info->array.ctime = __le64_to_cpu(sb->ctime);
info->array.utime = __le64_to_cpu(sb->utime);
info->array.chunk_size = __le32_to_cpu(sb->chunksize)*512;
- info->array.state = (__le64_to_cpu(sb->resync_offset)+1) ? 0 : 1;
+ info->array.state =
+ (__le64_to_cpu(sb->resync_offset) >= __le64_to_cpu(sb->size))
+ ? 1 : 0;
info->data_offset = __le64_to_cpu(sb->data_offset);
info->component_size = __le64_to_cpu(sb->size);
sb->resync_offset = 0ULL;
}
if (strcmp(update, "uuid") == 0) {
- if (super1.swapuuid) {
- unsigned char *ac = (unsigned char *)sb->set_uuid;
- unsigned char *bc = (unsigned char *)info->uuid;
- int i;
- for (i=0; i<16; i+= 4) {
- ac[i+0] = bc[i+3];
- ac[i+1] = bc[i+2];
- ac[i+2] = bc[i+1];
- ac[i+3] = bc[i+0];
- }
- } else
- memcpy(sb->set_uuid, info->uuid, 16);
+ copy_uuid(sb->set_uuid, info->uuid, super1.swapuuid);
if (__le32_to_cpu(sb->feature_map)&MD_FEATURE_BITMAP_OFFSET) {
struct bitmap_super_s *bm;
}
static int init_super1(struct supertype *st, void **sbp, mdu_array_info_t *info,
- unsigned long long size, char *name, char *homehost)
+ unsigned long long size, char *name, char *homehost, int *uuid)
{
struct mdp_superblock_1 *sb = malloc(1024 + sizeof(bitmap_super_t) +
sizeof(struct misc_dev_info));
sb->feature_map = 0;
sb->pad0 = 0;
- if ((rfd = open("/dev/urandom", O_RDONLY)) < 0 ||
- read(rfd, sb->set_uuid, 16) != 16) {
- *(__u32*)(sb->set_uuid) = random();
- *(__u32*)(sb->set_uuid+4) = random();
- *(__u32*)(sb->set_uuid+8) = random();
- *(__u32*)(sb->set_uuid+12) = random();
+ if (uuid)
+ copy_uuid(sb->set_uuid, uuid, super1.swapuuid);
+ else {
+ if ((rfd = open("/dev/urandom", O_RDONLY)) < 0 ||
+ read(rfd, sb->set_uuid, 16) != 16) {
+ *(__u32*)(sb->set_uuid) = random();
+ *(__u32*)(sb->set_uuid+4) = random();
+ *(__u32*)(sb->set_uuid+8) = random();
+ *(__u32*)(sb->set_uuid+12) = random();
+ }
+ if (rfd >= 0) close(rfd);
}
- if (rfd >= 0) close(rfd);
if (name == NULL || *name == 0) {
sprintf(defname, "%d", info->md_minor);