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resize: add function mbr_part_type

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Function mbr_part_type returns one of "primary", "extended" and
"logical". The type is used by parted when adding partitions.

Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
This commit is contained in:
Hu Tao
2014-09-26 11:04:07 +08:00
committed by Richard W.M. Jones
parent 80bd9082b5
commit fc34e2d16c
1 changed files with 8 additions and 1 deletions
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resize/resize.ml
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@@ -1095,10 +1095,17 @@ read the man page virt-resize(1).
calculate_target_partitions 1 start ~create_surplus:true partitions in
let mbr_part_type x =
(* for GPT, all partitions are regarded as Primary Partition. *)
if parttype = GPT then "primary"
else if x.p_part.G.part_num <= 4l && x.p_type <> ContentExtendedPartition then "primary"
else if x.p_part.G.part_num <= 4l && x.p_type = ContentExtendedPartition then "extended"
else "logical" in
(* Now partition the target disk. *)
List.iter (
fun p ->
g#part_add "/dev/sdb" "primary" p.p_target_start p.p_target_end
g#part_add "/dev/sdb" (mbr_part_type p) p.p_target_start p.p_target_end
) partitions;
(* Copy over the data. *)