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volume_id: md - add metadata minor version

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Thanks to Hannes.
This commit is contained in:
Kay Sievers 2007-12-07 17:26:15 +01:00
parent 6bdec550af
commit 9e5920842b
1 changed files with 12 additions and 4 deletions
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16
extras/volume_id/lib/linux_raid.c
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@ -131,10 +131,12 @@ static int volume_id_probe_linux_raid1(struct volume_id *id, uint64_t off, uint6
if (le32_to_cpu(mdp1->magic) != MD_SB_MAGIC) if (le32_to_cpu(mdp1->magic) != MD_SB_MAGIC)
return -1; return -1;
if (le32_to_cpu(mdp1->major_version) != 1)
return -1;
volume_id_set_uuid(id, mdp1->set_uuid, 0, UUID_FOURINT); volume_id_set_uuid(id, mdp1->set_uuid, 0, UUID_FOURINT);
volume_id_set_label_raw(id, mdp1->set_name, 32); volume_id_set_label_raw(id, mdp1->set_name, 32);
volume_id_set_label_string(id, mdp1->set_name, 32); volume_id_set_label_string(id, mdp1->set_name, 32);
snprintf(id->type_version, sizeof(id->type_version)-1, "%u", le32_to_cpu(mdp1->major_version));
volume_id_set_usage(id, VOLUME_ID_RAID); volume_id_set_usage(id, VOLUME_ID_RAID);
id->type = "linux_raid_member"; id->type = "linux_raid_member";
return 0; return 0;
@ -151,16 +153,22 @@ int volume_id_probe_linux_raid(struct volume_id *id, uint64_t off, uint64_t size
/* version 1.0 at the end of the device */ /* version 1.0 at the end of the device */
sboff = (size & ~(0x1000 - 1)) - 0x2000; sboff = (size & ~(0x1000 - 1)) - 0x2000;
if (volume_id_probe_linux_raid1(id, off + sboff, size) == 0) if (volume_id_probe_linux_raid1(id, off + sboff, size) == 0) {
strcpy(id->type_version, "1.0");
return 0; return 0;
}
/* version 1.1 at the start of the device */ /* version 1.1 at the start of the device */
if (volume_id_probe_linux_raid1(id, off, size) == 0) if (volume_id_probe_linux_raid1(id, off, size) == 0) {
strcpy(id->type_version, "1.1");
return 0; return 0;
}
/* version 1.2 at 4k offset from the start */ /* version 1.2 at 4k offset from the start */
if (volume_id_probe_linux_raid1(id, off + 0x1000, size) == 0) if (volume_id_probe_linux_raid1(id, off + 0x1000, size) == 0) {
strcpy(id->type_version, "1.2");
return 0; return 0;
}
return -1; return -1;
} }