Commit bc31d85c6e23 ("cdev: Add partuuid string to struct cdev") added
partuuid strings for dos partitions but only for the (up to) four
primary partitions. Do the same for the logical partitions. Their
numbers start at 5 independently of the number of available primary
partitions.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
---
common/partitions/dos.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/common/partitions/dos.c b/common/partitions/dos.c
index e0cb35627d33..5f08e253ee59 100644
--- a/common/partitions/dos.c
+++ b/common/partitions/dos.c
@@ -117,11 +117,12 @@ static int dos_get_disk_signature(struct param_d *p, void *_priv)
}
static void dos_extended_partition(struct block_device *blk, struct partition_desc *pd,
- struct partition *partition)
+ struct partition *partition, uint32_t signature)
{
uint8_t *buf = dma_alloc(SECTOR_SIZE);
uint32_t ebr_sector = partition->first_sec;
struct partition_entry *table = (struct partition_entry *)&buf[0x1be];
+ unsigned partno = 5;
while (pd->used_entries < ARRAY_SIZE(pd->parts)) {
int rc, i;
@@ -153,7 +154,11 @@ static void dos_extended_partition(struct block_device *blk, struct partition_de
get_unaligned_le32(&table[0].partition_start);
pd->parts[n].size = get_unaligned_le32(&table[0].partition_size);
pd->parts[n].dos_partition_type = table[0].type;
+ if (signature)
+ sprintf(pd->parts[n].partuuid, "%08x-%02u",
+ signature, partno);
pd->used_entries++;
+ partno++;
/* the second entry defines the start of the next ebr if != 0 */
if (get_unaligned_le32(&table[1].partition_start))
@@ -231,7 +236,7 @@ static void dos_partition(void *buf, struct block_device *blk,
}
if (extended_partition)
- dos_extended_partition(blk, pd, extended_partition);
+ dos_extended_partition(blk, pd, extended_partition, signature);
dsp = xzalloc(sizeof(*dsp));
dsp->blk = blk;
--
2.8.0.rc3
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