+
+ /* array.size is only 32 bit and may be truncated.
+ * So read from sysfs if possible, and record number of sectors
+ */
+
+ array_size = get_component_size(fd);
+ if (array_size <= 0)
+ array_size = array.size * 2;
+
+ tst = super_by_fd(fd);
+ if (!tst) {
+ fprintf(stderr, Name ": unsupport array - version %d.%d\n",
+ array.major_version, array.minor_version);
+ return 1;
+ }
+
+ for (dv = devlist, j=0 ; dv; dv = next, j = jnext) {
+ unsigned long long ldsize;
+ char dvname[20];
+ char *dnprintable = dv->devname;
+
+ next = dv->next;
+ jnext = 0;
+
+ if (strcmp(dv->devname, "failed")==0 ||
+ strcmp(dv->devname, "faulty")==0) {
+ if (dv->disposition != 'r') {
+ fprintf(stderr, Name ": %s only meaningful "
+ "with -r, not -%c\n",
+ dv->devname, dv->disposition);
+ return 1;
+ }
+ for (; j < array.raid_disks + array.nr_disks ; j++) {
+ disc.number = j;
+ if (ioctl(fd, GET_DISK_INFO, &disc))
+ continue;
+ if (disc.major == 0 && disc.minor == 0)
+ continue;
+ if ((disc.state & 1) == 0) /* faulty */
+ continue;
+ stb.st_rdev = makedev(disc.major, disc.minor);
+ next = dv;
+ jnext = j+1;
+ sprintf(dvname,"%d:%d", disc.major, disc.minor);
+ dnprintable = dvname;
+ break;
+ }
+ if (jnext == 0)
+ continue;
+ } else if (strcmp(dv->devname, "detached") == 0) {
+ if (dv->disposition != 'r' && dv->disposition != 'f') {
+ fprintf(stderr, Name ": %s only meaningful "
+ "with -r of -f, not -%c\n",
+ dv->devname, dv->disposition);
+ return 1;
+ }
+ for (; j < array.raid_disks + array.nr_disks; j++) {
+ int sfd;
+ disc.number = j;
+ if (ioctl(fd, GET_DISK_INFO, &disc))
+ continue;
+ if (disc.major == 0 && disc.minor == 0)
+ continue;
+ sprintf(dvname,"%d:%d", disc.major, disc.minor);
+ sfd = dev_open(dvname, O_RDONLY);
+ if (sfd >= 0) {
+ close(sfd);
+ continue;
+ }
+ if (dv->disposition == 'f' &&
+ (disc.state & 1) == 1) /* already faulty */
+ continue;
+ if (errno != ENXIO)
+ continue;
+ stb.st_rdev = makedev(disc.major, disc.minor);
+ next = dv;
+ jnext = j+1;
+ dnprintable = dvname;
+ break;
+ }
+ if (jnext == 0)
+ continue;
+ } else {
+ j = 0;
+
+ if (stat(dv->devname, &stb)) {
+ fprintf(stderr, Name ": cannot find %s: %s\n",
+ dv->devname, strerror(errno));
+ return 1;
+ }
+ if ((stb.st_mode & S_IFMT) != S_IFBLK) {
+ fprintf(stderr, Name ": %s is not a "
+ "block device.\n",
+ dv->devname);
+ return 1;
+ }