-int enough_fd(int fd)
-{
- struct mdu_array_info_s array;
- struct mdu_disk_info_s disk;
- int i, rv;
- char *avail;
-
- if (ioctl(fd, GET_ARRAY_INFO, &array) != 0 ||
- array.raid_disks <= 0)
- return 0;
- avail = xcalloc(array.raid_disks, 1);
- for (i = 0; i < MAX_DISKS && array.nr_disks > 0; i++) {
- disk.number = i;
- if (ioctl(fd, GET_DISK_INFO, &disk) != 0)
- continue;
- if (disk.major == 0 && disk.minor == 0)
- continue;
- array.nr_disks--;
-
- if (! (disk.state & (1<<MD_DISK_SYNC)))
- continue;
- if (disk.raid_disk < 0 || disk.raid_disk >= array.raid_disks)
- continue;
- avail[disk.raid_disk] = 1;
- }
- /* This is used on an active array, so assume it is clean */
- rv = enough(array.level, array.raid_disks, array.layout,
- 1, avail);
- free(avail);
- return rv;
-}
-