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Merge "Handle zero snapshot size appropriately." am: d2a8418acf

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Change-Id: I1f8272e313b3db8caac196a153aad735d480965b
This commit is contained in:
Yifan Hong 2020-05-01 23:17:21 +00:00 • committed by Automerger Merge Worker
commit 6ccddb648c
1 changed files with 7 additions and 0 deletions
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7
fs_mgr/libsnapshot/partition_cow_creator.cpp
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@ -181,6 +181,13 @@ std::optional<PartitionCowCreator::Return> PartitionCowCreator::Run() {
ret.snapshot_status.set_device_size(target_partition->size());
ret.snapshot_status.set_snapshot_size(target_partition->size());
if (ret.snapshot_status.snapshot_size() == 0) {
LOG(INFO) << "Not creating snapshot for partition " << ret.snapshot_status.name();
ret.snapshot_status.set_cow_partition_size(0);
ret.snapshot_status.set_cow_file_size(0);
return ret;
}
// Being the COW partition virtual, its size doesn't affect the storage
// memory that will be occupied by the target.
// The actual storage space is affected by the COW file, whose size depends