805 char buf[NAME_MAX + 1];
809 rval = attr_set(name->path, attrname, attrvalue, valuelength, flags);
810 if (rval >= 0 || errno != ENAMETOOLONG)
812 separate_pathname(name, buf, &newname);
813 if (chdir(buf) == 0) {
814 rval = attr_set_path(&newname, attrname, attrvalue, valuelength,
818 free_pathname(&newname);
826 struct stat64 statbuf;
828 if (stat64(".", &statbuf) == 0 && statbuf.st_ino == top_ino)
831 fprintf(stderr, "fsstress: check_cwd failure\n");
838 * go thru flist and release all entries
840 * NOTE: this function shouldn't be called until the end of a process
848 for (i = 0, flp = flist; i < FT_nft; i++, flp++) {
857 creat_path(pathname_t *name, mode_t mode)
859 char buf[NAME_MAX + 1];
863 rval = creat(name->path, mode);
864 if (rval >= 0 || errno != ENAMETOOLONG)
866 separate_pathname(name, buf, &newname);
867 if (chdir(buf) == 0) {
868 rval = creat_path(&newname, mode);
871 free_pathname(&newname);
876 dcache_enter(int dirid, int slot)
878 dcache[dirid % NDCACHE] = slot;
886 for (i = 0; i < NDCACHE; i++)
891 dcache_lookup(int dirid)
896 i = dcache[dirid % NDCACHE];
897 if (i >= 0 && (fep = &flist[FT_DIR].fents[i])->id == dirid)
903 dcache_purge(int dirid)
907 dcp = &dcache[dirid % NDCACHE];
908 if (*dcp >= 0 && flist[FT_DIR].fents[*dcp].id == dirid)
913 * Delete the item from the list by
914 * moving last entry over the deleted one;
915 * unless deleted entry is the last one.
916 * Input: which file list array and which slot in array
919 del_from_flist(int ft, int slot)
925 dcache_purge(ftp->fents[slot].id);
926 if (slot != ftp->nfiles - 1) {
928 dcache_purge(ftp->fents[ftp->nfiles - 1].id);
929 ftp->fents[slot] = ftp->fents[--ftp->nfiles];
935 dirid_to_fent(int dirid)
941 if ((fep = dcache_lookup(dirid)))
943 flp = &flist[FT_DIR];
944 for (fep = flp->fents, efep = &fep[flp->nfiles]; fep < efep; fep++) {
945 if (fep->id == dirid) {
946 dcache_enter(dirid, fep - flp->fents);
956 struct stat64 statbuf;
964 dividend = (operations + execute_freq) / (execute_freq + 1);
965 sprintf(buf, "p%x", procid);
966 (void)mkdir(buf, 0777);
967 if (chdir(buf) < 0 || stat64(".", &statbuf) < 0) {
971 top_ino = statbuf.st_ino;
972 homedir = getcwd(NULL, 0);
977 for (opno = 0; opno < operations; opno++) {
978 if (execute_cmd && opno && opno % dividend == 0) {
980 printf("%d: execute command %s\n", opno,
982 rval = system(execute_cmd);
984 fprintf(stderr, "execute command failed with "
987 p = &ops[freq_table[random() % freq_table_size]];
988 p->func(opno, random());
990 * test for forced shutdown by stat'ing the test
991 * directory. If this stat returns EIO, assume
992 * the forced shutdown happened.
994 if (errtag != 0 && opno % 100 == 0) {
995 rval = stat64(".", &statbuf);
997 fprintf(stderr, "Detected EIO\n");
1006 sprintf(cmd, "rm -rf %s", buf);
1013 * build up a pathname going thru the file entry and all
1014 * its parent entries
1015 * Return 0 on error, 1 on success;
1018 fent_to_name(pathname_t *name, flist_t *flp, fent_t *fep)
1020 char buf[NAME_MAX + 1];
1028 /* build up parent directory name */
1029 if (fep->parent != -1) {
1030 pfep = dirid_to_fent(fep->parent);
1033 fprintf(stderr, "%d: fent-id = %d: can't find parent id: %d\n",
1034 procid, fep->id, fep->parent);
1039 e = fent_to_name(name, &flist[FT_DIR], pfep);
1042 append_pathname(name, "/");
1045 i = sprintf(buf, "%c%x", flp->tag, fep->id);
1046 namerandpad(fep->id, buf, i);
1047 append_pathname(name, buf);
1052 fix_parent(int oldid, int newid)
1059 for (i = 0, flp = flist; i < FT_nft; i++, flp++) {
1060 for (j = 0, fep = flp->fents; j < flp->nfiles; j++, fep++) {
1061 if (fep->parent == oldid)
1062 fep->parent = newid;
1068 free_pathname(pathname_t *name)
1078 * Generate a filename of type ft.
1079 * If we have a fep which should be a directory then use it
1080 * as the parent path for this new filename i.e. prepend with it.
1083 generate_fname(fent_t *fep, int ft, pathname_t *name, int *idp, int *v)
1085 char buf[NAME_MAX + 1];
1094 len = sprintf(buf, "%c%x", flp->tag, id = nameseq++);
1095 namerandpad(id, buf, len);
1097 /* prepend fep parent dir-name to it */
1099 e = fent_to_name(name, &flist[FT_DIR], fep);
1102 append_pathname(name, "/");
1104 append_pathname(name, buf);
1108 for (j = 0; !*v && j < ilistlen; j++) {
1109 if (ilist[j] == id) {
1119 * Input: "which" to choose the file-types eg. non-directory
1120 * Input: "r" to choose which file
1121 * Output: file-list, file-entry, name for the chosen file.
1122 * Output: verbose if chosen file is on the ilist.
1125 get_fname(int which, long r, pathname_t *name, flist_t **flpp, fent_t **fepp,
1128 int totalsum = 0; /* total number of matching files */
1129 int partialsum = 0; /* partial sum of matching files */
1135 int e = 1; /* success */
1138 * go thru flist and add up number of files for each
1139 * category that matches with <which>.
1141 for (i = 0, flp = flist; i < FT_nft; i++, flp++) {
1142 if (which & (1 << i))
1143 totalsum += flp->nfiles;
1145 if (totalsum == 0) {
1155 * Now we have possible matches between 0..totalsum-1.
1156 * And we use r to help us choose which one we want,
1157 * which when bounded by totalsum becomes x.
1159 x = (int)(r % totalsum);
1160 for (i = 0, flp = flist; i < FT_nft; i++, flp++) {
1161 if (which & (1 << i)) {
1162 if (x < partialsum + flp->nfiles) {
1164 /* found the matching file entry */
1165 fep = &flp->fents[x - partialsum];
1167 /* fill-in what we were asked for */
1169 e = fent_to_name(name, flp, fep);
1172 fprintf(stderr, "%d: failed to get path for entry:"
1173 " id=%d,parent=%d\n",
1174 procid, fep->id, fep->parent);
1183 /* turn on verbose if its an ilisted file */
1185 for (j = 0; !*v && j < ilistlen; j++) {
1186 if (ilist[j] == fep->id) {
1193 partialsum += flp->nfiles;
1197 fprintf(stderr, "fsstress: get_fname failure\n");
1204 init_pathname(pathname_t *name)
1211 lchown_path(pathname_t *name, uid_t owner, gid_t group)
1213 char buf[NAME_MAX + 1];
1217 rval = lchown(name->path, owner, group);
1218 if (rval >= 0 || errno != ENAMETOOLONG)
1220 separate_pathname(name, buf, &newname);
1221 if (chdir(buf) == 0) {
1222 rval = lchown_path(&newname, owner, group);
1225 free_pathname(&newname);
1230 link_path(pathname_t *name1, pathname_t *name2)
1232 char buf1[NAME_MAX + 1];
1233 char buf2[NAME_MAX + 1];
1235 pathname_t newname1;
1236 pathname_t newname2;
1239 rval = link(name1->path, name2->path);
1240 if (rval >= 0 || errno != ENAMETOOLONG)
1242 separate_pathname(name1, buf1, &newname1);
1243 separate_pathname(name2, buf2, &newname2);
1244 if (strcmp(buf1, buf2) == 0) {
1245 if (chdir(buf1) == 0) {
1246 rval = link_path(&newname1, &newname2);
1250 if (strcmp(buf1, "..") == 0)
1252 else if (strcmp(buf2, "..") == 0)
1254 else if (strlen(buf1) == 0)
1256 else if (strlen(buf2) == 0)
1259 down1 = MAX(newname1.len, 3 + name2->len) <=
1260 MAX(3 + name1->len, newname2.len);
1262 free_pathname(&newname2);
1263 append_pathname(&newname2, "../");
1264 append_pathname(&newname2, name2->path);
1265 if (chdir(buf1) == 0) {
1266 rval = link_path(&newname1, &newname2);
1270 free_pathname(&newname1);
1271 append_pathname(&newname1, "../");
1272 append_pathname(&newname1, name1->path);
1273 if (chdir(buf2) == 0) {
1274 rval = link_path(&newname1, &newname2);
1279 free_pathname(&newname1);
1280 free_pathname(&newname2);
1285 lstat64_path(pathname_t *name, struct stat64 *sbuf)
1287 char buf[NAME_MAX + 1];
1291 rval = lstat64(name->path, sbuf);
1292 if (rval >= 0 || errno != ENAMETOOLONG)
1294 separate_pathname(name, buf, &newname);
1295 if (chdir(buf) == 0) {
1296 rval = lstat64_path(&newname, sbuf);
1299 free_pathname(&newname);
1304 make_freq_table(void)
1310 for (p = ops, f = 0; p < ops_end; p++)
1312 freq_table = malloc(f * sizeof(*freq_table));
1313 freq_table_size = f;
1314 for (p = ops, i = 0; p < ops_end; p++) {
1315 for (f = 0; f < p->freq; f++, i++)
1316 freq_table[i] = p->op;
1321 mkdir_path(pathname_t *name, mode_t mode)
1323 char buf[NAME_MAX + 1];
1327 rval = mkdir(name->path, mode);
1328 if (rval >= 0 || errno != ENAMETOOLONG)
1330 separate_pathname(name, buf, &newname);
1331 if (chdir(buf) == 0) {
1332 rval = mkdir_path(&newname, mode);
1335 free_pathname(&newname);
1340 mknod_path(pathname_t *name, mode_t mode, dev_t dev)
1342 char buf[NAME_MAX + 1];
1346 rval = mknod(name->path, mode, dev);
1347 if (rval >= 0 || errno != ENAMETOOLONG)
1349 separate_pathname(name, buf, &newname);
1350 if (chdir(buf) == 0) {
1351 rval = mknod_path(&newname, mode, dev);
1354 free_pathname(&newname);
1359 namerandpad(int id, char *buf, int i)
1362 static int buckets[] =
1363 { 2, 4, 8, 16, 32, 64, 128, NAME_MAX };
1369 bucket = (id ^ namerand) % (sizeof(buckets) / sizeof(buckets[0]));
1370 padmod = buckets[bucket] + 1 - i;
1373 padlen = (id ^ namerand) % padmod;
1375 memset(&buf[i], 'X', padlen);
1376 buf[i + padlen] = '\0';
1381 open_path(pathname_t *name, int oflag)
1383 char buf[NAME_MAX + 1];
1387 rval = open(name->path, oflag);
1388 if (rval >= 0 || errno != ENAMETOOLONG)
1390 separate_pathname(name, buf, &newname);
1391 if (chdir(buf) == 0) {
1392 rval = open_path(&newname, oflag);
1395 free_pathname(&newname);
1400 opendir_path(pathname_t *name)
1402 char buf[NAME_MAX + 1];
1406 rval = opendir(name->path);
1407 if (rval || errno != ENAMETOOLONG)
1409 separate_pathname(name, buf, &newname);
1410 if (chdir(buf) == 0) {
1411 rval = opendir_path(&newname);
1414 free_pathname(&newname);
1419 process_freq(char *arg)
1424 s = strchr(arg, '=');
1426 fprintf(stderr, "bad argument '%s'\n", arg);
1430 for (p = ops; p < ops_end; p++) {
1431 if (strcmp(arg, p->name) == 0) {
1436 fprintf(stderr, "can't find op type %s for -f\n", arg);
1441 readlink_path(pathname_t *name, char *lbuf, size_t lbufsiz)
1443 char buf[NAME_MAX + 1];
1447 rval = readlink(name->path, lbuf, lbufsiz);
1448 if (rval >= 0 || errno != ENAMETOOLONG)
1450 separate_pathname(name, buf, &newname);
1451 if (chdir(buf) == 0) {
1452 rval = readlink_path(&newname, lbuf, lbufsiz);
1455 free_pathname(&newname);
1460 rename_path(pathname_t *name1, pathname_t *name2)
1462 char buf1[NAME_MAX + 1];
1463 char buf2[NAME_MAX + 1];
1465 pathname_t newname1;
1466 pathname_t newname2;
1469 rval = rename(name1->path, name2->path);
1470 if (rval >= 0 || errno != ENAMETOOLONG)
1472 separate_pathname(name1, buf1, &newname1);
1473 separate_pathname(name2, buf2, &newname2);
1474 if (strcmp(buf1, buf2) == 0) {
1475 if (chdir(buf1) == 0) {
1476 rval = rename_path(&newname1, &newname2);
1480 if (strcmp(buf1, "..") == 0)
1482 else if (strcmp(buf2, "..") == 0)
1484 else if (strlen(buf1) == 0)
1486 else if (strlen(buf2) == 0)
1489 down1 = MAX(newname1.len, 3 + name2->len) <=
1490 MAX(3 + name1->len, newname2.len);
1492 free_pathname(&newname2);
1493 append_pathname(&newname2, "../");
1494 append_pathname(&newname2, name2->path);
1495 if (chdir(buf1) == 0) {
1496 rval = rename_path(&newname1, &newname2);
1500 free_pathname(&newname1);
1501 append_pathname(&newname1, "../");
1502 append_pathname(&newname1, name1->path);
1503 if (chdir(buf2) == 0) {
1504 rval = rename_path(&newname1, &newname2);
1509 free_pathname(&newname1);
1510 free_pathname(&newname2);
1515 rmdir_path(pathname_t *name)
1517 char buf[NAME_MAX + 1];
1521 rval = rmdir(name->path);
1522 if (rval >= 0 || errno != ENAMETOOLONG)
1524 separate_pathname(name, buf, &newname);
1525 if (chdir(buf) == 0) {
1526 rval = rmdir_path(&newname);
1529 free_pathname(&newname);
1534 separate_pathname(pathname_t *name, char *buf, pathname_t *newname)
1538 init_pathname(newname);
1539 slash = strchr(name->path, '/');
1540 if (slash == NULL) {
1545 strcpy(buf, name->path);
1547 append_pathname(newname, slash + 1);
1553 show_ops(int flag, char *lead_str)
1558 /* print in list form */
1561 for (p = ops; p < ops_end; p++) {
1562 if (lead_str != NULL && x+strlen(p->name)>=WIDTH-5)
1563 x=printf("%s%s", (p==ops)?"":"\n", lead_str);
1564 x+=printf("%s ", p->name);
1567 } else if (flag == 0) {
1568 /* Table view style */
1570 for (f = 0, p = ops; p < ops_end; p++)
1576 for (p = ops; p < ops_end; p++) {
1577 if (flag != 0 || p->freq > 0) {
1578 if (lead_str != NULL)
1579 printf("%s", lead_str);
1580 printf("%20s %d/%d %s\n",
1581 p->name, p->freq, f,
1582 (p->iswrite == 0) ? " " : "write op");
1586 /* Command line style */
1587 if (lead_str != NULL)
1588 printf("%s", lead_str);
1589 printf ("-z -s %ld -m %d -n %d -p %d \\\n", seed, idmodulo,
1591 for (p = ops; p < ops_end; p++)
1593 printf("-f %s=%d \\\n",p->name, p->freq);
1598 stat64_path(pathname_t *name, struct stat64 *sbuf)
1600 char buf[NAME_MAX + 1];
1604 rval = stat64(name->path, sbuf);
1605 if (rval >= 0 || errno != ENAMETOOLONG)
1607 separate_pathname(name, buf, &newname);
1608 if (chdir(buf) == 0) {
1609 rval = stat64_path(&newname, sbuf);
1612 free_pathname(&newname);
1617 symlink_path(const char *name1, pathname_t *name)
1619 char buf[NAME_MAX + 1];
1623 if (!strcmp(name1, name->path)) {
1624 printf("yikes! %s %s\n", name1, name->path);
1628 rval = symlink(name1, name->path);
1629 if (rval >= 0 || errno != ENAMETOOLONG)
1631 separate_pathname(name, buf, &newname);
1632 if (chdir(buf) == 0) {
1633 rval = symlink_path(name1, &newname);
1636 free_pathname(&newname);
1641 truncate64_path(pathname_t *name, off64_t length)
1643 char buf[NAME_MAX + 1];
1647 rval = truncate64(name->path, length);
1648 if (rval >= 0 || errno != ENAMETOOLONG)
1650 separate_pathname(name, buf, &newname);
1651 if (chdir(buf) == 0) {
1652 rval = truncate64_path(&newname, length);
1655 free_pathname(&newname);
1660 unlink_path(pathname_t *name)
1662 char buf[NAME_MAX + 1];
1666 rval = unlink(name->path);
1667 if (rval >= 0 || errno != ENAMETOOLONG)
1669 separate_pathname(name, buf, &newname);
1670 if (chdir(buf) == 0) {
1671 rval = unlink_path(&newname);
1674 free_pathname(&newname);
1681 printf("Usage: %s -H or\n", myprog);
1682 printf(" %s [-c][-d dir][-e errtg][-f op_name=freq][-l loops][-n nops]\n",
1684 printf(" [-p nproc][-r len][-s seed][-v][-w][-x cmd][-z][-S][-X ncmd]\n");
1686 printf(" -c clean up the test directory after each run\n");
1687 printf(" -d dir specifies the base directory for operations\n");
1688 printf(" -e errtg specifies error injection stuff\n");
1689 printf(" -f op_name=freq changes the frequency of option name to freq\n");
1690 printf(" the valid operation names are:\n");
1692 printf(" -i filenum get verbose output for this nth file object\n");
1693 printf(" -l loops specifies the no. of times the testrun should loop.\n");
1694 printf(" *use 0 for infinite (default 1)\n");
1695 printf(" -m modulo uid/gid modulo for chown/chgrp (default 32)\n");
1696 printf(" -n nops specifies the no. of operations per process (default 1)\n");
1697 printf(" -o logfile specifies logfile name\n");
1698 printf(" -p nproc specifies the no. of processes (default 1)\n");
1699 printf(" -r specifies random name padding\n");
1700 printf(" -s seed specifies the seed for the random generator (default random)\n");
1701 printf(" -v specifies verbose mode\n");
1702 printf(" -w zeros frequencies of non-write operations\n");
1703 printf(" -x cmd execute command in the middle of operations\n");
1704 printf(" -z zeros frequencies of all operations\n");
1705 printf(" -S [c,t] prints the list of operations (omitting zero frequency) in command line or table style\n");
1706 printf(" -V specifies verifiable logging mode (omitting inode numbers)\n");
1707 printf(" -X ncmd number of calls to the -x command (default 1)\n");
1708 printf(" -H prints usage and exits\n");
1716 for (p = ops; p < ops_end; p++) {
1727 for (p = ops; p < ops_end; p++)
1731 void inode_info(char *str, size_t sz, struct stat64 *s, int verbose)
1734 snprintf(str, sz, "[%ld %ld %d %d %lld %lld]",
1735 verifiable_log ? -1: (long)s->st_ino,
1736 (long)s->st_nlink, s->st_uid, s->st_gid,
1737 (long long) s->st_blocks, (long long) s->st_size);
1741 afsync_f(int opno, long r)
1749 struct iocb *iocbs[] = { &iocb };
1750 struct io_event event;
1753 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
1755 printf("%d/%d: afsync - no filename\n", procid, opno);
1759 fd = open_path(&f, O_WRONLY | O_DIRECT);
1760 e = fd < 0 ? errno : 0;
1764 printf("%d/%d: afsync - open %s failed %d\n",
1765 procid, opno, f.path, e);
1770 io_prep_fsync(&iocb, fd);
1771 if ((e = io_submit(io_ctx, 1, iocbs)) != 1) {
1773 printf("%d/%d: afsync - io_submit %s %d\n",
1774 procid, opno, f.path, e);
1779 if ((e = io_getevents(io_ctx, 1, 1, &event, NULL)) != 1) {
1781 printf("%d/%d: afsync - io_getevents failed %d\n",
1790 printf("%d/%d: afsync %s %d\n", procid, opno, f.path, e);
1797 allocsp_f(int opno, long r)
1802 struct xfs_flock64 fl;
1810 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
1812 printf("%d/%d: allocsp - no filename\n", procid, opno);
1816 fd = open_path(&f, O_RDWR);
1817 e = fd < 0 ? errno : 0;
1821 printf("%d/%d: allocsp - open %s failed %d\n",
1822 procid, opno, f.path, e);
1826 if (fstat64(fd, &stb) < 0) {
1828 printf("%d/%d: allocsp - fstat64 %s failed %d\n",
1829 procid, opno, f.path, errno);
1834 inode_info(st, sizeof(st), &stb, v);
1835 lr = ((__int64_t)random() << 32) + random();
1836 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
1838 fl.l_whence = SEEK_SET;
1841 e = xfsctl(f.path, fd, XFS_IOC_ALLOCSP64, &fl) < 0 ? errno : 0;
1843 printf("%d/%d: xfsctl(XFS_IOC_ALLOCSP64) %s%s %lld 0 %d\n",
1844 procid, opno, f.path, st, (long long)off, e);
1852 do_aio_rw(int opno, long r, int flags)
1856 struct dioattr diob;
1868 struct io_event event;
1869 struct iocb *iocbs[] = { &iocb };
1870 int iswrite = (flags & (O_WRONLY | O_RDWR)) ? 1 : 0;
1873 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
1875 printf("%d/%d: do_aio_rw - no filename\n", procid, opno);
1879 fd = open_path(&f, flags|O_DIRECT);
1880 e = fd < 0 ? errno : 0;
1884 printf("%d/%d: do_aio_rw - open %s failed %d\n",
1885 procid, opno, f.path, e);
1889 if (fstat64(fd, &stb) < 0) {
1891 printf("%d/%d: do_aio_rw - fstat64 %s failed %d\n",
1892 procid, opno, f.path, errno);
1897 inode_info(st, sizeof(st), &stb, v);
1898 if (!iswrite && stb.st_size == 0) {
1900 printf("%d/%d: do_aio_rw - %s%s zero size\n", procid, opno,
1906 if (xfsctl(f.path, fd, XFS_IOC_DIOINFO, &diob) < 0) {
1909 "%d/%d: do_aio_rw - xfsctl(XFS_IOC_DIOINFO) %s%s return %d,"
1910 " fallback to stat()\n",
1911 procid, opno, f.path, st, errno);
1912 diob.d_mem = diob.d_miniosz = stb.st_blksize;
1913 diob.d_maxiosz = INT_MAX & ~(diob.d_miniosz - 1);
1915 dio_env = getenv("XFS_DIO_MIN");
1917 diob.d_mem = diob.d_miniosz = atoi(dio_env);
1918 align = (__int64_t)diob.d_miniosz;
1919 lr = ((__int64_t)random() << 32) + random();
1920 len = (random() % FILELEN_MAX) + 1;
1921 len -= (len % align);
1924 else if (len > diob.d_maxiosz)
1925 len = diob.d_maxiosz;
1926 buf = memalign(diob.d_mem, len);
1929 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
1930 off -= (off % align);
1932 memset(buf, nameseq & 0xff, len);
1933 io_prep_pwrite(&iocb, fd, buf, len, off);
1935 off = (off64_t)(lr % stb.st_size);
1936 off -= (off % align);
1937 io_prep_pread(&iocb, fd, buf, len, off);
1939 if ((e = io_submit(io_ctx, 1, iocbs)) != 1) {
1941 printf("%d/%d: %s - io_submit failed %d\n",
1942 procid, opno, iswrite ? "awrite" : "aread", e);
1947 if ((e = io_getevents(io_ctx, 1, 1, &event, NULL)) != 1) {
1949 printf("%d/%d: %s - io_getevents failed %d\n",
1950 procid, opno, iswrite ? "awrite" : "aread", e);
1956 e = event.res != len ? event.res2 : 0;
1959 printf("%d/%d: %s %s%s [%lld,%d] %d\n",
1960 procid, opno, iswrite ? "awrite" : "aread",
1961 f.path, st, (long long)off, (int)len, e);
1968 aread_f(int opno, long r)
1971 do_aio_rw(opno, r, O_RDONLY);
1976 attr_remove_f(int opno, long r)
1978 attrlist_ent_t *aep;
1982 attrlist_cursor_t cursor;
1991 if (!get_fname(FT_ANYm, r, &f, NULL, NULL, &v))
1992 append_pathname(&f, ".");
1994 bzero(&cursor, sizeof(cursor));
1996 bzero(buf, sizeof(buf));
1997 e = attr_list_path(&f, buf, sizeof(buf), ATTR_DONTFOLLOW, &cursor);
2001 alist = (attrlist_t *)buf;
2002 total += alist->al_count;
2003 } while (alist->al_more);
2006 printf("%d/%d: attr_remove - no attrs for %s\n",
2007 procid, opno, f.path);
2011 which = (int)(random() % total);
2012 bzero(&cursor, sizeof(cursor));
2016 bzero(buf, sizeof(buf));
2017 e = attr_list_path(&f, buf, sizeof(buf), ATTR_DONTFOLLOW, &cursor);
2021 alist = (attrlist_t *)buf;
2022 if (which < ent + alist->al_count) {
2023 aep = (attrlist_ent_t *)
2024 &buf[alist->al_offset[which - ent]];
2025 aname = aep->a_name;
2028 ent += alist->al_count;
2029 } while (alist->al_more);
2030 if (aname == NULL) {
2033 "%d/%d: attr_remove - name %d not found at %s\n",
2034 procid, opno, which, f.path);
2038 e = attr_remove_path(&f, aname, ATTR_DONTFOLLOW) < 0 ? errno : 0;
2041 printf("%d/%d: attr_remove %s %s %d\n",
2042 procid, opno, f.path, aname, e);
2047 attr_set_f(int opno, long r)
2054 static int lengths[] = { 10, 100, 1000, 10000 };
2059 if (!get_fname(FT_ANYm, r, &f, NULL, NULL, &v))
2060 append_pathname(&f, ".");
2061 sprintf(aname, "a%x", nameseq++);
2062 li = (int)(random() % (sizeof(lengths) / sizeof(lengths[0])));
2063 len = (int)(random() % lengths[li]);
2067 memset(aval, nameseq & 0xff, len);
2068 e = attr_set_path(&f, aname, aval, len, ATTR_DONTFOLLOW) < 0 ?
2073 printf("%d/%d: attr_set %s %s %d\n", procid, opno, f.path,
2079 awrite_f(int opno, long r)
2082 do_aio_rw(opno, r, O_WRONLY);
2087 bulkstat_f(int opno, long r)
2095 xfs_fsop_bulkreq_t bsr;
2098 nent = (r % 999) + 2;
2099 t = malloc(nent * sizeof(*t));
2100 fd = open(".", O_RDONLY);
2108 while (xfsctl(".", fd, XFS_IOC_FSBULKSTAT, &bsr) == 0 && count > 0)
2112 printf("%d/%d: bulkstat nent %d total %lld\n",
2113 procid, opno, nent, (long long)total);
2118 bulkstat1_f(int opno, long r)
2128 xfs_fsop_bulkreq_t bsr;
2131 good = random() & 1;
2133 /* use an inode we know exists */
2135 if (!get_fname(FT_ANYm, r, &f, NULL, NULL, &v))
2136 append_pathname(&f, ".");
2137 ino = stat64_path(&f, &s) < 0 ? (ino64_t)r : s.st_ino;
2142 * pick a random inode
2144 * note this can generate kernel warning messages
2145 * since bulkstat_one will read the disk block that
2146 * would contain a given inode even if that disk
2147 * block doesn't contain inodes.
2149 * this is detected later, but not until after the
2150 * warning is displayed.
2152 * "XFS: device 0x825- bad inode magic/vsn daddr 0x0 #0"
2158 fd = open(".", O_RDONLY);
2164 e = xfsctl(".", fd, XFS_IOC_FSBULKSTAT_SINGLE, &bsr) < 0 ? errno : 0;
2166 printf("%d/%d: bulkstat1 %s ino %lld %d\n",
2167 procid, opno, good?"real":"random",
2168 verifiable_log ? -1LL : (long long)ino, e);
2173 chown_f(int opno, long r)
2183 if (!get_fname(FT_ANYm, r, &f, NULL, NULL, &v))
2184 append_pathname(&f, ".");
2185 u = (uid_t)random();
2186 g = (gid_t)random();
2187 nbits = (int)(random() % idmodulo);
2188 u &= (1 << nbits) - 1;
2189 g &= (1 << nbits) - 1;
2190 e = lchown_path(&f, u, g) < 0 ? errno : 0;
2193 printf("%d/%d: chown %s %d/%d %d\n", procid, opno, f.path, (int)u, (int)g, e);
2198 setxattr_f(int opno, long r)
2200 #ifdef XFS_XFLAG_EXTSIZE
2210 if (!get_fname(FT_ANYm, r, &f, NULL, NULL, &v))
2211 append_pathname(&f, ".");
2212 fd = open_path(&f, O_RDWR);
2213 e = fd < 0 ? errno : 0;
2218 e = MIN(idmodulo, XFS_PROJIDMODULO_MAX);
2219 nbits = (int)(random() % e);
2220 p &= (1 << nbits) - 1;
2222 if ((e = xfsctl(f.path, fd, XFS_IOC_FSGETXATTR, &fsx)) == 0) {
2224 e = xfsctl(f.path, fd, XFS_IOC_FSSETXATTR, &fsx);
2227 printf("%d/%d: setxattr %s %u %d\n", procid, opno, f.path, p, e);
2234 creat_f(int opno, long r)
2249 if (!get_fname(FT_DIRm, r, NULL, NULL, &fep, &v1))
2254 e1 = (random() % 100);
2255 type = rtpct ? ((e1 > rtpct) ? FT_REG : FT_RTF) : FT_REG;
2257 if (type == FT_RTF) /* rt always gets an extsize */
2258 extsize = (random() % 10) + 1;
2259 else if (e1 < 10) /* one-in-ten get an extsize */
2260 extsize = random() % 1024;
2264 e = generate_fname(fep, type, &f, &id, &v);
2268 (void)fent_to_name(&f, &flist[FT_DIR], fep);
2269 printf("%d/%d: creat - no filename from %s\n",
2270 procid, opno, f.path);
2275 fd = creat_path(&f, 0666);
2276 e = fd < 0 ? errno : 0;
2281 xfsctl(f.path, fd, XFS_IOC_FSGETXATTR, &a) >= 0) {
2282 if (type == FT_RTF) {
2283 a.fsx_xflags |= XFS_XFLAG_REALTIME;
2284 a.fsx_extsize = extsize *
2285 geom.rtextsize * geom.blocksize;
2287 } else if (extsize) {
2288 a.fsx_xflags |= XFS_XFLAG_EXTSIZE;
2289 a.fsx_extsize = extsize * geom.blocksize;
2292 if (xfsctl(f.path, fd, XFS_IOC_FSSETXATTR, &a) < 0)
2295 add_to_flist(type, id, parid);
2299 printf("%d/%d: creat %s x:%d %d %d\n", procid, opno, f.path,
2300 extsize ? a.fsx_extsize : 0, e, e1);
2301 printf("%d/%d: creat add id=%d,parent=%d\n", procid, opno, id, parid);
2307 dread_f(int opno, long r)
2311 struct dioattr diob;
2324 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
2326 printf("%d/%d: dread - no filename\n", procid, opno);
2330 fd = open_path(&f, O_RDONLY|O_DIRECT);
2331 e = fd < 0 ? errno : 0;
2335 printf("%d/%d: dread - open %s failed %d\n",
2336 procid, opno, f.path, e);
2340 if (fstat64(fd, &stb) < 0) {
2342 printf("%d/%d: dread - fstat64 %s failed %d\n",
2343 procid, opno, f.path, errno);
2348 inode_info(st, sizeof(st), &stb, v);
2349 if (stb.st_size == 0) {
2351 printf("%d/%d: dread - %s%s zero size\n", procid, opno,
2357 if (xfsctl(f.path, fd, XFS_IOC_DIOINFO, &diob) < 0) {
2360 "%d/%d: dread - xfsctl(XFS_IOC_DIOINFO) %s%s return %d,"
2361 " fallback to stat()\n",
2362 procid, opno, f.path, st, errno);
2363 diob.d_mem = diob.d_miniosz = stb.st_blksize;
2364 diob.d_maxiosz = INT_MAX & ~(diob.d_miniosz - 1);
2367 dio_env = getenv("XFS_DIO_MIN");
2369 diob.d_mem = diob.d_miniosz = atoi(dio_env);
2371 align = (__int64_t)diob.d_miniosz;
2372 lr = ((__int64_t)random() << 32) + random();
2373 off = (off64_t)(lr % stb.st_size);
2374 off -= (off % align);
2375 lseek64(fd, off, SEEK_SET);
2376 len = (random() % FILELEN_MAX) + 1;
2377 len -= (len % align);
2380 else if (len > diob.d_maxiosz)
2381 len = diob.d_maxiosz;
2382 buf = memalign(diob.d_mem, len);
2383 e = read(fd, buf, len) < 0 ? errno : 0;
2386 printf("%d/%d: dread %s%s [%lld,%d] %d\n",
2387 procid, opno, f.path, st, (long long)off, (int)len, e);
2393 dwrite_f(int opno, long r)
2397 struct dioattr diob;
2410 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
2412 printf("%d/%d: dwrite - no filename\n", procid, opno);
2416 fd = open_path(&f, O_WRONLY|O_DIRECT);
2417 e = fd < 0 ? errno : 0;
2421 printf("%d/%d: dwrite - open %s failed %d\n",
2422 procid, opno, f.path, e);
2426 if (fstat64(fd, &stb) < 0) {
2428 printf("%d/%d: dwrite - fstat64 %s failed %d\n",
2429 procid, opno, f.path, errno);
2434 inode_info(st, sizeof(st), &stb, v);
2435 if (xfsctl(f.path, fd, XFS_IOC_DIOINFO, &diob) < 0) {
2437 printf("%d/%d: dwrite - xfsctl(XFS_IOC_DIOINFO)"
2438 " %s%s return %d, fallback to stat()\n",
2439 procid, opno, f.path, st, errno);
2440 diob.d_mem = diob.d_miniosz = stb.st_blksize;
2441 diob.d_maxiosz = INT_MAX & ~(diob.d_miniosz - 1);
2444 dio_env = getenv("XFS_DIO_MIN");
2446 diob.d_mem = diob.d_miniosz = atoi(dio_env);
2448 align = (__int64_t)diob.d_miniosz;
2449 lr = ((__int64_t)random() << 32) + random();
2450 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
2451 off -= (off % align);
2452 lseek64(fd, off, SEEK_SET);
2453 len = (random() % FILELEN_MAX) + 1;
2454 len -= (len % align);
2457 else if (len > diob.d_maxiosz)
2458 len = diob.d_maxiosz;
2459 buf = memalign(diob.d_mem, len);
2461 lseek64(fd, off, SEEK_SET);
2462 memset(buf, nameseq & 0xff, len);
2463 e = write(fd, buf, len) < 0 ? errno : 0;
2466 printf("%d/%d: dwrite %s%s [%lld,%d] %d\n",
2467 procid, opno, f.path, st, (long long)off, (int)len, e);
2473 #ifdef HAVE_LINUX_FALLOC_H
2474 struct print_flags falloc_flags [] = {
2475 { FALLOC_FL_KEEP_SIZE, "KEEP_SIZE"},
2476 { FALLOC_FL_PUNCH_HOLE, "PUNCH_HOLE"},
2477 { FALLOC_FL_NO_HIDE_STALE, "NO_HIDE_STALE"},
2478 { FALLOC_FL_COLLAPSE_RANGE, "COLLAPSE_RANGE"},
2479 { FALLOC_FL_ZERO_RANGE, "ZERO_RANGE"},
2480 { FALLOC_FL_INSERT_RANGE, "INSERT_RANGE"},
2484 #define translate_falloc_flags(mode) \
2485 ({translate_flags(mode, "|", falloc_flags);})
2489 do_fallocate(int opno, long r, int mode)
2491 #ifdef HAVE_LINUX_FALLOC_H
2503 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
2505 printf("%d/%d: do_fallocate - no filename\n", procid, opno);
2509 fd = open_path(&f, O_RDWR);
2512 printf("%d/%d: do_fallocate - open %s failed %d\n",
2513 procid, opno, f.path, errno);
2518 if (fstat64(fd, &stb) < 0) {
2520 printf("%d/%d: do_fallocate - fstat64 %s failed %d\n",
2521 procid, opno, f.path, errno);
2526 inode_info(st, sizeof(st), &stb, v);
2527 lr = ((__int64_t)random() << 32) + random();
2528 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
2530 len = (off64_t)(random() % (1024 * 1024));
2532 * Collapse/insert range requires off and len to be block aligned,
2533 * make it more likely to be the case.
2535 if ((mode & (FALLOC_FL_COLLAPSE_RANGE | FALLOC_FL_INSERT_RANGE)) &&
2537 off = ((off + stb.st_blksize - 1) & ~(stb.st_blksize - 1));
2538 len = ((len + stb.st_blksize - 1) & ~(stb.st_blksize - 1));
2540 mode |= FALLOC_FL_KEEP_SIZE & random();
2541 e = fallocate(fd, mode, (loff_t)off, (loff_t)len) < 0 ? errno : 0;
2543 printf("%d/%d: fallocate(%s) %s %st %lld %lld %d\n",
2544 procid, opno, translate_falloc_flags(mode),
2545 f.path, st, (long long)off, (long long)len, e);
2552 fallocate_f(int opno, long r)
2554 #ifdef HAVE_LINUX_FALLOC_H
2555 do_fallocate(opno, r, 0);
2560 fdatasync_f(int opno, long r)
2568 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
2570 printf("%d/%d: fdatasync - no filename\n",
2575 fd = open_path(&f, O_WRONLY);
2576 e = fd < 0 ? errno : 0;
2580 printf("%d/%d: fdatasync - open %s failed %d\n",
2581 procid, opno, f.path, e);
2585 e = fdatasync(fd) < 0 ? errno : 0;
2587 printf("%d/%d: fdatasync %s %d\n", procid, opno, f.path, e);
2592 #ifdef HAVE_LINUX_FIEMAP_H
2593 struct print_flags fiemap_flags[] = {
2594 { FIEMAP_FLAG_SYNC, "SYNC"},
2595 { FIEMAP_FLAG_XATTR, "XATTR"},
2599 #define translate_fiemap_flags(mode) \
2600 ({translate_flags(mode, "|", fiemap_flags);})
2604 fiemap_f(int opno, long r)
2606 #ifdef HAVE_LINUX_FIEMAP_H
2616 struct fiemap *fiemap;
2619 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
2621 printf("%d/%d: fiemap - no filename\n", procid, opno);
2625 fd = open_path(&f, O_RDWR);
2626 e = fd < 0 ? errno : 0;
2630 printf("%d/%d: fiemap - open %s failed %d\n",
2631 procid, opno, f.path, e);
2635 if (fstat64(fd, &stb) < 0) {
2637 printf("%d/%d: fiemap - fstat64 %s failed %d\n",
2638 procid, opno, f.path, errno);
2643 inode_info(st, sizeof(st), &stb, v);
2644 blocks_to_map = random() & 0xffff;
2645 fiemap = (struct fiemap *)malloc(sizeof(struct fiemap) +
2646 (blocks_to_map * sizeof(struct fiemap_extent)));
2649 printf("%d/%d: malloc failed \n", procid, opno);
2654 lr = ((__int64_t)random() << 32) + random();
2655 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
2657 fiemap->fm_flags = random() & (FIEMAP_FLAGS_COMPAT | 0x10000);
2658 fiemap->fm_extent_count = blocks_to_map;
2659 fiemap->fm_mapped_extents = random() & 0xffff;
2660 fiemap->fm_start = off;
2661 fiemap->fm_length = ((__int64_t)random() << 32) + random();
2663 e = ioctl(fd, FS_IOC_FIEMAP, (unsigned long)fiemap);
2665 printf("%d/%d: ioctl(FIEMAP) %s%s %lld %lld (%s) %d\n",
2666 procid, opno, f.path, st, (long long)fiemap->fm_start,
2667 (long long) fiemap->fm_length,
2668 translate_fiemap_flags(fiemap->fm_flags), e);
2676 freesp_f(int opno, long r)
2681 struct xfs_flock64 fl;
2689 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
2691 printf("%d/%d: freesp - no filename\n", procid, opno);
2695 fd = open_path(&f, O_RDWR);
2696 e = fd < 0 ? errno : 0;
2700 printf("%d/%d: freesp - open %s failed %d\n",
2701 procid, opno, f.path, e);
2705 if (fstat64(fd, &stb) < 0) {
2707 printf("%d/%d: freesp - fstat64 %s failed %d\n",
2708 procid, opno, f.path, errno);
2713 inode_info(st, sizeof(st), &stb, v);
2714 lr = ((__int64_t)random() << 32) + random();
2715 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
2717 fl.l_whence = SEEK_SET;
2720 e = xfsctl(f.path, fd, XFS_IOC_FREESP64, &fl) < 0 ? errno : 0;
2722 printf("%d/%d: xfsctl(XFS_IOC_FREESP64) %s%s %lld 0 %d\n",
2723 procid, opno, f.path, st, (long long)off, e);
2729 fsync_f(int opno, long r)
2737 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
2739 printf("%d/%d: fsync - no filename\n", procid, opno);
2743 fd = open_path(&f, O_WRONLY);
2744 e = fd < 0 ? errno : 0;
2748 printf("%d/%d: fsync - open %s failed %d\n",
2749 procid, opno, f.path, e);
2753 e = fsync(fd) < 0 ? errno : 0;
2755 printf("%d/%d: fsync %s %d\n", procid, opno, f.path, e);
2761 getattr_f(int opno, long r)
2770 if (!get_fname(FT_ANYm, r, &f, NULL, NULL, &v))
2771 append_pathname(&f, ".");
2772 fd = open_path(&f, O_RDWR);
2773 e = fd < 0 ? errno : 0;
2776 e = ioctl(fd, FS_IOC_GETFLAGS, &fl);
2778 printf("%d/%d: getattr %s %u %d\n", procid, opno, f.path, fl, e);
2784 getdents_f(int opno, long r)
2791 if (!get_fname(FT_DIRm, r, &f, NULL, NULL, &v))
2792 append_pathname(&f, ".");
2793 dir = opendir_path(&f);
2797 printf("%d/%d: getdents - can't open %s\n",
2798 procid, opno, f.path);
2802 while (readdir64(dir) != NULL)
2805 printf("%d/%d: getdents %s 0\n", procid, opno, f.path);
2811 link_f(int opno, long r)
2824 if (!get_fname(FT_NOTDIR, r, &f, &flp, NULL, &v1)) {
2826 printf("%d/%d: link - no file\n", procid, opno);
2830 if (!get_fname(FT_DIRm, random(), NULL, NULL, &fep, &v))
2836 e = generate_fname(fep, flp - flist, &l, &id, &v1);
2840 (void)fent_to_name(&l, &flist[FT_DIR], fep);
2841 printf("%d/%d: link - no filename from %s\n",
2842 procid, opno, l.path);
2848 e = link_path(&f, &l) < 0 ? errno : 0;
2851 add_to_flist(flp - flist, id, parid);
2853 printf("%d/%d: link %s %s %d\n", procid, opno, f.path, l.path,
2855 printf("%d/%d: link add id=%d,parent=%d\n", procid, opno, id, parid);
2862 mkdir_f(int opno, long r)
2872 if (!get_fname(FT_DIRm, r, NULL, NULL, &fep, &v))
2877 e = generate_fname(fep, FT_DIR, &f, &id, &v1);
2881 (void)fent_to_name(&f, &flist[FT_DIR], fep);
2882 printf("%d/%d: mkdir - no filename from %s\n",
2883 procid, opno, f.path);
2888 e = mkdir_path(&f, 0777) < 0 ? errno : 0;
2891 add_to_flist(FT_DIR, id, parid);
2893 printf("%d/%d: mkdir %s %d\n", procid, opno, f.path, e);
2894 printf("%d/%d: mkdir add id=%d,parent=%d\n", procid, opno, id, parid);
2900 mknod_f(int opno, long r)
2910 if (!get_fname(FT_DIRm, r, NULL, NULL, &fep, &v))
2915 e = generate_fname(fep, FT_DEV, &f, &id, &v1);
2919 (void)fent_to_name(&f, &flist[FT_DIR], fep);
2920 printf("%d/%d: mknod - no filename from %s\n",
2921 procid, opno, f.path);
2926 e = mknod_path(&f, S_IFCHR|0444, 0) < 0 ? errno : 0;
2929 add_to_flist(FT_DEV, id, parid);
2931 printf("%d/%d: mknod %s %d\n", procid, opno, f.path, e);
2932 printf("%d/%d: mknod add id=%d,parent=%d\n", procid, opno, id, parid);
2937 #ifdef HAVE_SYS_MMAN_H
2938 struct print_flags mmap_flags[] = {
2939 { MAP_SHARED, "SHARED"},
2940 { MAP_PRIVATE, "PRIVATE"},
2944 #define translate_mmap_flags(flags) \
2945 ({translate_flags(flags, "|", mmap_flags);})
2949 do_mmap(int opno, long r, int prot)
2951 #ifdef HAVE_SYS_MMAN_H
2963 sigjmp_buf sigbus_jmpbuf;
2966 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
2968 printf("%d/%d: do_mmap - no filename\n", procid, opno);
2972 fd = open_path(&f, O_RDWR);
2973 e = fd < 0 ? errno : 0;
2977 printf("%d/%d: do_mmap - open %s failed %d\n",
2978 procid, opno, f.path, e);
2982 if (fstat64(fd, &stb) < 0) {
2984 printf("%d/%d: do_mmap - fstat64 %s failed %d\n",
2985 procid, opno, f.path, errno);
2990 inode_info(st, sizeof(st), &stb, v);
2991 if (stb.st_size == 0) {
2993 printf("%d/%d: do_mmap - %s%s zero size\n", procid, opno,
3000 lr = ((__int64_t)random() << 32) + random();
3001 off = (off64_t)(lr % stb.st_size);
3002 off &= (off64_t)(~(sysconf(_SC_PAGE_SIZE) - 1));
3003 len = (size_t)(random() % MIN(stb.st_size - off, FILELEN_MAX)) + 1;
3005 flags = (random() % 2) ? MAP_SHARED : MAP_PRIVATE;
3006 addr = mmap(NULL, len, prot, flags, fd, off);
3007 e = (addr == MAP_FAILED) ? errno : 0;
3010 printf("%d/%d: do_mmap - mmap failed %s%s [%lld,%d,%s] %d\n",
3011 procid, opno, f.path, st, (long long)off,
3012 (int)len, translate_mmap_flags(flags), e);
3018 if (prot & PROT_WRITE) {
3019 if ((e = sigsetjmp(sigbus_jmpbuf, 1)) == 0) {
3020 sigbus_jmp = &sigbus_jmpbuf;
3021 memset(addr, nameseq & 0xff, len);
3025 if ((buf = malloc(len)) != NULL) {
3026 memcpy(buf, addr, len);
3031 /* set NULL to stop other functions from doing siglongjmp */
3035 printf("%d/%d: %s %s%s [%lld,%d,%s] %s\n",
3036 procid, opno, (prot & PROT_WRITE) ? "mwrite" : "mread",
3037 f.path, st, (long long)off, (int)len,
3038 translate_mmap_flags(flags),
3039 (e == 0) ? "0" : "Bus error");
3047 mread_f(int opno, long r)
3049 #ifdef HAVE_SYS_MMAN_H
3050 do_mmap(opno, r, PROT_READ);
3055 mwrite_f(int opno, long r)
3057 #ifdef HAVE_SYS_MMAN_H
3058 do_mmap(opno, r, PROT_WRITE);
3063 punch_f(int opno, long r)
3065 #ifdef HAVE_LINUX_FALLOC_H
3066 do_fallocate(opno, r, FALLOC_FL_PUNCH_HOLE);
3071 zero_f(int opno, long r)
3073 #ifdef HAVE_LINUX_FALLOC_H
3074 do_fallocate(opno, r, FALLOC_FL_ZERO_RANGE);
3079 collapse_f(int opno, long r)
3081 #ifdef HAVE_LINUX_FALLOC_H
3082 do_fallocate(opno, r, FALLOC_FL_COLLAPSE_RANGE);
3087 insert_f(int opno, long r)
3089 #ifdef HAVE_LINUX_FALLOC_H
3090 do_fallocate(opno, r, FALLOC_FL_INSERT_RANGE);
3095 read_f(int opno, long r)
3109 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
3111 printf("%d/%d: read - no filename\n", procid, opno);
3115 fd = open_path(&f, O_RDONLY);
3116 e = fd < 0 ? errno : 0;
3120 printf("%d/%d: read - open %s failed %d\n",
3121 procid, opno, f.path, e);
3125 if (fstat64(fd, &stb) < 0) {
3127 printf("%d/%d: read - fstat64 %s failed %d\n",
3128 procid, opno, f.path, errno);
3133 inode_info(st, sizeof(st), &stb, v);
3134 if (stb.st_size == 0) {
3136 printf("%d/%d: read - %s%s zero size\n", procid, opno,
3142 lr = ((__int64_t)random() << 32) + random();
3143 off = (off64_t)(lr % stb.st_size);
3144 lseek64(fd, off, SEEK_SET);
3145 len = (random() % FILELEN_MAX) + 1;
3147 e = read(fd, buf, len) < 0 ? errno : 0;
3150 printf("%d/%d: read %s%s [%lld,%d] %d\n",
3151 procid, opno, f.path, st, (long long)off, (int)len, e);
3157 readlink_f(int opno, long r)
3165 if (!get_fname(FT_SYMm, r, &f, NULL, NULL, &v)) {
3167 printf("%d/%d: readlink - no filename\n", procid, opno);
3171 e = readlink_path(&f, buf, PATH_MAX) < 0 ? errno : 0;
3174 printf("%d/%d: readlink %s %d\n", procid, opno, f.path, e);
3179 readv_f(int opno, long r)
3191 struct iovec *iov = NULL;
3198 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
3200 printf("%d/%d: readv - no filename\n", procid, opno);
3204 fd = open_path(&f, O_RDONLY);
3205 e = fd < 0 ? errno : 0;
3209 printf("%d/%d: readv - open %s failed %d\n",
3210 procid, opno, f.path, e);
3214 if (fstat64(fd, &stb) < 0) {
3216 printf("%d/%d: readv - fstat64 %s failed %d\n",
3217 procid, opno, f.path, errno);
3222 inode_info(st, sizeof(st), &stb, v);
3223 if (stb.st_size == 0) {
3225 printf("%d/%d: readv - %s%s zero size\n", procid, opno,
3231 lr = ((__int64_t)random() << 32) + random();
3232 off = (off64_t)(lr % stb.st_size);
3233 lseek64(fd, off, SEEK_SET);
3234 len = (random() % FILELEN_MAX) + 1;
3237 iovcnt = (random() % MIN(len, IOV_MAX)) + 1;
3238 iov = calloc(iovcnt, sizeof(struct iovec));
3239 iovl = len / iovcnt;
3241 for (i=0; i<iovcnt; i++) {
3242 (iov + i)->iov_base = (buf + iovb);
3243 (iov + i)->iov_len = iovl;
3247 e = readv(fd, iov, iovcnt) < 0 ? errno : 0;
3250 printf("%d/%d: readv %s%s [%lld,%d,%d] %d\n",
3251 procid, opno, f.path, st, (long long)off, (int)iovl,
3258 rename_f(int opno, long r)
3272 /* get an existing path for the source of the rename */
3274 if (!get_fname(FT_ANYm, r, &f, &flp, &fep, &v1)) {
3276 printf("%d/%d: rename - no filename\n", procid, opno);
3281 /* get an existing directory for the destination parent directory name */
3282 if (!get_fname(FT_DIRm, random(), NULL, NULL, &dfep, &v))
3288 /* generate a new path using an existing parent directory in name */
3289 init_pathname(&newf);
3290 e = generate_fname(dfep, flp - flist, &newf, &id, &v1);
3294 (void)fent_to_name(&f, &flist[FT_DIR], dfep);
3295 printf("%d/%d: rename - no filename from %s\n",
3296 procid, opno, f.path);
3298 free_pathname(&newf);
3302 e = rename_path(&f, &newf) < 0 ? errno : 0;
3305 if (flp - flist == FT_DIR) {
3307 fix_parent(oldid, id);
3309 del_from_flist(flp - flist, fep - flp->fents);
3310 add_to_flist(flp - flist, id, parid);
3313 printf("%d/%d: rename %s to %s %d\n", procid, opno, f.path,
3316 printf("%d/%d: rename del entry: id=%d,parent=%d\n",
3317 procid, opno, fep->id, fep->parent);
3318 printf("%d/%d: rename add entry: id=%d,parent=%d\n",
3319 procid, opno, id, parid);
3322 free_pathname(&newf);
3327 resvsp_f(int opno, long r)
3332 struct xfs_flock64 fl;
3340 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
3342 printf("%d/%d: resvsp - no filename\n", procid, opno);
3346 fd = open_path(&f, O_RDWR);
3347 e = fd < 0 ? errno : 0;
3351 printf("%d/%d: resvsp - open %s failed %d\n",
3352 procid, opno, f.path, e);
3356 if (fstat64(fd, &stb) < 0) {
3358 printf("%d/%d: resvsp - fstat64 %s failed %d\n",
3359 procid, opno, f.path, errno);
3364 inode_info(st, sizeof(st), &stb, v);
3365 lr = ((__int64_t)random() << 32) + random();
3366 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
3368 fl.l_whence = SEEK_SET;
3370 fl.l_len = (off64_t)(random() % (1024 * 1024));
3371 e = xfsctl(f.path, fd, XFS_IOC_RESVSP64, &fl) < 0 ? errno : 0;
3373 printf("%d/%d: xfsctl(XFS_IOC_RESVSP64) %s%s %lld %lld %d\n",
3374 procid, opno, f.path, st,
3375 (long long)off, (long long)fl.l_len, e);
3381 rmdir_f(int opno, long r)
3389 if (!get_fname(FT_DIRm, r, &f, NULL, &fep, &v)) {
3391 printf("%d/%d: rmdir - no directory\n", procid, opno);
3395 e = rmdir_path(&f) < 0 ? errno : 0;
3398 del_from_flist(FT_DIR, fep - flist[FT_DIR].fents);
3400 printf("%d/%d: rmdir %s %d\n", procid, opno, f.path, e);
3402 printf("%d/%d: rmdir del entry: id=%d,parent=%d\n",
3403 procid, opno, fep->id, fep->parent);
3409 setattr_f(int opno, long r)
3418 if (!get_fname(FT_ANYm, r, &f, NULL, NULL, &v))
3419 append_pathname(&f, ".");
3420 fd = open_path(&f, O_RDWR);
3421 e = fd < 0 ? errno : 0;
3424 fl = attr_mask & (uint)random();
3425 e = ioctl(fd, FS_IOC_SETFLAGS, &fl);
3427 printf("%d/%d: setattr %s %x %d\n", procid, opno, f.path, fl, e);
3433 stat_f(int opno, long r)
3441 if (!get_fname(FT_ANYm, r, &f, NULL, NULL, &v)) {
3443 printf("%d/%d: stat - no entries\n", procid, opno);
3447 e = lstat64_path(&f, &stb) < 0 ? errno : 0;
3450 printf("%d/%d: stat %s %d\n", procid, opno, f.path, e);
3455 symlink_f(int opno, long r)
3468 if (!get_fname(FT_DIRm, r, NULL, NULL, &fep, &v))
3473 e = generate_fname(fep, FT_SYM, &f, &id, &v1);
3477 (void)fent_to_name(&f, &flist[FT_DIR], fep);
3478 printf("%d/%d: symlink - no filename from %s\n",
3479 procid, opno, f.path);
3484 len = (int)(random() % PATH_MAX);
3485 val = malloc(len + 1);
3487 memset(val, 'x', len);
3489 for (i = 10; i < len - 1; i += 10)
3491 e = symlink_path(val, &f) < 0 ? errno : 0;
3494 add_to_flist(FT_SYM, id, parid);
3497 printf("%d/%d: symlink %s %d\n", procid, opno, f.path, e);
3498 printf("%d/%d: symlink add id=%d,parent=%d\n", procid, opno, id, parid);
3505 sync_f(int opno, long r)
3509 printf("%d/%d: sync\n", procid, opno);
3513 truncate_f(int opno, long r)
3524 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
3526 printf("%d/%d: truncate - no filename\n", procid, opno);
3530 e = stat64_path(&f, &stb) < 0 ? errno : 0;
3534 printf("%d/%d: truncate - stat64 %s failed %d\n",
3535 procid, opno, f.path, e);
3539 inode_info(st, sizeof(st), &stb, v);
3540 lr = ((__int64_t)random() << 32) + random();
3541 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
3543 e = truncate64_path(&f, off) < 0 ? errno : 0;
3546 printf("%d/%d: truncate %s%s %lld %d\n", procid, opno, f.path,
3547 st, (long long)off, e);
3552 unlink_f(int opno, long r)
3561 if (!get_fname(FT_NOTDIR, r, &f, &flp, &fep, &v)) {
3563 printf("%d/%d: unlink - no file\n", procid, opno);
3567 e = unlink_path(&f) < 0 ? errno : 0;
3570 del_from_flist(flp - flist, fep - flp->fents);
3572 printf("%d/%d: unlink %s %d\n", procid, opno, f.path, e);
3574 printf("%d/%d: unlink del entry: id=%d,parent=%d\n",
3575 procid, opno, fep->id, fep->parent);
3581 unresvsp_f(int opno, long r)
3586 struct xfs_flock64 fl;
3594 if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) {
3596 printf("%d/%d: unresvsp - no filename\n", procid, opno);
3600 fd = open_path(&f, O_RDWR);
3601 e = fd < 0 ? errno : 0;
3605 printf("%d/%d: unresvsp - open %s failed %d\n",
3606 procid, opno, f.path, e);
3610 if (fstat64(fd, &stb) < 0) {
3612 printf("%d/%d: unresvsp - fstat64 %s failed %d\n",
3613 procid, opno, f.path, errno);
3618 inode_info(st, sizeof(st), &stb, v);
3619 lr = ((__int64_t)random() << 32) + random();
3620 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
3622 fl.l_whence = SEEK_SET;
3624 fl.l_len = (off64_t)(random() % (1 << 20));
3625 e = xfsctl(f.path, fd, XFS_IOC_UNRESVSP64, &fl) < 0 ? errno : 0;
3627 printf("%d/%d: xfsctl(XFS_IOC_UNRESVSP64) %s%s %lld %lld %d\n",
3628 procid, opno, f.path, st,
3629 (long long)off, (long long)fl.l_len, e);
3635 write_f(int opno, long r)
3649 if (!get_fname(FT_REGm, r, &f, NULL, NULL, &v)) {
3651 printf("%d/%d: write - no filename\n", procid, opno);
3655 fd = open_path(&f, O_WRONLY);
3656 e = fd < 0 ? errno : 0;
3660 printf("%d/%d: write - open %s failed %d\n",
3661 procid, opno, f.path, e);
3665 if (fstat64(fd, &stb) < 0) {
3667 printf("%d/%d: write - fstat64 %s failed %d\n",
3668 procid, opno, f.path, errno);
3673 inode_info(st, sizeof(st), &stb, v);
3674 lr = ((__int64_t)random() << 32) + random();
3675 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
3677 lseek64(fd, off, SEEK_SET);
3678 len = (random() % FILELEN_MAX) + 1;
3680 memset(buf, nameseq & 0xff, len);
3681 e = write(fd, buf, len) < 0 ? errno : 0;
3684 printf("%d/%d: write %s%s [%lld,%d] %d\n",
3685 procid, opno, f.path, st, (long long)off, (int)len, e);
3691 writev_f(int opno, long r)
3703 struct iovec *iov = NULL;
3710 if (!get_fname(FT_REGm, r, &f, NULL, NULL, &v)) {
3712 printf("%d/%d: writev - no filename\n", procid, opno);
3716 fd = open_path(&f, O_WRONLY);
3717 e = fd < 0 ? errno : 0;
3721 printf("%d/%d: writev - open %s failed %d\n",
3722 procid, opno, f.path, e);
3726 if (fstat64(fd, &stb) < 0) {
3728 printf("%d/%d: writev - fstat64 %s failed %d\n",
3729 procid, opno, f.path, errno);
3734 inode_info(st, sizeof(st), &stb, v);
3735 lr = ((__int64_t)random() << 32) + random();
3736 off = (off64_t)(lr % MIN(stb.st_size + (1024 * 1024), MAXFSIZE));
3738 lseek64(fd, off, SEEK_SET);
3739 len = (random() % FILELEN_MAX) + 1;
3741 memset(buf, nameseq & 0xff, len);
3743 iovcnt = (random() % MIN(len, IOV_MAX)) + 1;
3744 iov = calloc(iovcnt, sizeof(struct iovec));
3745 iovl = len / iovcnt;
3747 for (i=0; i<iovcnt; i++) {
3748 (iov + i)->iov_base = (buf + iovb);
3749 (iov + i)->iov_len = iovl;
3753 e = writev(fd, iov, iovcnt) < 0 ? errno : 0;
3757 printf("%d/%d: writev %s%s [%lld,%d,%d] %d\n",
3758 procid, opno, f.path, st, (long long)off, (int)iovl,